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							30167 lines
						
					
					
						
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								/*
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						|
								 ******************************************************************
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						|
								 *           C++ Mathematical Expression Toolkit Library          *
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						|
								 *                                                                *
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						|
								 * Author: Arash Partow (1999-2015)                               *
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						|
								 * URL: http://www.partow.net/programming/exprtk/index.html       *
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						|
								 *                                                                *
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						|
								 * Copyright notice:                                              *
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						|
								 * Free use of the C++ Mathematical Expression Toolkit Library is *
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						|
								 * permitted under the guidelines and in accordance with the most *
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						|
								 * current version of the Common Public License.                  *
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								 * http://www.opensource.org/licenses/cpl1.0.php                  *
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								 *                                                                *
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						|
								 * Example expressions:                                           *
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						|
								 * (00) (y + x / y) * (x - y / x)                                 *
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								 * (01) (x^2 / sin(2 * pi / y)) - x / 2                           *
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								 * (02) sqrt(1 - (x^2))                                           *
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								 * (03) 1 - sin(2 * x) + cos(pi / y)                              *
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								 * (04) a * exp(2 * t) + c                                        *
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								 * (05) if(((x + 2) == 3) and ((y + 5) <= 9),1 + w, 2 / z)        *
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								 * (06) (avg(x,y) <= x + y ? x - y : x * y) + 2 * pi / x          *
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								 * (07) z := x + sin(2 * pi / y)                                  *
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								 * (08) u := 2 * (pi * z) / (w := x + cos(y / pi))                *
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								 * (09) clamp(-1,sin(2 * pi * x) + cos(y / 2 * pi),+1)            *
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								 * (10) inrange(-2,m,+2) == if(({-2 <= m} and [m <= +2]),1,0)     *
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								 * (11) (2sin(x)cos(2y)7 + 1) == (2 * sin(x) * cos(2*y) * 7 + 1)  *
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								 * (12) (x ilike 's*ri?g') and [y < (3 z^7 + w)]                  *
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								 *                                                                *
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								 ******************************************************************
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								*/
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								#ifndef INCLUDE_EXPRTK_HPP
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						|
								#define INCLUDE_EXPRTK_HPP
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						|
								
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						|
								
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								#include <algorithm>
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								#include <cctype>
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								#include <cmath>
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								#include <cstdio>
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								#include <cstdlib>
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								#include <deque>
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								#include <exception>
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								#include <functional>
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								#include <iterator>
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								#include <limits>
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								#include <list>
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								#include <map>
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								#include <set>
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								#include <stack>
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								#include <stdexcept>
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								#include <string>
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								#include <utility>
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								#include <vector>
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								namespace exprtk
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								{
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								   #if exprtk_enable_debugging
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						|
								     #define exprtk_debug(params) printf params
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						|
								   #else
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								     #define exprtk_debug(params) (void)0
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						|
								   #endif
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						|
								
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								   namespace details
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								   {
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						|
								      inline bool is_whitespace(const char c)
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						|
								      {
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						|
								         return (' '  == c) || ('\n' == c) ||
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								                ('\r' == c) || ('\t' == c) ||
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								                ('\b' == c) || ('\v' == c) ||
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								                ('\f' == c) ;
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						|
								      }
							 | 
						|
								
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								      inline bool is_operator_char(const char c)
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						|
								      {
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								         return ('+' == c) || ('-' == c) ||
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						|
								                ('*' == c) || ('/' == c) ||
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								                ('^' == c) || ('<' == c) ||
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								                ('>' == c) || ('=' == c) ||
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								                (',' == c) || ('!' == c) ||
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								                ('(' == c) || (')' == c) ||
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								                ('[' == c) || (']' == c) ||
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								                ('{' == c) || ('}' == c) ||
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								                ('%' == c) || (':' == c) ||
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								                ('?' == c) || ('&' == c) ||
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								                ('|' == c) || (';' == c) ;
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								      }
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								      inline bool is_letter(const char c)
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								      {
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								         return (('a' <= c) && (c <= 'z')) ||
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								                (('A' <= c) && (c <= 'Z')) ;
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						|
								      }
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						|
								
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								      inline bool is_digit(const char c)
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								      {
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								         return ('0' <= c) && (c <= '9');
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						|
								      }
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								      inline bool is_letter_or_digit(const char c)
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								      {
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								         return is_letter(c) || is_digit(c);
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						|
								      }
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						|
								
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								      inline bool is_left_bracket(const char c)
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						|
								      {
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						|
								         return ('(' == c) || ('[' == c) || ('{' == c);
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						|
								      }
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						|
								
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								      inline bool is_right_bracket(const char c)
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						|
								      {
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								         return (')' == c) || (']' == c) || ('}' == c);
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						|
								      }
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								      inline bool is_bracket(const char c)
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								      {
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								         return is_left_bracket(c) || is_right_bracket(c);
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						|
								      }
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						|
								
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						|
								      inline bool is_sign(const char c)
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						|
								      {
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								         return ('+' == c) || ('-' == c);
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						|
								      }
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						|
								
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								      inline bool is_invalid(const char c)
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						|
								      {
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								         return !is_whitespace   (c) &&
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								                !is_operator_char(c) &&
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								                !is_letter       (c) &&
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								                !is_digit        (c) &&
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								                ('.'  != c)          &&
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								                ('_'  != c)          &&
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								                ('$'  != c)          &&
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								                ('~'  != c)          &&
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								                ('\'' != c);
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						|
								      }
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						|
								
							 | 
						|
								      inline bool imatch(const char c1, const char c2)
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						|
								      {
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								         return std::tolower(c1) == std::tolower(c2);
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						|
								      }
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						|
								
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								      inline bool imatch(const std::string& s1, const std::string& s2)
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						|
								      {
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						|
								         if (s1.size() == s2.size())
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						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < s1.size(); ++i)
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						|
								            {
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						|
								               if (std::tolower(s1[i]) != std::tolower(s2[i]))
							 | 
						|
								               {
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								                  return false;
							 | 
						|
								               }
							 | 
						|
								            }
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						|
								
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						|
								            return true;
							 | 
						|
								         }
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						|
								
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						|
								         return false;
							 | 
						|
								      }
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						|
								
							 | 
						|
								      inline bool is_valid_sf_symbol(const std::string& symbol)
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						|
								      {
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						|
								         // Special function: $f12 or $F34
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						|
								         return (4 == symbol.size())  &&
							 | 
						|
								                ('$' == symbol[0])    &&
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						|
								                imatch('f',symbol[1]) &&
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						|
								                is_digit(symbol[2])   &&
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						|
								                is_digit(symbol[3]);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::string to_str(int i)
							 | 
						|
								      {
							 | 
						|
								         if (0 == i)
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						|
								            return std::string("0");
							 | 
						|
								
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						|
								         std::string result;
							 | 
						|
								         bool negative = (i < 0);
							 | 
						|
								
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						|
								         if (negative) i *= -1;
							 | 
						|
								
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						|
								         while (i)
							 | 
						|
								         {
							 | 
						|
								            char digit = '0' + char(i % 10);
							 | 
						|
								            result = (digit + result);
							 | 
						|
								            i /= 10;
							 | 
						|
								         }
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						|
								
							 | 
						|
								         if (negative)
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						|
								            result = "-" + result;
							 | 
						|
								
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						|
								         return result;
							 | 
						|
								      }
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						|
								
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						|
								      inline bool is_hex_digit(const std::string::value_type digit)
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						|
								      {
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						|
								         return (('0' <= digit) && (digit <= '9')) ||
							 | 
						|
								                (('A' <= digit) && (digit <= 'F')) ||
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						|
								                (('a' <= digit) && (digit <= 'f')) ;
							 | 
						|
								      }
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						|
								
							 | 
						|
								      inline unsigned char hex_to_bin(unsigned char h)
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						|
								      {
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						|
								         if (('0' <= h) && (h <= '9'))
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						|
								            return (h - '0');
							 | 
						|
								         else
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						|
								            return (std::toupper(h) - 'A');
							 | 
						|
								      }
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						|
								
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						|
								      template <typename Iterator>
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						|
								      inline void parse_hex(Iterator& itr, Iterator end, std::string::value_type& result)
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						|
								      {
							 | 
						|
								         if (
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						|
								              (end !=  (itr    )) &&
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						|
								              (end !=  (itr + 1)) &&
							 | 
						|
								              (end !=  (itr + 2)) &&
							 | 
						|
								              (end !=  (itr + 3)) &&
							 | 
						|
								              ('0' == *(itr    )) &&
							 | 
						|
								              (
							 | 
						|
								                ('x' == *(itr + 1)) ||
							 | 
						|
								                ('X' == *(itr + 1))
							 | 
						|
								              ) &&
							 | 
						|
								              (is_hex_digit(*(itr + 2))) &&
							 | 
						|
								              (is_hex_digit(*(itr + 3)))
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            result = hex_to_bin(*(itr + 2)) << 4 | hex_to_bin(*(itr + 3));
							 | 
						|
								            itr += 3;
							 | 
						|
								         }
							 | 
						|
								         else
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						|
								            result = '\0';
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void cleanup_escapes(std::string& s)
							 | 
						|
								      {
							 | 
						|
								         std::string::iterator itr1 = s.begin();
							 | 
						|
								         std::string::iterator itr2 = s.begin();
							 | 
						|
								         std::string::iterator end  = s.end  ();
							 | 
						|
								         std::size_t removal_count  = 0;
							 | 
						|
								
							 | 
						|
								         while (end != itr1)
							 | 
						|
								         {
							 | 
						|
								            if ('\\' == (*itr1))
							 | 
						|
								            {
							 | 
						|
								               ++removal_count;
							 | 
						|
								
							 | 
						|
								               if (end == ++itr1)
							 | 
						|
								                  break;
							 | 
						|
								               else if ('\\' != (*itr1))
							 | 
						|
								               {
							 | 
						|
								                  switch (*itr1)
							 | 
						|
								                  {
							 | 
						|
								                     case 'n' : (*itr1) = '\n'; break;
							 | 
						|
								                     case 'r' : (*itr1) = '\r'; break;
							 | 
						|
								                     case 't' : (*itr1) = '\t'; break;
							 | 
						|
								                     case '0' : parse_hex(itr1,end,(*itr1));
							 | 
						|
								                                removal_count += 3;
							 | 
						|
								                                break;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  continue;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (itr1 != itr2)
							 | 
						|
								            {
							 | 
						|
								               (*itr2) = (*itr1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            ++itr1;
							 | 
						|
								            ++itr2;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         s.resize(s.size() - removal_count);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      class build_string
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         build_string(const std::size_t& initial_size = 64)
							 | 
						|
								         {
							 | 
						|
								            data_.reserve(initial_size);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline build_string& operator << (const std::string& s)
							 | 
						|
								         {
							 | 
						|
								            data_ += s;
							 | 
						|
								            return (*this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline build_string& operator << (const char* s)
							 | 
						|
								         {
							 | 
						|
								            data_ += std::string(s);
							 | 
						|
								            return (*this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator std::string () const
							 | 
						|
								         {
							 | 
						|
								            return data_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string as_string() const
							 | 
						|
								         {
							 | 
						|
								            return data_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::string data_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct ilesscompare
							 | 
						|
								      {
							 | 
						|
								         inline bool operator()(const std::string& s1, const std::string& s2) const
							 | 
						|
								         {
							 | 
						|
								            const std::size_t length = std::min(s1.size(),s2.size());
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < length;  ++i)
							 | 
						|
								            {
							 | 
						|
								               const char c1 = static_cast<char>(std::tolower(s1[i]));
							 | 
						|
								               const char c2 = static_cast<char>(std::tolower(s2[i]));
							 | 
						|
								
							 | 
						|
								               if (c1 > c2)
							 | 
						|
								                  return false;
							 | 
						|
								               else if (c1 < c2)
							 | 
						|
								                  return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return s1.size() < s2.size();
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      static const std::string reserved_words[] =
							 | 
						|
								                                  {
							 | 
						|
								                                    "break",  "case",  "continue",  "default",  "false",  "for",
							 | 
						|
								                                    "if", "else", "ilike",  "in", "like", "and",  "nand", "nor",
							 | 
						|
								                                    "not",  "null",  "or",   "repeat",  "shl",  "shr",   "swap",
							 | 
						|
								                                    "switch", "true",  "until", "var",  "while", "xnor",  "xor",
							 | 
						|
								                                    "&", "|"
							 | 
						|
								                                  };
							 | 
						|
								
							 | 
						|
								      static const std::size_t reserved_words_size = sizeof(reserved_words) / sizeof(std::string);
							 | 
						|
								
							 | 
						|
								      static const std::string reserved_symbols[] =
							 | 
						|
								                                  {
							 | 
						|
								                                    "abs",  "acos",  "acosh",  "and",  "asin",  "asinh", "atan",
							 | 
						|
								                                    "atanh", "atan2", "avg",  "break", "case", "ceil",  "clamp",
							 | 
						|
								                                    "continue",   "cos",   "cosh",   "cot",   "csc",  "default",
							 | 
						|
								                                    "deg2grad",  "deg2rad",   "equal",  "erf",   "erfc",  "exp",
							 | 
						|
								                                    "expm1",  "false",   "floor",  "for",   "frac",  "grad2deg",
							 | 
						|
								                                    "hypot", "iclamp", "if",  "else", "ilike", "in",  "inrange",
							 | 
						|
								                                    "like",  "log",  "log10", "log2",  "logn",  "log1p", "mand",
							 | 
						|
								                                    "max", "min",  "mod", "mor",  "mul", "ncdf",  "nand", "nor",
							 | 
						|
								                                    "not",   "not_equal",   "null",   "or",   "pow",  "rad2deg",
							 | 
						|
								                                    "repeat", "root",  "round", "roundn",  "sec", "sgn",  "shl",
							 | 
						|
								                                    "shr",  "sin",  "sinc",   "sinh",  "sqrt",  "sum",   "swap",
							 | 
						|
								                                    "switch", "tan",  "tanh", "true",  "trunc", "until",  "var",
							 | 
						|
								                                    "while", "xnor", "xor", "&", "|"
							 | 
						|
								                                  };
							 | 
						|
								
							 | 
						|
								      static const std::size_t reserved_symbols_size = sizeof(reserved_symbols) / sizeof(std::string);
							 | 
						|
								
							 | 
						|
								      inline bool is_reserved_word(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < reserved_words_size; ++i)
							 | 
						|
								         {
							 | 
						|
								            if (imatch(symbol,reserved_words[i]))
							 | 
						|
								            {
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_reserved_symbol(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < reserved_symbols_size; ++i)
							 | 
						|
								         {
							 | 
						|
								            if (imatch(symbol,reserved_symbols[i]))
							 | 
						|
								            {
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      struct cs_match
							 | 
						|
								      {
							 | 
						|
								         static inline bool cmp(const char c0, const char c1)
							 | 
						|
								         {
							 | 
						|
								            return (c0 == c1);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct cis_match
							 | 
						|
								      {
							 | 
						|
								         static inline bool cmp(const char c0, const char c1)
							 | 
						|
								         {
							 | 
						|
								            return (std::tolower(c0) == std::tolower(c1));
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Iterator, typename Compare>
							 | 
						|
								      inline bool match_impl(const Iterator pattern_begin,
							 | 
						|
								                             const Iterator pattern_end,
							 | 
						|
								                             const Iterator data_begin,
							 | 
						|
								                             const Iterator data_end,
							 | 
						|
								                             const typename std::iterator_traits<Iterator>::value_type& zero_or_more,
							 | 
						|
								                             const typename std::iterator_traits<Iterator>::value_type& zero_or_one)
							 | 
						|
								      {
							 | 
						|
								         if (0 == std::distance(data_begin,data_end))
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         Iterator d_itr = data_begin;
							 | 
						|
								         Iterator p_itr = pattern_begin;
							 | 
						|
								         Iterator c_itr = data_begin;
							 | 
						|
								         Iterator m_itr = data_begin;
							 | 
						|
								
							 | 
						|
								         while ((data_end != d_itr) && (zero_or_more != (*p_itr)))
							 | 
						|
								         {
							 | 
						|
								            if ((!Compare::cmp((*p_itr),(*d_itr))) && (zero_or_one != (*p_itr)))
							 | 
						|
								            {
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            ++p_itr;
							 | 
						|
								            ++d_itr;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         while (data_end != d_itr)
							 | 
						|
								         {
							 | 
						|
								            if (zero_or_more == (*p_itr))
							 | 
						|
								            {
							 | 
						|
								               if (pattern_end == (++p_itr))
							 | 
						|
								               {
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               m_itr = p_itr;
							 | 
						|
								               c_itr = d_itr;
							 | 
						|
								               ++c_itr;
							 | 
						|
								            }
							 | 
						|
								            else if ((Compare::cmp((*p_itr),(*d_itr))) || (zero_or_one == (*p_itr)))
							 | 
						|
								            {
							 | 
						|
								               ++p_itr;
							 | 
						|
								               ++d_itr;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               p_itr = m_itr;
							 | 
						|
								               d_itr = c_itr++;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         while ((p_itr != pattern_end) && (zero_or_more == (*p_itr))) { ++p_itr; }
							 | 
						|
								
							 | 
						|
								         return (p_itr == pattern_end);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool wc_match(const std::string& wild_card,
							 | 
						|
								                           const std::string& str)
							 | 
						|
								      {
							 | 
						|
								         return match_impl<const char*,cs_match>(wild_card.data(),
							 | 
						|
								                                                 wild_card.data() + wild_card.size(),
							 | 
						|
								                                                 str.data(),
							 | 
						|
								                                                 str.data() + str.size(),
							 | 
						|
								                                                 '*',
							 | 
						|
								                                                 '?');
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool wc_imatch(const std::string& wild_card,
							 | 
						|
								                            const std::string& str)
							 | 
						|
								      {
							 | 
						|
								         return match_impl<const char*,cis_match>(wild_card.data(),
							 | 
						|
								                                                  wild_card.data() + wild_card.size(),
							 | 
						|
								                                                  str.data(),
							 | 
						|
								                                                  str.data() + str.size(),
							 | 
						|
								                                                  '*',
							 | 
						|
								                                                  '?');
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool sequence_match(const std::string& pattern,
							 | 
						|
								                                 const std::string& str,
							 | 
						|
								                                 std::size_t&       diff_index,
							 | 
						|
								                                 char&              diff_value)
							 | 
						|
								      {
							 | 
						|
								         if (str.empty() || pattern.empty())
							 | 
						|
								            return false;
							 | 
						|
								         else if ('*' == pattern[0])
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         typedef std::string::const_iterator itr_t;
							 | 
						|
								
							 | 
						|
								         itr_t p_itr = pattern.begin();
							 | 
						|
								         itr_t s_itr = str    .begin();
							 | 
						|
								
							 | 
						|
								         itr_t p_end = pattern.end();
							 | 
						|
								         itr_t s_end = str    .end();
							 | 
						|
								
							 | 
						|
								         while ((s_end != s_itr) && (p_end != p_itr))
							 | 
						|
								         {
							 | 
						|
								            if ('*' == (*p_itr))
							 | 
						|
								            {
							 | 
						|
								               const char target = std::toupper(*(p_itr - 1));
							 | 
						|
								
							 | 
						|
								               if ('*' == target)
							 | 
						|
								               {
							 | 
						|
								                  diff_index = std::distance(str.begin(),s_itr);
							 | 
						|
								                  diff_value = std::toupper(*p_itr);
							 | 
						|
								
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  ++p_itr;
							 | 
						|
								
							 | 
						|
								               while (s_itr != s_end)
							 | 
						|
								               {
							 | 
						|
								                  if (target != std::toupper(*s_itr))
							 | 
						|
								                     break;
							 | 
						|
								                  else
							 | 
						|
								                     ++s_itr;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               continue;
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      ('?' != *p_itr) &&
							 | 
						|
								                      std::toupper(*p_itr) != std::toupper(*s_itr)
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               diff_index = std::distance(str.begin(),s_itr);
							 | 
						|
								               diff_value = std::toupper(*p_itr);
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            ++p_itr;
							 | 
						|
								            ++s_itr;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return (
							 | 
						|
								                  (s_end == s_itr) &&
							 | 
						|
								                  (
							 | 
						|
								                    (p_end ==  p_itr) ||
							 | 
						|
								                    ('*'   == *p_itr)
							 | 
						|
								                  )
							 | 
						|
								                );
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static const double pow10[] = {
							 | 
						|
								                                       1.0,
							 | 
						|
								                                       1.0E+001, 1.0E+002, 1.0E+003, 1.0E+004,
							 | 
						|
								                                       1.0E+005, 1.0E+006, 1.0E+007, 1.0E+008,
							 | 
						|
								                                       1.0E+009, 1.0E+010, 1.0E+011, 1.0E+012,
							 | 
						|
								                                       1.0E+013, 1.0E+014, 1.0E+015, 1.0E+016
							 | 
						|
								                                    };
							 | 
						|
								
							 | 
						|
								     static const std::size_t pow10_size = sizeof(pow10) / sizeof(double);
							 | 
						|
								
							 | 
						|
								      namespace numeric
							 | 
						|
								      {
							 | 
						|
								         namespace constant
							 | 
						|
								         {
							 | 
						|
								            static const double e       =  2.718281828459045235360;
							 | 
						|
								            static const double pi      =  3.141592653589793238462;
							 | 
						|
								            static const double pi_2    =  1.570796326794896619231;
							 | 
						|
								            static const double pi_4    =  0.785398163397448309616;
							 | 
						|
								            static const double pi_180  =  0.017453292519943295769;
							 | 
						|
								            static const double _1_pi   =  0.318309886183790671538;
							 | 
						|
								            static const double _2_pi   =  0.636619772367581343076;
							 | 
						|
								            static const double _180_pi = 57.295779513082320876798;
							 | 
						|
								            static const double log2    =  0.693147180559945309417;
							 | 
						|
								            static const double sqrt2   =  1.414213562373095048801;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         namespace details
							 | 
						|
								         {
							 | 
						|
								            struct unknown_type_tag {};
							 | 
						|
								            struct real_type_tag    {};
							 | 
						|
								            struct int_type_tag     {};
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            struct number_type { typedef unknown_type_tag type; };
							 | 
						|
								
							 | 
						|
								            #define exprtk_register_real_type_tag(T)                          \
							 | 
						|
								            template<> struct number_type<T> { typedef real_type_tag type; }; \
							 | 
						|
								
							 | 
						|
								            #define exprtk_register_int_type_tag(T)                          \
							 | 
						|
								            template<> struct number_type<T> { typedef int_type_tag type; }; \
							 | 
						|
								
							 | 
						|
								            exprtk_register_real_type_tag(double     )
							 | 
						|
								            exprtk_register_real_type_tag(long double)
							 | 
						|
								            exprtk_register_real_type_tag(float      )
							 | 
						|
								
							 | 
						|
								            exprtk_register_int_type_tag(short                 )
							 | 
						|
								            exprtk_register_int_type_tag(int                   )
							 | 
						|
								            exprtk_register_int_type_tag(long long int         )
							 | 
						|
								            exprtk_register_int_type_tag(unsigned short        )
							 | 
						|
								            exprtk_register_int_type_tag(unsigned int          )
							 | 
						|
								            exprtk_register_int_type_tag(unsigned long long int)
							 | 
						|
								
							 | 
						|
								            #undef exprtk_register_real_type_tag
							 | 
						|
								            #undef exprtk_register_int_type_tag
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            struct epsilon_type
							 | 
						|
								            {
							 | 
						|
								               static inline T value()
							 | 
						|
								               {
							 | 
						|
								                  const T epsilon = T(0.0000000001);
							 | 
						|
								                  return epsilon;
							 | 
						|
								               }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            template <>
							 | 
						|
								            struct epsilon_type <float>
							 | 
						|
								            {
							 | 
						|
								               static inline float value()
							 | 
						|
								               {
							 | 
						|
								                  const float epsilon = float(0.000001f);
							 | 
						|
								                  return epsilon;
							 | 
						|
								               }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            template <>
							 | 
						|
								            struct epsilon_type <long double>
							 | 
						|
								            {
							 | 
						|
								               static inline long double value()
							 | 
						|
								               {
							 | 
						|
								                  const long double epsilon = (long double)(0.000000000001);
							 | 
						|
								                  return epsilon;
							 | 
						|
								               }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline bool is_nan_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::not_equal_to<T>()(v,v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline int to_int32_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return static_cast<int>(v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline long long int to_int64_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return static_cast<long long int>(v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline bool is_true_impl(const T v)
							 | 
						|
								            {
							 | 
						|
								               return std::not_equal_to<T>()(T(0),v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline bool is_false_impl(const T v)
							 | 
						|
								            {
							 | 
						|
								               return std::equal_to<T>()(T(0),v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T abs_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return ((v >= T(0)) ? v : -v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T min_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::min<T>(v0,v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T max_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::max<T>(v0,v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T equal_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const T epsilon = epsilon_type<T>::value();
							 | 
						|
								               return (abs_impl(v0 - v1,real_type_tag()) <= (std::max(T(1),std::max(abs_impl(v0,real_type_tag()),abs_impl(v1,real_type_tag()))) * epsilon)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline float equal_impl(const float v0, const float v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const float epsilon = epsilon_type<float>::value();
							 | 
						|
								               return (abs_impl(v0 - v1,real_type_tag()) <= (std::max(1.0f,std::max(abs_impl(v0,real_type_tag()),abs_impl(v1,real_type_tag()))) * epsilon)) ? 1.0f : 0.0f;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T equal_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (v0 == v1) ? 1 : 0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T expm1_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               // return std::expm1<T>(v);
							 | 
						|
								               if (abs_impl(v,real_type_tag()) < T(0.00001))
							 | 
						|
								                  return v + (T(0.5) * v * v);
							 | 
						|
								               else
							 | 
						|
								                  return std::exp(v) - T(1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T expm1_impl(const T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return T(std::exp<double>(v)) - T(1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T nequal_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const T epsilon = epsilon_type<T>::value();
							 | 
						|
								               return (abs_impl(v0 - v1,real_type_tag()) > (std::max(T(1),std::max(abs_impl(v0,real_type_tag()),abs_impl(v1,real_type_tag()))) * epsilon)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline float nequal_impl(const float v0, const float v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const float epsilon = epsilon_type<float>::value();
							 | 
						|
								               return (abs_impl(v0 - v1,real_type_tag()) > (std::max(1.0f,std::max(abs_impl(v0,real_type_tag()),abs_impl(v1,real_type_tag()))) * epsilon)) ? 1.0f : 0.0f;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T nequal_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (v0 != v1) ? 1 : 0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T modulus_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::fmod(v0,v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T modulus_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 % v1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T pow_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::pow(v0,v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T pow_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::pow(static_cast<double>(v0),static_cast<double>(v1));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T logn_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::log(v0) / std::log(v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T logn_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return static_cast<T>(logn_impl<double>(static_cast<double>(v0),static_cast<double>(v1),real_type_tag()));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T log1p_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               if (v > T(-1))
							 | 
						|
								               {
							 | 
						|
								                  if (abs_impl(v,real_type_tag()) > T(0.0001))
							 | 
						|
								                  {
							 | 
						|
								                     return std::log(T(1) + v);
							 | 
						|
								                  }
							 | 
						|
								                  else
							 | 
						|
								                     return (T(-0.5) * v + T(1)) * v;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T log1p_impl(const T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               if (v > T(-1))
							 | 
						|
								               {
							 | 
						|
								                  return std::log(T(1) + v);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T root_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::pow(v0,T(1) / v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T root_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return root_impl<double>(static_cast<double>(v0),static_cast<double>(v1),real_type_tag());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T round_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return ((v < T(0)) ? std::ceil(v - T(0.5)) : std::floor(v + T(0.5)));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T roundn_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const int index = std::max<int>(0, std::min<int>(pow10_size - 1, (int)std::floor(v1)));
							 | 
						|
								               const T p10 = T(pow10[index]);
							 | 
						|
								               if (v0 < T(0))
							 | 
						|
								                  return T(std::ceil ((v0 * p10) - T(0.5)) / p10);
							 | 
						|
								               else
							 | 
						|
								                  return T(std::floor((v0 * p10) + T(0.5)) / p10);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T roundn_impl(const T v0, const T, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T hypot_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::sqrt((v0 * v0) + (v1 * v1));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T hypot_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return static_cast<T>(std::sqrt(static_cast<double>((v0 * v0) + (v1 * v1))));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T atan2_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::atan2(v0,v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T atan2_impl(const T, const T, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return 0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T shr_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 * (T(1) / std::pow(T(2),static_cast<T>(static_cast<int>(v1))));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T shr_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 >> v1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T shl_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 * std::pow(T(2),static_cast<T>(static_cast<int>(v1)));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T shl_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 << v1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T sgn_impl(const T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								                    if (v > T(0)) return T(+1);
							 | 
						|
								               else if (v < T(0)) return T(-1);
							 | 
						|
								               else               return T( 0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T sgn_impl(const T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								                    if (v > T(0)) return T(+1);
							 | 
						|
								               else if (v < T(0)) return T(-1);
							 | 
						|
								               else               return T( 0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T and_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (is_true_impl(v0) && is_true_impl(v1)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T and_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 && v1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T nand_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (is_false_impl(v0) || is_false_impl(v1)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T nand_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return !(v0 && v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T or_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (is_true_impl(v0) || is_true_impl(v1)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T or_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (v0 || v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T nor_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (is_false_impl(v0) && is_false_impl(v1)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T nor_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return !(v0 || v1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T xor_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return (is_false_impl(v0) != is_false_impl(v1)) ? T(1) : T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T xor_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return v0 ^ v1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T xnor_impl(const T v0, const T v1, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const bool v0_true = is_true_impl(v0);
							 | 
						|
								               const bool v1_true = is_true_impl(v1);
							 | 
						|
								               if ((v0_true &&  v1_true) || (!v0_true && !v1_true))
							 | 
						|
								                  return T(1);
							 | 
						|
								               else
							 | 
						|
								                  return T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T xnor_impl(const T v0, const T v1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               const bool v0_true = is_true_impl(v0);
							 | 
						|
								               const bool v1_true = is_true_impl(v1);
							 | 
						|
								               if ((v0_true &&  v1_true) || (!v0_true && !v1_true))
							 | 
						|
								                  return T(1);
							 | 
						|
								               else
							 | 
						|
								                  return T(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T erf_impl(T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               #if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
							 | 
						|
								               // Credits: Abramowitz & Stegun Equations 7.1.25-28
							 | 
						|
								               const T t = T(1) / (T(1) + T(0.5) * abs_impl(v,real_type_tag()));
							 | 
						|
								               static const T c[] = {
							 | 
						|
								                                      T( 1.26551223), T(1.00002368),
							 | 
						|
								                                      T( 0.37409196), T(0.09678418),
							 | 
						|
								                                      T(-0.18628806), T(0.27886807),
							 | 
						|
								                                      T(-1.13520398), T(1.48851587),
							 | 
						|
								                                      T(-0.82215223), T(0.17087277)
							 | 
						|
								                                    };
							 | 
						|
								               T result = T(1) - t * std::exp((-v * v) -
							 | 
						|
								                                      c[0] + t * (c[1] + t *
							 | 
						|
								                                     (c[2] + t * (c[3] + t *
							 | 
						|
								                                     (c[4] + t * (c[5] + t *
							 | 
						|
								                                     (c[6] + t * (c[7] + t *
							 | 
						|
								                                     (c[8] + t * (c[9]))))))))));
							 | 
						|
								               return (v >= T(0)) ? result : -result;
							 | 
						|
								               #else
							 | 
						|
								               return ::erf(v);
							 | 
						|
								               #endif
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T erf_impl(T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return erf_impl(static_cast<double>(v),real_type_tag());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T erfc_impl(T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               #if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
							 | 
						|
								               return T(1) - erf_impl(v,real_type_tag());
							 | 
						|
								               #else
							 | 
						|
								               return ::erfc(v);
							 | 
						|
								               #endif
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T erfc_impl(T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return erfc_impl(static_cast<double>(v),real_type_tag());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T ncdf_impl(T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               T cnd = T(0.5) * (T(1) + erf_impl(
							 | 
						|
								                                           abs_impl(v,real_type_tag()) /
							 | 
						|
								                                           T(numeric::constant::sqrt2),real_type_tag()));
							 | 
						|
								               return  (v < T(0)) ? (T(1) - cnd) : cnd;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T ncdf_impl(T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return ncdf_impl(static_cast<double>(v),real_type_tag());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T sinc_impl(T v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               if (std::abs(v) >= std::numeric_limits<T>::epsilon())
							 | 
						|
								                   return(std::sin(v) / v);
							 | 
						|
								               else
							 | 
						|
								                  return T(1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T sinc_impl(T v, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return sinc_impl(static_cast<double>(v),real_type_tag());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T> inline T  acos_impl(const T v, real_type_tag) { return std::acos (v); }
							 | 
						|
								            template <typename T> inline T acosh_impl(const T v, real_type_tag) { return std::log(v + std::sqrt((v * v) - T(1))); }
							 | 
						|
								            template <typename T> inline T  asin_impl(const T v, real_type_tag) { return std::asin (v); }
							 | 
						|
								            template <typename T> inline T asinh_impl(const T v, real_type_tag) { return std::log(v + std::sqrt((v * v) + T(1))); }
							 | 
						|
								            template <typename T> inline T  atan_impl(const T v, real_type_tag) { return std::atan (v); }
							 | 
						|
								            template <typename T> inline T atanh_impl(const T v, real_type_tag) { return (std::log(T(1) + v) - log(T(1) - v)) / T(2); }
							 | 
						|
								            template <typename T> inline T  ceil_impl(const T v, real_type_tag) { return std::ceil (v); }
							 | 
						|
								            template <typename T> inline T   cos_impl(const T v, real_type_tag) { return std::cos  (v); }
							 | 
						|
								            template <typename T> inline T  cosh_impl(const T v, real_type_tag) { return std::cosh (v); }
							 | 
						|
								            template <typename T> inline T   exp_impl(const T v, real_type_tag) { return std::exp  (v); }
							 | 
						|
								            template <typename T> inline T floor_impl(const T v, real_type_tag) { return std::floor(v); }
							 | 
						|
								            template <typename T> inline T   log_impl(const T v, real_type_tag) { return std::log  (v); }
							 | 
						|
								            template <typename T> inline T log10_impl(const T v, real_type_tag) { return std::log10(v); }
							 | 
						|
								            template <typename T> inline T  log2_impl(const T v, real_type_tag) { return std::log(v)/T(numeric::constant::log2); }
							 | 
						|
								            template <typename T> inline T   neg_impl(const T v, real_type_tag) { return -v;            }
							 | 
						|
								            template <typename T> inline T   pos_impl(const T v, real_type_tag) { return +v;            }
							 | 
						|
								            template <typename T> inline T   sin_impl(const T v, real_type_tag) { return std::sin  (v); }
							 | 
						|
								            template <typename T> inline T  sinh_impl(const T v, real_type_tag) { return std::sinh (v); }
							 | 
						|
								            template <typename T> inline T  sqrt_impl(const T v, real_type_tag) { return std::sqrt (v); }
							 | 
						|
								            template <typename T> inline T   tan_impl(const T v, real_type_tag) { return std::tan  (v); }
							 | 
						|
								            template <typename T> inline T  tanh_impl(const T v, real_type_tag) { return std::tanh (v); }
							 | 
						|
								            template <typename T> inline T   cot_impl(const T v, real_type_tag) { return T(1) / std::tan(v); }
							 | 
						|
								            template <typename T> inline T   sec_impl(const T v, real_type_tag) { return T(1) / std::cos(v); }
							 | 
						|
								            template <typename T> inline T   csc_impl(const T v, real_type_tag) { return T(1) / std::sin(v); }
							 | 
						|
								            template <typename T> inline T   r2d_impl(const T v, real_type_tag) { return (v * T(numeric::constant::_180_pi)); }
							 | 
						|
								            template <typename T> inline T   d2r_impl(const T v, real_type_tag) { return (v * T(numeric::constant::pi_180));  }
							 | 
						|
								            template <typename T> inline T   d2g_impl(const T v, real_type_tag) { return (v * T(20.0/9.0)); }
							 | 
						|
								            template <typename T> inline T   g2d_impl(const T v, real_type_tag) { return (v * T(9.0/20.0)); }
							 | 
						|
								            template <typename T> inline T  notl_impl(const T v, real_type_tag) { return (std::not_equal_to<T>()(T(0),v) ? T(0) : T(1)); }
							 | 
						|
								            template <typename T> inline T  frac_impl(const T v, real_type_tag) { return (v - static_cast<long long>(v)); }
							 | 
						|
								            template <typename T> inline T trunc_impl(const T v, real_type_tag) { return T(static_cast<long long>(v));    }
							 | 
						|
								
							 | 
						|
								            template <typename T> inline T   abs_impl(const T v, int_type_tag) { return ((v >= T(0)) ? v : -v); }
							 | 
						|
								            template <typename T> inline T   exp_impl(const T v, int_type_tag) { return std::exp  (v); }
							 | 
						|
								            template <typename T> inline T   log_impl(const T v, int_type_tag) { return std::log  (v); }
							 | 
						|
								            template <typename T> inline T log10_impl(const T v, int_type_tag) { return std::log10(v); }
							 | 
						|
								            template <typename T> inline T  log2_impl(const T v, int_type_tag) { return std::log(v)/T(numeric::constant::log2); }
							 | 
						|
								            template <typename T> inline T   neg_impl(const T v, int_type_tag) { return -v;            }
							 | 
						|
								            template <typename T> inline T   pos_impl(const T v, int_type_tag) { return +v;            }
							 | 
						|
								            template <typename T> inline T  ceil_impl(const T v, int_type_tag) { return v;             }
							 | 
						|
								            template <typename T> inline T floor_impl(const T v, int_type_tag) { return v;             }
							 | 
						|
								            template <typename T> inline T round_impl(const T v, int_type_tag) { return v;             }
							 | 
						|
								            template <typename T> inline T  notl_impl(const T v, int_type_tag) { return !v;            }
							 | 
						|
								            template <typename T> inline T  sqrt_impl(const T v, int_type_tag) { return std::sqrt (v); }
							 | 
						|
								            template <typename T> inline T  frac_impl(const T  , int_type_tag) { return T(0);          }
							 | 
						|
								            template <typename T> inline T trunc_impl(const T v, int_type_tag) { return v;             }
							 | 
						|
								            template <typename T> inline T  acos_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T acosh_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T  asin_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T asinh_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T  atan_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T atanh_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T   cos_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T  cosh_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T   sin_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T  sinh_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T   tan_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T  tanh_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T   cot_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T   sec_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								            template <typename T> inline T   csc_impl(const T  , int_type_tag) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline bool is_integer_impl(const T& v, real_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return std::equal_to<T>()(T(0),std::fmod(v,T(1)));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline bool is_integer_impl(const T&, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Type>
							 | 
						|
								         struct numeric_info { enum { length = 0, size = 32, bound_length = 0, min_exp = 0, max_exp = 0 }; };
							 | 
						|
								
							 | 
						|
								         template<> struct numeric_info<int>         { enum { length = 10, size = 16, bound_length =  9}; };
							 | 
						|
								         template<> struct numeric_info<float>       { enum { min_exp =  -38, max_exp =  +38}; };
							 | 
						|
								         template<> struct numeric_info<double>      { enum { min_exp = -308, max_exp = +308}; };
							 | 
						|
								         template<> struct numeric_info<long double> { enum { min_exp = -308, max_exp = +308}; };
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline int to_int32(const T v)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return to_int32_impl(v,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline long long int to_int64(const T v)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return to_int64_impl(v,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline bool is_nan(const T v)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return is_nan_impl(v,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T min(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return min_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T max(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return max_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T equal(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return equal_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T nequal(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return nequal_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T modulus(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return modulus_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T pow(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return pow_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T logn(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return logn_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T root(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return root_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T roundn(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return roundn_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T hypot(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return hypot_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T atan2(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return atan2_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T shr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return shr_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T shl(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return shl_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T and_opr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return and_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T nand_opr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return nand_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T or_opr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return or_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T nor_opr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return nor_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T xor_opr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return xor_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T xnor_opr(const T v0, const T v1)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return xnor_impl(v0,v1,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline bool is_integer(const T v)
							 | 
						|
								         {
							 | 
						|
								            typename details::number_type<T>::type num_type;
							 | 
						|
								            return is_integer_impl(v,num_type);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T, unsigned int N>
							 | 
						|
								         struct fast_exp
							 | 
						|
								         {
							 | 
						|
								            static inline T result(T v)
							 | 
						|
								            {
							 | 
						|
								               unsigned int k = N;
							 | 
						|
								               T l = T(1);
							 | 
						|
								
							 | 
						|
								               while (k)
							 | 
						|
								               {
							 | 
						|
								                  if (k & 1)
							 | 
						|
								                  {
							 | 
						|
								                     l *= v;
							 | 
						|
								                     --k;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  v *= v;
							 | 
						|
								                  k >>= 1;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return l;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T> struct fast_exp<T,10> { static inline T result(T v) { T v_5 = fast_exp<T,5>::result(v); return v_5 * v_5; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 9> { static inline T result(T v) { return fast_exp<T,8>::result(v) * v; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 8> { static inline T result(T v) { T v_4 = fast_exp<T,4>::result(v); return v_4 * v_4; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 7> { static inline T result(T v) { return fast_exp<T,6>::result(v) * v; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 6> { static inline T result(T v) { T v_3 = fast_exp<T,3>::result(v); return v_3 * v_3; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 5> { static inline T result(T v) { return fast_exp<T,4>::result(v) * v; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 4> { static inline T result(T v) { T v_2 = v * v; return v_2 * v_2; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 3> { static inline T result(T v) { return v * v * v; } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 2> { static inline T result(T v) { return v * v;     } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 1> { static inline T result(T v) { return v;         } };
							 | 
						|
								         template <typename T> struct fast_exp<T, 0> { static inline T result(T  ) { return T(1);      } };
							 | 
						|
								
							 | 
						|
								         #define exprtk_define_unary_function(FunctionName)   \
							 | 
						|
								         template <typename T>                                \
							 | 
						|
								         inline T FunctionName (const T v)                    \
							 | 
						|
								         {                                                    \
							 | 
						|
								            typename details::number_type<T>::type num_type;  \
							 | 
						|
								            return  FunctionName##_impl(v,num_type);          \
							 | 
						|
								         }                                                    \
							 | 
						|
								
							 | 
						|
								         exprtk_define_unary_function(abs  )
							 | 
						|
								         exprtk_define_unary_function(acos )
							 | 
						|
								         exprtk_define_unary_function(acosh)
							 | 
						|
								         exprtk_define_unary_function(asin )
							 | 
						|
								         exprtk_define_unary_function(asinh)
							 | 
						|
								         exprtk_define_unary_function(atan )
							 | 
						|
								         exprtk_define_unary_function(atanh)
							 | 
						|
								         exprtk_define_unary_function(ceil )
							 | 
						|
								         exprtk_define_unary_function(cos  )
							 | 
						|
								         exprtk_define_unary_function(cosh )
							 | 
						|
								         exprtk_define_unary_function(exp  )
							 | 
						|
								         exprtk_define_unary_function(expm1)
							 | 
						|
								         exprtk_define_unary_function(floor)
							 | 
						|
								         exprtk_define_unary_function(log  )
							 | 
						|
								         exprtk_define_unary_function(log10)
							 | 
						|
								         exprtk_define_unary_function(log2 )
							 | 
						|
								         exprtk_define_unary_function(log1p)
							 | 
						|
								         exprtk_define_unary_function(neg  )
							 | 
						|
								         exprtk_define_unary_function(pos  )
							 | 
						|
								         exprtk_define_unary_function(round)
							 | 
						|
								         exprtk_define_unary_function(sin  )
							 | 
						|
								         exprtk_define_unary_function(sinc )
							 | 
						|
								         exprtk_define_unary_function(sinh )
							 | 
						|
								         exprtk_define_unary_function(sqrt )
							 | 
						|
								         exprtk_define_unary_function(tan  )
							 | 
						|
								         exprtk_define_unary_function(tanh )
							 | 
						|
								         exprtk_define_unary_function(cot  )
							 | 
						|
								         exprtk_define_unary_function(sec  )
							 | 
						|
								         exprtk_define_unary_function(csc  )
							 | 
						|
								         exprtk_define_unary_function(r2d  )
							 | 
						|
								         exprtk_define_unary_function(d2r  )
							 | 
						|
								         exprtk_define_unary_function(d2g  )
							 | 
						|
								         exprtk_define_unary_function(g2d  )
							 | 
						|
								         exprtk_define_unary_function(notl )
							 | 
						|
								         exprtk_define_unary_function(sgn  )
							 | 
						|
								         exprtk_define_unary_function(erf  )
							 | 
						|
								         exprtk_define_unary_function(erfc )
							 | 
						|
								         exprtk_define_unary_function(ncdf )
							 | 
						|
								         exprtk_define_unary_function(frac )
							 | 
						|
								         exprtk_define_unary_function(trunc)
							 | 
						|
								         #undef exprtk_define_unary_function
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline T compute_pow10(T d, const int exponent)
							 | 
						|
								      {
							 | 
						|
								         static const double fract10[] =
							 | 
						|
								         {
							 | 
						|
								            0.0,
							 | 
						|
								            1.0E+001, 1.0E+002, 1.0E+003, 1.0E+004, 1.0E+005, 1.0E+006, 1.0E+007, 1.0E+008, 1.0E+009, 1.0E+010,
							 | 
						|
								            1.0E+011, 1.0E+012, 1.0E+013, 1.0E+014, 1.0E+015, 1.0E+016, 1.0E+017, 1.0E+018, 1.0E+019, 1.0E+020,
							 | 
						|
								            1.0E+021, 1.0E+022, 1.0E+023, 1.0E+024, 1.0E+025, 1.0E+026, 1.0E+027, 1.0E+028, 1.0E+029, 1.0E+030,
							 | 
						|
								            1.0E+031, 1.0E+032, 1.0E+033, 1.0E+034, 1.0E+035, 1.0E+036, 1.0E+037, 1.0E+038, 1.0E+039, 1.0E+040,
							 | 
						|
								            1.0E+041, 1.0E+042, 1.0E+043, 1.0E+044, 1.0E+045, 1.0E+046, 1.0E+047, 1.0E+048, 1.0E+049, 1.0E+050,
							 | 
						|
								            1.0E+051, 1.0E+052, 1.0E+053, 1.0E+054, 1.0E+055, 1.0E+056, 1.0E+057, 1.0E+058, 1.0E+059, 1.0E+060,
							 | 
						|
								            1.0E+061, 1.0E+062, 1.0E+063, 1.0E+064, 1.0E+065, 1.0E+066, 1.0E+067, 1.0E+068, 1.0E+069, 1.0E+070,
							 | 
						|
								            1.0E+071, 1.0E+072, 1.0E+073, 1.0E+074, 1.0E+075, 1.0E+076, 1.0E+077, 1.0E+078, 1.0E+079, 1.0E+080,
							 | 
						|
								            1.0E+081, 1.0E+082, 1.0E+083, 1.0E+084, 1.0E+085, 1.0E+086, 1.0E+087, 1.0E+088, 1.0E+089, 1.0E+090,
							 | 
						|
								            1.0E+091, 1.0E+092, 1.0E+093, 1.0E+094, 1.0E+095, 1.0E+096, 1.0E+097, 1.0E+098, 1.0E+099, 1.0E+100,
							 | 
						|
								            1.0E+101, 1.0E+102, 1.0E+103, 1.0E+104, 1.0E+105, 1.0E+106, 1.0E+107, 1.0E+108, 1.0E+109, 1.0E+110,
							 | 
						|
								            1.0E+111, 1.0E+112, 1.0E+113, 1.0E+114, 1.0E+115, 1.0E+116, 1.0E+117, 1.0E+118, 1.0E+119, 1.0E+120,
							 | 
						|
								            1.0E+121, 1.0E+122, 1.0E+123, 1.0E+124, 1.0E+125, 1.0E+126, 1.0E+127, 1.0E+128, 1.0E+129, 1.0E+130,
							 | 
						|
								            1.0E+131, 1.0E+132, 1.0E+133, 1.0E+134, 1.0E+135, 1.0E+136, 1.0E+137, 1.0E+138, 1.0E+139, 1.0E+140,
							 | 
						|
								            1.0E+141, 1.0E+142, 1.0E+143, 1.0E+144, 1.0E+145, 1.0E+146, 1.0E+147, 1.0E+148, 1.0E+149, 1.0E+150,
							 | 
						|
								            1.0E+151, 1.0E+152, 1.0E+153, 1.0E+154, 1.0E+155, 1.0E+156, 1.0E+157, 1.0E+158, 1.0E+159, 1.0E+160,
							 | 
						|
								            1.0E+161, 1.0E+162, 1.0E+163, 1.0E+164, 1.0E+165, 1.0E+166, 1.0E+167, 1.0E+168, 1.0E+169, 1.0E+170,
							 | 
						|
								            1.0E+171, 1.0E+172, 1.0E+173, 1.0E+174, 1.0E+175, 1.0E+176, 1.0E+177, 1.0E+178, 1.0E+179, 1.0E+180,
							 | 
						|
								            1.0E+181, 1.0E+182, 1.0E+183, 1.0E+184, 1.0E+185, 1.0E+186, 1.0E+187, 1.0E+188, 1.0E+189, 1.0E+190,
							 | 
						|
								            1.0E+191, 1.0E+192, 1.0E+193, 1.0E+194, 1.0E+195, 1.0E+196, 1.0E+197, 1.0E+198, 1.0E+199, 1.0E+200,
							 | 
						|
								            1.0E+201, 1.0E+202, 1.0E+203, 1.0E+204, 1.0E+205, 1.0E+206, 1.0E+207, 1.0E+208, 1.0E+209, 1.0E+210,
							 | 
						|
								            1.0E+211, 1.0E+212, 1.0E+213, 1.0E+214, 1.0E+215, 1.0E+216, 1.0E+217, 1.0E+218, 1.0E+219, 1.0E+220,
							 | 
						|
								            1.0E+221, 1.0E+222, 1.0E+223, 1.0E+224, 1.0E+225, 1.0E+226, 1.0E+227, 1.0E+228, 1.0E+229, 1.0E+230,
							 | 
						|
								            1.0E+231, 1.0E+232, 1.0E+233, 1.0E+234, 1.0E+235, 1.0E+236, 1.0E+237, 1.0E+238, 1.0E+239, 1.0E+240,
							 | 
						|
								            1.0E+241, 1.0E+242, 1.0E+243, 1.0E+244, 1.0E+245, 1.0E+246, 1.0E+247, 1.0E+248, 1.0E+249, 1.0E+250,
							 | 
						|
								            1.0E+251, 1.0E+252, 1.0E+253, 1.0E+254, 1.0E+255, 1.0E+256, 1.0E+257, 1.0E+258, 1.0E+259, 1.0E+260,
							 | 
						|
								            1.0E+261, 1.0E+262, 1.0E+263, 1.0E+264, 1.0E+265, 1.0E+266, 1.0E+267, 1.0E+268, 1.0E+269, 1.0E+270,
							 | 
						|
								            1.0E+271, 1.0E+272, 1.0E+273, 1.0E+274, 1.0E+275, 1.0E+276, 1.0E+277, 1.0E+278, 1.0E+279, 1.0E+280,
							 | 
						|
								            1.0E+281, 1.0E+282, 1.0E+283, 1.0E+284, 1.0E+285, 1.0E+286, 1.0E+287, 1.0E+288, 1.0E+289, 1.0E+290,
							 | 
						|
								            1.0E+291, 1.0E+292, 1.0E+293, 1.0E+294, 1.0E+295, 1.0E+296, 1.0E+297, 1.0E+298, 1.0E+299, 1.0E+300,
							 | 
						|
								            1.0E+301, 1.0E+302, 1.0E+303, 1.0E+304, 1.0E+305, 1.0E+306, 1.0E+307, 1.0E+308
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         static const int fract10_size = static_cast<int>(sizeof(fract10) / sizeof(double));
							 | 
						|
								
							 | 
						|
								         const int e = std::abs(exponent);
							 | 
						|
								
							 | 
						|
								         if (exponent >= std::numeric_limits<T>::min_exponent10)
							 | 
						|
								         {
							 | 
						|
								            if (e < fract10_size)
							 | 
						|
								            {
							 | 
						|
								               if (exponent > 0)
							 | 
						|
								                  return T(d * fract10[e]);
							 | 
						|
								               else
							 | 
						|
								                  return T(d / fract10[e]);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return T(d * std::pow(10.0, 10.0 * exponent));
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								                     d /= T(fract10[           -std::numeric_limits<T>::min_exponent10]);
							 | 
						|
								            return T(d /    fract10[-exponent + std::numeric_limits<T>::min_exponent10]);
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Iterator, typename T>
							 | 
						|
								      inline bool string_to_type_converter_impl_ref(Iterator& itr, const Iterator end, T& result)
							 | 
						|
								      {
							 | 
						|
								         if (itr == end)
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         bool negative = ('-' == (*itr));
							 | 
						|
								
							 | 
						|
								         if (negative || ('+' == (*itr)))
							 | 
						|
								         {
							 | 
						|
								            if (end == ++itr)
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         while ((end != itr) && ('0' == (*itr))) ++itr;
							 | 
						|
								
							 | 
						|
								         bool return_result = true;
							 | 
						|
								         unsigned int digit = 0;
							 | 
						|
								         const std::size_t length = std::distance(itr,end);
							 | 
						|
								
							 | 
						|
								         if (length <= 4)
							 | 
						|
								         {
							 | 
						|
								            switch (length)
							 | 
						|
								            {
							 | 
						|
								               #ifdef exprtk_use_lut
							 | 
						|
								
							 | 
						|
								               #define exprtk_process_digit \
							 | 
						|
								               if ((digit = details::digit_table[(int)*itr++]) < 10) result = result * 10 + (digit); else { return_result = false; break; }
							 | 
						|
								
							 | 
						|
								               #else
							 | 
						|
								               #define exprtk_process_digit \
							 | 
						|
								               if ((digit = (*itr++ - '0')) < 10) result = result * 10 + (digit); else { return_result = false; break; }
							 | 
						|
								
							 | 
						|
								               #endif
							 | 
						|
								
							 | 
						|
								               case  4 : exprtk_process_digit
							 | 
						|
								               case  3 : exprtk_process_digit
							 | 
						|
								               case  2 : exprtk_process_digit
							 | 
						|
								               case  1 : if ((digit = (*itr - '0'))>= 10) { digit = 0; return_result = false; }
							 | 
						|
								
							 | 
						|
								               #undef exprtk_process_digit
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return_result = false;
							 | 
						|
								
							 | 
						|
								         if (length && return_result)
							 | 
						|
								         {
							 | 
						|
								            result = result * 10 + static_cast<T>(digit);
							 | 
						|
								            ++itr;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = negative ? -result : result;
							 | 
						|
								         return return_result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Iterator, typename T>
							 | 
						|
								      static inline bool parse_nan(Iterator& itr, const Iterator end, T& t)
							 | 
						|
								      {
							 | 
						|
								         typedef typename std::iterator_traits<Iterator>::value_type type;
							 | 
						|
								         static const std::size_t nan_length = 3;
							 | 
						|
								         if (std::distance(itr,end) != static_cast<int>(nan_length))
							 | 
						|
								            return false;
							 | 
						|
								         if (static_cast<type>('n') == (*itr))
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (static_cast<type>('a') != *(itr + 1)) ||
							 | 
						|
								                 (static_cast<type>('n') != *(itr + 2))
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (
							 | 
						|
								                   (static_cast<type>('A') != *(itr + 1)) ||
							 | 
						|
								                   (static_cast<type>('N') != *(itr + 2))
							 | 
						|
								                 )
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								         t = std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Iterator, typename T>
							 | 
						|
								      static inline bool parse_inf(Iterator& itr, const Iterator end, T& t, bool negative)
							 | 
						|
								      {
							 | 
						|
								         static const char inf_uc[] = "INFINITY";
							 | 
						|
								         static const char inf_lc[] = "infinity";
							 | 
						|
								         static const std::size_t inf_length = 8;
							 | 
						|
								         const std::size_t length = std::distance(itr,end);
							 | 
						|
								         if ((3 != length) && (inf_length != length))
							 | 
						|
								            return false;
							 | 
						|
								         const char* inf_itr = ('i' == (*itr)) ? inf_lc : inf_uc;
							 | 
						|
								         while (end != itr)
							 | 
						|
								         {
							 | 
						|
								            if (*inf_itr == static_cast<char>(*itr))
							 | 
						|
								            {
							 | 
						|
								               ++itr;
							 | 
						|
								               ++inf_itr;
							 | 
						|
								               continue;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								         if (negative)
							 | 
						|
								            t = -std::numeric_limits<T>::infinity();
							 | 
						|
								         else
							 | 
						|
								            t =  std::numeric_limits<T>::infinity();
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Iterator, typename T>
							 | 
						|
								      inline bool string_to_real(Iterator& itr_external, const Iterator end, T& t, numeric::details::real_type_tag)
							 | 
						|
								      {
							 | 
						|
								         if (end == itr_external) return false;
							 | 
						|
								
							 | 
						|
								         Iterator itr = itr_external;
							 | 
						|
								
							 | 
						|
								         T d = T(0);
							 | 
						|
								
							 | 
						|
								         bool negative = ('-' == (*itr));
							 | 
						|
								
							 | 
						|
								         if (negative || '+' == (*itr))
							 | 
						|
								         {
							 | 
						|
								            if (end == ++itr)
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool instate = false;
							 | 
						|
								
							 | 
						|
								         #define parse_digit_1(d) \
							 | 
						|
								         if ((digit = (*itr - '0')) < 10) { d = d * T(10) + digit; } else break; if (end == ++itr) break; \
							 | 
						|
								
							 | 
						|
								         #define parse_digit_2(d) \
							 | 
						|
								         if ((digit = (*itr - '0')) < 10) { d = d * T(10) + digit; } else break; ++itr; \
							 | 
						|
								
							 | 
						|
								         if ('.' != (*itr))
							 | 
						|
								         {
							 | 
						|
								            const Iterator curr = itr;
							 | 
						|
								            while ((end != itr) && ('0' == (*itr))) ++itr;
							 | 
						|
								            unsigned int digit;
							 | 
						|
								
							 | 
						|
								            while (end != itr)
							 | 
						|
								            {
							 | 
						|
								               // Note: For 'physical' superscalar architectures it
							 | 
						|
								               // is advised that the following loop be: 4xPD1 and 1xPD2
							 | 
						|
								               #ifdef exprtk_enable_superscalar
							 | 
						|
								               parse_digit_1(d)
							 | 
						|
								               parse_digit_1(d)
							 | 
						|
								               #endif
							 | 
						|
								               parse_digit_1(d)
							 | 
						|
								               parse_digit_1(d)
							 | 
						|
								               parse_digit_2(d)
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (curr != itr) instate = true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         int exponent = 0;
							 | 
						|
								
							 | 
						|
								         if (end != itr)
							 | 
						|
								         {
							 | 
						|
								            if ('.' == (*itr))
							 | 
						|
								            {
							 | 
						|
								               const Iterator curr = ++itr;
							 | 
						|
								               unsigned int digit;
							 | 
						|
								               T tmp_d = T(0);
							 | 
						|
								
							 | 
						|
								               while (end != itr)
							 | 
						|
								               {
							 | 
						|
								                  #ifdef exprtk_enable_superscalar
							 | 
						|
								                  parse_digit_1(tmp_d)
							 | 
						|
								                  parse_digit_1(tmp_d)
							 | 
						|
								                  parse_digit_1(tmp_d)
							 | 
						|
								                  #endif
							 | 
						|
								                  parse_digit_1(tmp_d)
							 | 
						|
								                  parse_digit_1(tmp_d)
							 | 
						|
								                  parse_digit_2(tmp_d)
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (curr != itr)
							 | 
						|
								               {
							 | 
						|
								                  instate = true;
							 | 
						|
								                  d += compute_pow10(tmp_d,-std::distance(curr,itr));
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               #undef parse_digit_1
							 | 
						|
								               #undef parse_digit_2
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (end != itr)
							 | 
						|
								            {
							 | 
						|
								               typename std::iterator_traits<Iterator>::value_type c = (*itr);
							 | 
						|
								
							 | 
						|
								               if (('e' == c) || ('E' == c))
							 | 
						|
								               {
							 | 
						|
								                  int exp = 0;
							 | 
						|
								
							 | 
						|
								                  if (!details::string_to_type_converter_impl_ref(++itr,end,exp))
							 | 
						|
								                  {
							 | 
						|
								                     if (end == itr)
							 | 
						|
								                        return false;
							 | 
						|
								                     else
							 | 
						|
								                        c = (*itr);
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  exponent += exp;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (end != itr)
							 | 
						|
								               {
							 | 
						|
								                  if (('f' == c) || ('F' == c) || ('l' == c) || ('L' == c))
							 | 
						|
								                     ++itr;
							 | 
						|
								                  else if ('#' == c)
							 | 
						|
								                  {
							 | 
						|
								                     if (end == ++itr)
							 | 
						|
								                        return false;
							 | 
						|
								                     else if (('I' <= (*itr)) && ((*itr) <= 'n'))
							 | 
						|
								                     {
							 | 
						|
								                        if (('i' == (*itr)) || ('I' == (*itr)))
							 | 
						|
								                        {
							 | 
						|
								                           return parse_inf(itr,end,t,negative);
							 | 
						|
								                        }
							 | 
						|
								                        else if (('n' == (*itr)) || ('N' == (*itr)))
							 | 
						|
								                        {
							 | 
						|
								                           return parse_nan(itr,end,t);
							 | 
						|
								                        }
							 | 
						|
								                        else
							 | 
						|
								                           return false;
							 | 
						|
								                     }
							 | 
						|
								                     else
							 | 
						|
								                        return false;
							 | 
						|
								                  }
							 | 
						|
								                  else if (('I' <= (*itr)) && ((*itr) <= 'n'))
							 | 
						|
								                  {
							 | 
						|
								                     if (('i' == (*itr)) || ('I' == (*itr)))
							 | 
						|
								                     {
							 | 
						|
								                        return parse_inf(itr,end,t,negative);
							 | 
						|
								                     }
							 | 
						|
								                     else if (('n' == (*itr)) || ('N' == (*itr)))
							 | 
						|
								                     {
							 | 
						|
								                        return parse_nan(itr,end,t);
							 | 
						|
								                     }
							 | 
						|
								                     else
							 | 
						|
								                        return false;
							 | 
						|
								                  }
							 | 
						|
								                  else
							 | 
						|
								                     return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if ((end != itr) || (!instate))
							 | 
						|
								            return false;
							 | 
						|
								         else if (exponent)
							 | 
						|
								            d = compute_pow10(d,exponent);
							 | 
						|
								
							 | 
						|
								         t = static_cast<T>((negative) ? -d : d);
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool string_to_real(const std::string& s, T& t)
							 | 
						|
								      {
							 | 
						|
								         const char* begin = s.data();
							 | 
						|
								         const char* end   = s.data() + s.size();
							 | 
						|
								         typename numeric::details::number_type<T>::type num_type;
							 | 
						|
								         return string_to_real(begin,end,t,num_type);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct functor_t
							 | 
						|
								      {
							 | 
						|
								         /*
							 | 
						|
								            Note: The following definitions for Type, may require tweaking
							 | 
						|
								                  based on the compiler and target architecture. The benchmark
							 | 
						|
								                  should provide enough information to make the right choice.
							 | 
						|
								         */
							 | 
						|
								         //typedef T Type;
							 | 
						|
								         //typedef const T Type;
							 | 
						|
								         typedef const T& Type;
							 | 
						|
								         typedef T (*qfunc_t)(Type t0, Type t1, Type t2, Type t3);
							 | 
						|
								         typedef T (*tfunc_t)(Type t0, Type t1, Type t2);
							 | 
						|
								         typedef T (*bfunc_t)(Type t0, Type t1);
							 | 
						|
								         typedef T (*ufunc_t)(Type t0);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								   } // namespace details
							 | 
						|
								
							 | 
						|
								   namespace lexer
							 | 
						|
								   {
							 | 
						|
								      struct token
							 | 
						|
								      {
							 | 
						|
								         enum token_type
							 | 
						|
								         {
							 | 
						|
								            e_none        =   0, e_error       =   1, e_err_symbol  =   2,
							 | 
						|
								            e_err_number  =   3, e_err_string  =   4, e_err_sfunc   =   5,
							 | 
						|
								            e_eof         =   6, e_number      =   7, e_symbol      =   8,
							 | 
						|
								            e_string      =   9, e_assign      =  10, e_addass      =  11,
							 | 
						|
								            e_subass      =  12, e_mulass      =  13, e_divass      =  14,
							 | 
						|
								            e_modass      =  15, e_shr         =  16, e_shl         =  17,
							 | 
						|
								            e_lte         =  18, e_ne          =  19, e_gte         =  20,
							 | 
						|
								            e_swap        =  21, e_lt          = '<', e_gt          = '>',
							 | 
						|
								            e_eq          = '=', e_rbracket    = ')', e_lbracket    = '(',
							 | 
						|
								            e_rsqrbracket = ']', e_lsqrbracket = '[', e_rcrlbracket = '}',
							 | 
						|
								            e_lcrlbracket = '{', e_comma       = ',', e_add         = '+',
							 | 
						|
								            e_sub         = '-', e_div         = '/', e_mul         = '*',
							 | 
						|
								            e_mod         = '%', e_pow         = '^', e_colon       = ':',
							 | 
						|
								            e_ternary     = '?'
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         token()
							 | 
						|
								         : type(e_none),
							 | 
						|
								           value(""),
							 | 
						|
								           position(std::numeric_limits<std::size_t>::max())
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         void clear()
							 | 
						|
								         {
							 | 
						|
								            type     = e_none;
							 | 
						|
								            value    = "";
							 | 
						|
								            position = std::numeric_limits<std::size_t>::max();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Iterator>
							 | 
						|
								         inline token& set_operator(const token_type tt, const Iterator begin, const Iterator end, const Iterator base_begin = Iterator(0))
							 | 
						|
								         {
							 | 
						|
								            type = tt;
							 | 
						|
								            value.assign(begin,end);
							 | 
						|
								            if (base_begin)
							 | 
						|
								               position = std::distance(base_begin,begin);
							 | 
						|
								            return *this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Iterator>
							 | 
						|
								         inline token& set_symbol(const Iterator begin, const Iterator end, const Iterator base_begin = Iterator(0))
							 | 
						|
								         {
							 | 
						|
								            type = e_symbol;
							 | 
						|
								            value.assign(begin,end);
							 | 
						|
								            if (base_begin)
							 | 
						|
								               position = std::distance(base_begin,begin);
							 | 
						|
								            return *this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Iterator>
							 | 
						|
								         inline token& set_numeric(const Iterator begin, const Iterator end, const Iterator base_begin = Iterator(0))
							 | 
						|
								         {
							 | 
						|
								            type = e_number;
							 | 
						|
								            value.assign(begin,end);
							 | 
						|
								            if (base_begin)
							 | 
						|
								               position = std::distance(base_begin,begin);
							 | 
						|
								            return *this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Iterator>
							 | 
						|
								         inline token& set_string(const Iterator begin, const Iterator end, const Iterator base_begin = Iterator(0))
							 | 
						|
								         {
							 | 
						|
								            type = e_string;
							 | 
						|
								            value.assign(begin,end);
							 | 
						|
								            if (base_begin)
							 | 
						|
								               position = std::distance(base_begin,begin);
							 | 
						|
								            return *this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline token& set_string(const std::string& s, const std::size_t p)
							 | 
						|
								         {
							 | 
						|
								            type     = e_string;
							 | 
						|
								            value    = s;
							 | 
						|
								            position = p;
							 | 
						|
								            return *this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Iterator>
							 | 
						|
								         inline token& set_error(const token_type et, const Iterator begin, const Iterator end, const Iterator base_begin = Iterator(0))
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (e_error      == et) ||
							 | 
						|
								                 (e_err_symbol == et) ||
							 | 
						|
								                 (e_err_number == et) ||
							 | 
						|
								                 (e_err_string == et) ||
							 | 
						|
								                 (e_err_sfunc  == et)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               type = et;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               type = e_error;
							 | 
						|
								
							 | 
						|
								            value.assign(begin,end);
							 | 
						|
								
							 | 
						|
								            if (base_begin)
							 | 
						|
								               position = std::distance(base_begin,begin);
							 | 
						|
								
							 | 
						|
								            return *this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string to_str(token_type t)
							 | 
						|
								         {
							 | 
						|
								            switch (t)
							 | 
						|
								            {
							 | 
						|
								               case e_none        : return "NONE";
							 | 
						|
								               case e_error       : return "ERROR";
							 | 
						|
								               case e_err_symbol  : return "ERROR_SYMBOL";
							 | 
						|
								               case e_err_number  : return "ERROR_NUMBER";
							 | 
						|
								               case e_err_string  : return "ERROR_STRING";
							 | 
						|
								               case e_eof         : return "EOF";
							 | 
						|
								               case e_number      : return "NUMBER";
							 | 
						|
								               case e_symbol      : return "SYMBOL";
							 | 
						|
								               case e_string      : return "STRING";
							 | 
						|
								               case e_assign      : return ":=";
							 | 
						|
								               case e_addass      : return "+=";
							 | 
						|
								               case e_subass      : return "-=";
							 | 
						|
								               case e_mulass      : return "*=";
							 | 
						|
								               case e_divass      : return "/=";
							 | 
						|
								               case e_modass      : return "%=";
							 | 
						|
								               case e_shr         : return ">>";
							 | 
						|
								               case e_shl         : return "<<";
							 | 
						|
								               case e_lte         : return "<=";
							 | 
						|
								               case e_ne          : return "!=";
							 | 
						|
								               case e_gte         : return ">=";
							 | 
						|
								               case e_lt          : return "<";
							 | 
						|
								               case e_gt          : return ">";
							 | 
						|
								               case e_eq          : return "=";
							 | 
						|
								               case e_rbracket    : return ")";
							 | 
						|
								               case e_lbracket    : return "(";
							 | 
						|
								               case e_rsqrbracket : return "]";
							 | 
						|
								               case e_lsqrbracket : return "[";
							 | 
						|
								               case e_rcrlbracket : return "}";
							 | 
						|
								               case e_lcrlbracket : return "{";
							 | 
						|
								               case e_comma       : return ",";
							 | 
						|
								               case e_add         : return "+";
							 | 
						|
								               case e_sub         : return "-";
							 | 
						|
								               case e_div         : return "/";
							 | 
						|
								               case e_mul         : return "*";
							 | 
						|
								               case e_mod         : return "%";
							 | 
						|
								               case e_pow         : return "^";
							 | 
						|
								               case e_colon       : return ":";
							 | 
						|
								               case e_ternary     : return "?";
							 | 
						|
								               case e_swap        : return "<=>";
							 | 
						|
								               default            : return "UNKNOWN";
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_error() const
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     (e_error      == type) ||
							 | 
						|
								                     (e_err_symbol == type) ||
							 | 
						|
								                     (e_err_number == type) ||
							 | 
						|
								                     (e_err_string == type) ||
							 | 
						|
								                     (e_err_sfunc  == type)
							 | 
						|
								                   );
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         token_type type;
							 | 
						|
								         std::string value;
							 | 
						|
								         std::size_t position;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class generator
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef token token_t;
							 | 
						|
								         typedef std::vector<token_t> token_list_t;
							 | 
						|
								         typedef std::vector<token_t>::iterator token_list_itr_t;
							 | 
						|
								
							 | 
						|
								         generator()
							 | 
						|
								         : base_itr_(0),
							 | 
						|
								           s_itr_   (0),
							 | 
						|
								           s_end_   (0)
							 | 
						|
								         {
							 | 
						|
								            clear();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void clear()
							 | 
						|
								         {
							 | 
						|
								            base_itr_ = 0;
							 | 
						|
								            s_itr_    = 0;
							 | 
						|
								            s_end_    = 0;
							 | 
						|
								            token_list_.clear();
							 | 
						|
								            token_itr_ = token_list_.end();
							 | 
						|
								            store_token_itr_ = token_list_.end();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool process(const std::string& str)
							 | 
						|
								         {
							 | 
						|
								            base_itr_ = str.data();
							 | 
						|
								            s_itr_    = str.data();
							 | 
						|
								            s_end_    = str.data() + str.size();
							 | 
						|
								
							 | 
						|
								            eof_token_.set_operator(token_t::e_eof,s_end_,s_end_,base_itr_);
							 | 
						|
								            token_list_.clear();
							 | 
						|
								
							 | 
						|
								            while (!is_end(s_itr_))
							 | 
						|
								            {
							 | 
						|
								               scan_token();
							 | 
						|
								
							 | 
						|
								               if (token_list_.empty())
							 | 
						|
								                  return true;
							 | 
						|
								               else if (token_list_.back().is_error())
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool empty() const
							 | 
						|
								         {
							 | 
						|
								            return token_list_.empty();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return token_list_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void begin()
							 | 
						|
								         {
							 | 
						|
								            token_itr_ = token_list_.begin();
							 | 
						|
								            store_token_itr_ = token_list_.begin();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void store()
							 | 
						|
								         {
							 | 
						|
								            store_token_itr_ = token_itr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void restore()
							 | 
						|
								         {
							 | 
						|
								            token_itr_ = store_token_itr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline token_t& next_token()
							 | 
						|
								         {
							 | 
						|
								            if (token_list_.end() != token_itr_)
							 | 
						|
								            {
							 | 
						|
								               return *token_itr_++;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return eof_token_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline token_t& peek_next_token()
							 | 
						|
								         {
							 | 
						|
								            if (token_list_.end() != token_itr_)
							 | 
						|
								            {
							 | 
						|
								               return *token_itr_;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return eof_token_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline token_t& operator[](const std::size_t& index)
							 | 
						|
								         {
							 | 
						|
								            if (index < token_list_.size())
							 | 
						|
								               return token_list_[index];
							 | 
						|
								            else
							 | 
						|
								               return eof_token_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline token_t operator[](const std::size_t& index) const
							 | 
						|
								         {
							 | 
						|
								            if (index < token_list_.size())
							 | 
						|
								               return token_list_[index];
							 | 
						|
								            else
							 | 
						|
								               return eof_token_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool finished() const
							 | 
						|
								         {
							 | 
						|
								            return (token_list_.end() == token_itr_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void insert_front(token_t::token_type tk_type)
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 !token_list_.empty() &&
							 | 
						|
								                 (token_list_.end() != token_itr_)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               token_t t = *token_itr_;
							 | 
						|
								
							 | 
						|
								               t.type     = tk_type;
							 | 
						|
								               token_itr_ = token_list_.insert(token_itr_,t);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         inline bool is_end(const char* itr)
							 | 
						|
								         {
							 | 
						|
								            return (s_end_ == itr);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void skip_whitespace()
							 | 
						|
								         {
							 | 
						|
								            while (!is_end(s_itr_) && details::is_whitespace(*s_itr_))
							 | 
						|
								            {
							 | 
						|
								               ++s_itr_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void skip_comments()
							 | 
						|
								         {
							 | 
						|
								            #ifndef exprtk_disable_comments
							 | 
						|
								            // The following comment styles are supported:
							 | 
						|
								            // 1. // .... \n
							 | 
						|
								            // 2. #  .... \n
							 | 
						|
								            // 3. /* .... */
							 | 
						|
								            struct test
							 | 
						|
								            {
							 | 
						|
								               static inline bool comment_start(const char c0, const char c1, int& mode, int& incr)
							 | 
						|
								               {
							 | 
						|
								                  mode = 0;
							 | 
						|
								                       if ('#' == c0)    { mode = 1; incr = 1; }
							 | 
						|
								                  else if ('/' == c0)
							 | 
						|
								                  {
							 | 
						|
								                          if ('/' == c1) { mode = 1; incr = 2; }
							 | 
						|
								                     else if ('*' == c1) { mode = 2; incr = 2; }
							 | 
						|
								                  }
							 | 
						|
								                  return (0 != mode);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               static inline bool comment_end(const char c0, const char c1, const int mode)
							 | 
						|
								               {
							 | 
						|
								                  return (
							 | 
						|
								                           ((1 == mode) && ('\n' == c0)) ||
							 | 
						|
								                           ((2 == mode) && ( '*' == c0) && ('/' == c1))
							 | 
						|
								                         );
							 | 
						|
								               }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            int mode = 0;
							 | 
						|
								            int increment = 0;
							 | 
						|
								
							 | 
						|
								            if (is_end(s_itr_) || is_end((s_itr_ + 1)))
							 | 
						|
								               return;
							 | 
						|
								            else if (!test::comment_start(*s_itr_,*(s_itr_ + 1),mode,increment))
							 | 
						|
								               return;
							 | 
						|
								
							 | 
						|
								            s_itr_ += increment;
							 | 
						|
								
							 | 
						|
								            while (!is_end(s_itr_) && !test::comment_end(*s_itr_,*(s_itr_ + 1),mode))
							 | 
						|
								            {
							 | 
						|
								               ++s_itr_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!is_end(s_itr_))
							 | 
						|
								            {
							 | 
						|
								               s_itr_ += mode;
							 | 
						|
								               skip_whitespace();
							 | 
						|
								               skip_comments();
							 | 
						|
								            }
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void scan_token()
							 | 
						|
								         {
							 | 
						|
								            skip_whitespace();
							 | 
						|
								            skip_comments();
							 | 
						|
								            if (is_end(s_itr_))
							 | 
						|
								            {
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_operator_char(*s_itr_))
							 | 
						|
								            {
							 | 
						|
								               scan_operator();
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_letter(*s_itr_))
							 | 
						|
								            {
							 | 
						|
								               scan_symbol();
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_digit((*s_itr_)) || ('.' == (*s_itr_)))
							 | 
						|
								            {
							 | 
						|
								               scan_number();
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            else if ('$' == (*s_itr_))
							 | 
						|
								            {
							 | 
						|
								               scan_special_function();
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            #ifndef exprtk_disable_string_capabilities
							 | 
						|
								            else if ('\'' == (*s_itr_))
							 | 
						|
								            {
							 | 
						|
								               scan_string();
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            #endif
							 | 
						|
								            else if ('~' == (*s_itr_))
							 | 
						|
								            {
							 | 
						|
								               token_t t;
							 | 
						|
								               t.set_symbol(s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								               token_list_.push_back(t);
							 | 
						|
								               ++s_itr_;
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               token_t t;
							 | 
						|
								               t.set_error(token::e_error,s_itr_,s_itr_ + 2,base_itr_);
							 | 
						|
								               token_list_.push_back(t);
							 | 
						|
								               ++s_itr_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void scan_operator()
							 | 
						|
								         {
							 | 
						|
								            token_t t;
							 | 
						|
								
							 | 
						|
								            const char c0 = s_itr_[0];
							 | 
						|
								
							 | 
						|
								            if (!is_end(s_itr_ + 1))
							 | 
						|
								            {
							 | 
						|
								               const char c1 = s_itr_[1];
							 | 
						|
								
							 | 
						|
								               if (!is_end(s_itr_ + 2))
							 | 
						|
								               {
							 | 
						|
								                  const char c2 = s_itr_[2];
							 | 
						|
								
							 | 
						|
								                  if ((c0 == '<') && (c1 == '=') && (c2 == '>'))
							 | 
						|
								                  {
							 | 
						|
								                     t.set_operator(token_t::e_swap,s_itr_,s_itr_ + 3,base_itr_);
							 | 
						|
								                     token_list_.push_back(t);
							 | 
						|
								                     s_itr_ += 3;
							 | 
						|
								                     return;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               token_t::token_type ttype = token_t::e_none;
							 | 
						|
								
							 | 
						|
								                    if ((c0 == '<') && (c1 == '=')) ttype = token_t::e_lte;
							 | 
						|
								               else if ((c0 == '>') && (c1 == '=')) ttype = token_t::e_gte;
							 | 
						|
								               else if ((c0 == '<') && (c1 == '>')) ttype = token_t::e_ne;
							 | 
						|
								               else if ((c0 == '!') && (c1 == '=')) ttype = token_t::e_ne;
							 | 
						|
								               else if ((c0 == '=') && (c1 == '=')) ttype = token_t::e_eq;
							 | 
						|
								               else if ((c0 == ':') && (c1 == '=')) ttype = token_t::e_assign;
							 | 
						|
								               else if ((c0 == '<') && (c1 == '<')) ttype = token_t::e_shl;
							 | 
						|
								               else if ((c0 == '>') && (c1 == '>')) ttype = token_t::e_shr;
							 | 
						|
								               else if ((c0 == '+') && (c1 == '=')) ttype = token_t::e_addass;
							 | 
						|
								               else if ((c0 == '-') && (c1 == '=')) ttype = token_t::e_subass;
							 | 
						|
								               else if ((c0 == '*') && (c1 == '=')) ttype = token_t::e_mulass;
							 | 
						|
								               else if ((c0 == '/') && (c1 == '=')) ttype = token_t::e_divass;
							 | 
						|
								               else if ((c0 == '%') && (c1 == '=')) ttype = token_t::e_modass;
							 | 
						|
								
							 | 
						|
								               if (token_t::e_none != ttype)
							 | 
						|
								               {
							 | 
						|
								                  t.set_operator(ttype,s_itr_,s_itr_ + 2,base_itr_);
							 | 
						|
								                  token_list_.push_back(t);
							 | 
						|
								                  s_itr_ += 2;
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if ('<' == c0)
							 | 
						|
								               t.set_operator(token_t::e_lt ,s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								            else if ('>' == c0)
							 | 
						|
								               t.set_operator(token_t::e_gt ,s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								            else if (';' == c0)
							 | 
						|
								               t.set_operator(token_t::e_eof,s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								            else if ('&' == c0)
							 | 
						|
								               t.set_symbol(s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								            else if ('|' == c0)
							 | 
						|
								               t.set_symbol(s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								            else
							 | 
						|
								               t.set_operator(token_t::token_type(c0),s_itr_,s_itr_ + 1,base_itr_);
							 | 
						|
								
							 | 
						|
								            token_list_.push_back(t);
							 | 
						|
								            ++s_itr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void scan_symbol()
							 | 
						|
								         {
							 | 
						|
								            const char* initial_itr = s_itr_;
							 | 
						|
								
							 | 
						|
								            while (
							 | 
						|
								                    (!is_end(s_itr_)) &&
							 | 
						|
								                    (details::is_letter_or_digit(*s_itr_) || ((*s_itr_) == '_'))
							 | 
						|
								                  )
							 | 
						|
								            {
							 | 
						|
								               ++s_itr_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            token_t t;
							 | 
						|
								            t.set_symbol(initial_itr,s_itr_,base_itr_);
							 | 
						|
								            token_list_.push_back(t);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void scan_number()
							 | 
						|
								         {
							 | 
						|
								            /*
							 | 
						|
								               Attempt to match a valid numeric value in one of the following formats:
							 | 
						|
								               1. 123456
							 | 
						|
								               2. 123.456
							 | 
						|
								               3. 123.456e3
							 | 
						|
								               4. 123.456E3
							 | 
						|
								               5. 123.456e+3
							 | 
						|
								               6. 123.456E+3
							 | 
						|
								               7. 123.456e-3
							 | 
						|
								               8. 123.456E-3
							 | 
						|
								            */
							 | 
						|
								            const char* initial_itr = s_itr_;
							 | 
						|
								            bool dot_found         = false;
							 | 
						|
								            bool e_found           = false;
							 | 
						|
								            bool post_e_sign_found = false;
							 | 
						|
								            token_t t;
							 | 
						|
								
							 | 
						|
								            while (!is_end(s_itr_))
							 | 
						|
								            {
							 | 
						|
								               if ('.' == (*s_itr_))
							 | 
						|
								               {
							 | 
						|
								                  if (dot_found)
							 | 
						|
								                  {
							 | 
						|
								                     t.set_error(token::e_err_number,initial_itr,s_itr_,base_itr_);
							 | 
						|
								                     token_list_.push_back(t);
							 | 
						|
								                     return;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  dot_found = true;
							 | 
						|
								                  ++s_itr_;
							 | 
						|
								
							 | 
						|
								                  continue;
							 | 
						|
								               }
							 | 
						|
								               else if (details::imatch('e',(*s_itr_)))
							 | 
						|
								               {
							 | 
						|
								                  const char& c = *(s_itr_ + 1);
							 | 
						|
								
							 | 
						|
								                  if (is_end(s_itr_ + 1))
							 | 
						|
								                  {
							 | 
						|
								                     t.set_error(token::e_err_number,initial_itr,s_itr_,base_itr_);
							 | 
						|
								                     token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								                     return;
							 | 
						|
								                  }
							 | 
						|
								                  else if (
							 | 
						|
								                            ('+' != c) &&
							 | 
						|
								                            ('-' != c) &&
							 | 
						|
								                            !details::is_digit(c)
							 | 
						|
								                          )
							 | 
						|
								                  {
							 | 
						|
								                     t.set_error(token::e_err_number,initial_itr,s_itr_,base_itr_);
							 | 
						|
								                     token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								                     return;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  e_found = true;
							 | 
						|
								                  ++s_itr_;
							 | 
						|
								                  continue;
							 | 
						|
								               }
							 | 
						|
								               else if (e_found && details::is_sign(*s_itr_))
							 | 
						|
								               {
							 | 
						|
								                  if (post_e_sign_found)
							 | 
						|
								                  {
							 | 
						|
								                     t.set_error(token::e_err_number,initial_itr,s_itr_,base_itr_);
							 | 
						|
								                     token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								                     return;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  post_e_sign_found = true;
							 | 
						|
								                  ++s_itr_;
							 | 
						|
								                  continue;
							 | 
						|
								               }
							 | 
						|
								               else if (('.' != (*s_itr_)) && !details::is_digit(*s_itr_))
							 | 
						|
								                  break;
							 | 
						|
								               else
							 | 
						|
								                  ++s_itr_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            t.set_numeric(initial_itr,s_itr_,base_itr_);
							 | 
						|
								            token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								            return;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void scan_special_function()
							 | 
						|
								         {
							 | 
						|
								            const char* initial_itr = s_itr_;
							 | 
						|
								            token_t t;
							 | 
						|
								
							 | 
						|
								            // $fdd(x,x,x) = at least 11 chars
							 | 
						|
								            if (std::distance(s_itr_,s_end_) < 11)
							 | 
						|
								            {
							 | 
						|
								               t.set_error(token::e_err_sfunc,initial_itr,s_itr_,base_itr_);
							 | 
						|
								               token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 !(('$' == *s_itr_)                       &&
							 | 
						|
								                   (details::imatch  ('f',*(s_itr_ + 1))) &&
							 | 
						|
								                   (details::is_digit(*(s_itr_ + 2)))     &&
							 | 
						|
								                   (details::is_digit(*(s_itr_ + 3))))
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               t.set_error(token::e_err_sfunc,initial_itr,s_itr_,base_itr_);
							 | 
						|
								               token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            s_itr_ += 4; // $fdd = 4chars
							 | 
						|
								
							 | 
						|
								            t.set_symbol(initial_itr,s_itr_,base_itr_);
							 | 
						|
								            token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								            return;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         inline void scan_string()
							 | 
						|
								         {
							 | 
						|
								            const char* initial_itr = s_itr_ + 1;
							 | 
						|
								            token_t t;
							 | 
						|
								
							 | 
						|
								            if (std::distance(s_itr_,s_end_) < 2)
							 | 
						|
								            {
							 | 
						|
								               t.set_error(token::e_err_string,s_itr_,s_end_,base_itr_);
							 | 
						|
								               token_list_.push_back(t);
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            ++s_itr_;
							 | 
						|
								
							 | 
						|
								            bool escaped_found = false;
							 | 
						|
								            bool escaped = false;
							 | 
						|
								
							 | 
						|
								            while (!is_end(s_itr_))
							 | 
						|
								            {
							 | 
						|
								               if ('\\' == *s_itr_)
							 | 
						|
								               {
							 | 
						|
								                  escaped_found = true;
							 | 
						|
								                  escaped = true;
							 | 
						|
								                  ++s_itr_;
							 | 
						|
								
							 | 
						|
								                  continue;
							 | 
						|
								               }
							 | 
						|
								               else if (!escaped)
							 | 
						|
								               {
							 | 
						|
								                  if ('\'' == *s_itr_)
							 | 
						|
								                     break;
							 | 
						|
								               }
							 | 
						|
								               else if (escaped)
							 | 
						|
								               {
							 | 
						|
								                  if (!is_end(s_itr_) && ('0' == *(s_itr_)))
							 | 
						|
								                  {
							 | 
						|
								                     if (
							 | 
						|
								                          is_end(s_itr_ + 1) ||
							 | 
						|
								                          is_end(s_itr_ + 2) ||
							 | 
						|
								                          is_end(s_itr_ + 3) ||
							 | 
						|
								                          (
							 | 
						|
								                            ('x' != *(s_itr_ + 1)) &&
							 | 
						|
								                            ('X' != *(s_itr_ + 1))
							 | 
						|
								                          ) ||
							 | 
						|
								                          (!details::is_hex_digit(*(s_itr_ + 2))) ||
							 | 
						|
								                          (!details::is_hex_digit(*(s_itr_ + 3)))
							 | 
						|
								                        )
							 | 
						|
								                     {
							 | 
						|
								                        t.set_error(token::e_err_string,initial_itr,s_itr_,base_itr_);
							 | 
						|
								                        token_list_.push_back(t);
							 | 
						|
								                        return;
							 | 
						|
								                     }
							 | 
						|
								                     else
							 | 
						|
								                        s_itr_ += 3;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  escaped = false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               ++s_itr_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_end(s_itr_))
							 | 
						|
								            {
							 | 
						|
								               t.set_error(token::e_err_string,initial_itr,s_itr_,base_itr_);
							 | 
						|
								               token_list_.push_back(t);
							 | 
						|
								
							 | 
						|
								               return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!escaped_found)
							 | 
						|
								               t.set_string(initial_itr,s_itr_,base_itr_);
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               std::string parsed_string(initial_itr,s_itr_);
							 | 
						|
								               details::cleanup_escapes(parsed_string);
							 | 
						|
								               t.set_string(parsed_string, std::distance(base_itr_,initial_itr));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            token_list_.push_back(t);
							 | 
						|
								            ++s_itr_;
							 | 
						|
								
							 | 
						|
								            return;
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         token_list_t     token_list_;
							 | 
						|
								         token_list_itr_t token_itr_;
							 | 
						|
								         token_list_itr_t store_token_itr_;
							 | 
						|
								         token_t eof_token_;
							 | 
						|
								         const char* base_itr_;
							 | 
						|
								         const char* s_itr_;
							 | 
						|
								         const char* s_end_;
							 | 
						|
								
							 | 
						|
								         friend class token_scanner;
							 | 
						|
								         friend class token_modifier;
							 | 
						|
								         friend class token_inserter;
							 | 
						|
								         friend class token_joiner;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class helper_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual void init()                     {              }
							 | 
						|
								         virtual void reset()                    {              }
							 | 
						|
								         virtual bool result()                   { return true; }
							 | 
						|
								         virtual std::size_t process(generator&) { return 0;    }
							 | 
						|
								         virtual ~helper_interface()             {              }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class token_scanner : public helper_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual ~token_scanner()
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         explicit token_scanner(const std::size_t& stride)
							 | 
						|
								         : stride_(stride)
							 | 
						|
								         {
							 | 
						|
								            if (stride > 4)
							 | 
						|
								            {
							 | 
						|
								               throw std::invalid_argument("token_scanner() - Invalid stride value");
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t process(generator& g)
							 | 
						|
								         {
							 | 
						|
								            if (g.token_list_.size() >= stride_)
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < (g.token_list_.size() - stride_ + 1); ++i)
							 | 
						|
								               {
							 | 
						|
								                  token t;
							 | 
						|
								
							 | 
						|
								                  switch (stride_)
							 | 
						|
								                  {
							 | 
						|
								                     case 1 :
							 | 
						|
								                              {
							 | 
						|
								                                 const token& t0 = g.token_list_[i];
							 | 
						|
								
							 | 
						|
								                                 if (!operator()(t0))
							 | 
						|
								                                 {
							 | 
						|
								                                    return i;
							 | 
						|
								                                 }
							 | 
						|
								                              }
							 | 
						|
								                              break;
							 | 
						|
								
							 | 
						|
								                     case 2 :
							 | 
						|
								                              {
							 | 
						|
								                                 const token& t0 = g.token_list_[i    ];
							 | 
						|
								                                 const token& t1 = g.token_list_[i + 1];
							 | 
						|
								
							 | 
						|
								                                 if (!operator()(t0,t1))
							 | 
						|
								                                 {
							 | 
						|
								                                    return i;
							 | 
						|
								                                 }
							 | 
						|
								                              }
							 | 
						|
								                              break;
							 | 
						|
								
							 | 
						|
								                     case 3 :
							 | 
						|
								                              {
							 | 
						|
								                                 const token& t0 = g.token_list_[i    ];
							 | 
						|
								                                 const token& t1 = g.token_list_[i + 1];
							 | 
						|
								                                 const token& t2 = g.token_list_[i + 2];
							 | 
						|
								
							 | 
						|
								                                 if (!operator()(t0,t1,t2))
							 | 
						|
								                                 {
							 | 
						|
								                                    return i;
							 | 
						|
								                                 }
							 | 
						|
								                              }
							 | 
						|
								                              break;
							 | 
						|
								
							 | 
						|
								                     case 4 :
							 | 
						|
								                              {
							 | 
						|
								                                 const token& t0 = g.token_list_[i    ];
							 | 
						|
								                                 const token& t1 = g.token_list_[i + 1];
							 | 
						|
								                                 const token& t2 = g.token_list_[i + 2];
							 | 
						|
								                                 const token& t3 = g.token_list_[i + 3];
							 | 
						|
								
							 | 
						|
								                                 if (!operator()(t0,t1,t2,t3))
							 | 
						|
								                                 {
							 | 
						|
								                                    return i;
							 | 
						|
								                                 }
							 | 
						|
								                              }
							 | 
						|
								                              break;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return (g.token_list_.size() - stride_ + 1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool operator()(const token&)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool operator()(const token&, const token&)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool operator()(const token&, const token&, const token&)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool operator()(const token&, const token&, const token&, const token&)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::size_t stride_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class token_modifier : public helper_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline std::size_t process(generator& g)
							 | 
						|
								         {
							 | 
						|
								            std::size_t changes = 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < g.token_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (modify(g.token_list_[i])) changes++;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return changes;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool modify(token& t) = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class token_inserter : public helper_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         explicit token_inserter(const std::size_t& stride)
							 | 
						|
								         : stride_(stride)
							 | 
						|
								         {
							 | 
						|
								            if (stride > 5)
							 | 
						|
								            {
							 | 
						|
								               throw std::invalid_argument("token_inserter() - Invalid stride value");
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t process(generator& g)
							 | 
						|
								         {
							 | 
						|
								            if (g.token_list_.empty())
							 | 
						|
								               return 0;
							 | 
						|
								            else if (g.token_list_.size() < stride_)
							 | 
						|
								               return 0;
							 | 
						|
								
							 | 
						|
								            std::size_t changes = 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < (g.token_list_.size() - stride_ + 1); ++i)
							 | 
						|
								            {
							 | 
						|
								               int insert_index = -1;
							 | 
						|
								               token t;
							 | 
						|
								
							 | 
						|
								               switch (stride_)
							 | 
						|
								               {
							 | 
						|
								                  case 1 : insert_index = insert(g.token_list_[i],t);
							 | 
						|
								                           break;
							 | 
						|
								
							 | 
						|
								                  case 2 : insert_index = insert(g.token_list_[i],g.token_list_[i + 1],t);
							 | 
						|
								                           break;
							 | 
						|
								
							 | 
						|
								                  case 3 : insert_index = insert(g.token_list_[i],g.token_list_[i + 1],g.token_list_[i + 2],t);
							 | 
						|
								                           break;
							 | 
						|
								
							 | 
						|
								                  case 4 : insert_index = insert(g.token_list_[i],g.token_list_[i + 1],g.token_list_[i + 2],g.token_list_[i + 3],t);
							 | 
						|
								                           break;
							 | 
						|
								
							 | 
						|
								                  case 5 : insert_index = insert(g.token_list_[i],g.token_list_[i + 1],g.token_list_[i + 2],g.token_list_[i + 3],g.token_list_[i + 4],t);
							 | 
						|
								                           break;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if ((insert_index >= 0) && (insert_index <= (static_cast<int>(stride_) + 1)))
							 | 
						|
								               {
							 | 
						|
								                  g.token_list_.insert(g.token_list_.begin() + (i + insert_index),t);
							 | 
						|
								                  changes++;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return changes;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual int insert(const token&, token& )
							 | 
						|
								         {
							 | 
						|
								            return -1;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual int insert(const token&, const token&, token&)
							 | 
						|
								         {
							 | 
						|
								            return -1;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual int insert(const token&, const token&, const token&, token&)
							 | 
						|
								         {
							 | 
						|
								            return -1;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual int insert(const token&, const token&, const token&, const token&, token&)
							 | 
						|
								         {
							 | 
						|
								            return -1;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual int insert(const token&, const token&, const token&, const token&, const token&, token&)
							 | 
						|
								         {
							 | 
						|
								            return -1;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::size_t stride_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class token_joiner : public helper_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         token_joiner(const std::size_t& stride)
							 | 
						|
								         : stride_(stride)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline std::size_t process(generator& g)
							 | 
						|
								         {
							 | 
						|
								            if (g.token_list_.empty())
							 | 
						|
								               return 0;
							 | 
						|
								
							 | 
						|
								            switch (stride_)
							 | 
						|
								            {
							 | 
						|
								               case 2  : return process_stride_2(g);
							 | 
						|
								               case 3  : return process_stride_3(g);
							 | 
						|
								               default : return 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool join(const token&, const token&, token&) { return false; }
							 | 
						|
								         virtual bool join(const token&, const token&, const token&, token&) { return false; }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         inline std::size_t process_stride_2(generator& g)
							 | 
						|
								         {
							 | 
						|
								            if (g.token_list_.size() < 2)
							 | 
						|
								               return 0;
							 | 
						|
								
							 | 
						|
								            std::size_t changes = 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < g.token_list_.size() - 1; ++i)
							 | 
						|
								            {
							 | 
						|
								               token t;
							 | 
						|
								
							 | 
						|
								               while (join(g.token_list_[i],g.token_list_[i + 1],t))
							 | 
						|
								               {
							 | 
						|
								                  g.token_list_[i] = t;
							 | 
						|
								                  g.token_list_.erase(g.token_list_.begin() + (i + 1));
							 | 
						|
								                  ++changes;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return changes;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t process_stride_3(generator& g)
							 | 
						|
								         {
							 | 
						|
								            if (g.token_list_.size() < 3)
							 | 
						|
								               return 0;
							 | 
						|
								
							 | 
						|
								            std::size_t changes = 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < g.token_list_.size() - 2; ++i)
							 | 
						|
								            {
							 | 
						|
								               token t;
							 | 
						|
								
							 | 
						|
								               while (join(g.token_list_[i],g.token_list_[i + 1],g.token_list_[i + 2],t))
							 | 
						|
								               {
							 | 
						|
								                  g.token_list_[i] = t;
							 | 
						|
								                  g.token_list_.erase(g.token_list_.begin() + (i + 1),
							 | 
						|
								                                      g.token_list_.begin() + (i + 3));
							 | 
						|
								                  ++changes;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return changes;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t stride_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      namespace helper
							 | 
						|
								      {
							 | 
						|
								
							 | 
						|
								         inline void dump(lexer::generator& generator)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < generator.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               lexer::token t = generator[i];
							 | 
						|
								               printf("Token[%02d] @ %03d  %6s  -->  '%s'\n",
							 | 
						|
								                      static_cast<int>(i),
							 | 
						|
								                      static_cast<int>(t.position),
							 | 
						|
								                      t.to_str(t.type).c_str(),
							 | 
						|
								                      t.value.c_str());
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         class commutative_inserter : public lexer::token_inserter
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            commutative_inserter()
							 | 
						|
								            : lexer::token_inserter(2)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								            inline void ignore_symbol(const std::string& symbol)
							 | 
						|
								            {
							 | 
						|
								               ignore_set_.insert(symbol);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline int insert(const lexer::token& t0, const lexer::token& t1, lexer::token& new_token)
							 | 
						|
								            {
							 | 
						|
								               bool match         = false;
							 | 
						|
								               new_token.type     = lexer::token::e_mul;
							 | 
						|
								               new_token.value    = "*";
							 | 
						|
								               new_token.position = t1.position;
							 | 
						|
								
							 | 
						|
								               if (t0.type == lexer::token::e_symbol)
							 | 
						|
								               {
							 | 
						|
								                  if (ignore_set_.end() != ignore_set_.find(t0.value))
							 | 
						|
								                  {
							 | 
						|
								                     return -1;
							 | 
						|
								                  }
							 | 
						|
								                  else if (!t0.value.empty() && ('$' == t0.value[0]))
							 | 
						|
								                  {
							 | 
						|
								                     return -1;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (t1.type == lexer::token::e_symbol)
							 | 
						|
								               {
							 | 
						|
								                  if (ignore_set_.end() != ignore_set_.find(t1.value))
							 | 
						|
								                  {
							 | 
						|
								                     return -1;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								                    if ((t0.type == lexer::token::e_number     ) && (t1.type == lexer::token::e_symbol     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_number     ) && (t1.type == lexer::token::e_lbracket   )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_number     ) && (t1.type == lexer::token::e_lcrlbracket)) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_number     ) && (t1.type == lexer::token::e_lsqrbracket)) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_symbol     ) && (t1.type == lexer::token::e_number     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_rbracket   ) && (t1.type == lexer::token::e_number     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_rcrlbracket) && (t1.type == lexer::token::e_number     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_rsqrbracket) && (t1.type == lexer::token::e_number     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_rbracket   ) && (t1.type == lexer::token::e_symbol     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_rcrlbracket) && (t1.type == lexer::token::e_symbol     )) match = true;
							 | 
						|
								               else if ((t0.type == lexer::token::e_rsqrbracket) && (t1.type == lexer::token::e_symbol     )) match = true;
							 | 
						|
								
							 | 
						|
								               return (match) ? 1 : -1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            std::set<std::string,details::ilesscompare> ignore_set_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         class operator_joiner : public token_joiner
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            operator_joiner(const std::size_t& stride)
							 | 
						|
								            : token_joiner(stride)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								            inline bool join(const lexer::token& t0, const lexer::token& t1, lexer::token& t)
							 | 
						|
								            {
							 | 
						|
								               // ': =' --> ':='
							 | 
						|
								               if ((t0.type == lexer::token::e_colon) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_assign;
							 | 
						|
								                  t.value    = ":=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '+ =' --> '+='
							 | 
						|
								               else if ((t0.type == lexer::token::e_add) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_addass;
							 | 
						|
								                  t.value    = "+=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '- =' --> '-='
							 | 
						|
								               else if ((t0.type == lexer::token::e_sub) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_subass;
							 | 
						|
								                  t.value    = "-=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '* =' --> '*='
							 | 
						|
								               else if ((t0.type == lexer::token::e_mul) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_mulass;
							 | 
						|
								                  t.value    = "*=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '/ =' --> '/='
							 | 
						|
								               else if ((t0.type == lexer::token::e_div) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_divass;
							 | 
						|
								                  t.value    = "/=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '% =' --> '%='
							 | 
						|
								               else if ((t0.type == lexer::token::e_mod) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_modass;
							 | 
						|
								                  t.value    = "%=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '> =' --> '>='
							 | 
						|
								               else if ((t0.type == lexer::token::e_gt) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_gte;
							 | 
						|
								                  t.value    = ">=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '< =' --> '<='
							 | 
						|
								               else if ((t0.type == lexer::token::e_lt) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_lte;
							 | 
						|
								                  t.value    = "<=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '= =' --> '=='
							 | 
						|
								               else if ((t0.type == lexer::token::e_eq) && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_eq;
							 | 
						|
								                  t.value    = "==";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '! =' --> '!='
							 | 
						|
								               else if ((static_cast<char>(t0.type) == '!') && (t1.type == lexer::token::e_eq))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_ne;
							 | 
						|
								                  t.value    = "!=";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '< >' --> '<>'
							 | 
						|
								               else if ((t0.type == lexer::token::e_lt) && (t1.type == lexer::token::e_gt))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_ne;
							 | 
						|
								                  t.value    = "<>";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               // '<= >' --> '<=>'
							 | 
						|
								               else if ((t0.type == lexer::token::e_lte) && (t1.type == lexer::token::e_gt))
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_swap;
							 | 
						|
								                  t.value    = "<=>";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool join(const lexer::token& t0, const lexer::token& t1, const lexer::token& t2, lexer::token& t)
							 | 
						|
								            {
							 | 
						|
								               // '[ * ]' --> '[*]'
							 | 
						|
								               if (
							 | 
						|
								                    (t0.type == lexer::token::e_lsqrbracket) &&
							 | 
						|
								                    (t1.type == lexer::token::e_mul        ) &&
							 | 
						|
								                    (t2.type == lexer::token::e_rsqrbracket)
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  t.type     = lexer::token::e_symbol;
							 | 
						|
								                  t.value    = "[*]";
							 | 
						|
								                  t.position = t0.position;
							 | 
						|
								
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         class bracket_checker : public lexer::token_scanner
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            bracket_checker()
							 | 
						|
								            : token_scanner(1),
							 | 
						|
								              state_(true)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								            bool result()
							 | 
						|
								            {
							 | 
						|
								               if (!stack_.empty())
							 | 
						|
								               {
							 | 
						|
								                  lexer::token t;
							 | 
						|
								                  t.value      = stack_.top().first;
							 | 
						|
								                  t.position   = stack_.top().second;
							 | 
						|
								                  error_token_ = t;
							 | 
						|
								                  state_       = false;
							 | 
						|
								
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return state_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            lexer::token error_token()
							 | 
						|
								            {
							 | 
						|
								               return error_token_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            void reset()
							 | 
						|
								            {
							 | 
						|
								               // Why? because msvc doesn't support swap properly.
							 | 
						|
								               stack_ = std::stack<std::pair<char,std::size_t> >();
							 | 
						|
								               state_ = true;
							 | 
						|
								               error_token_.clear();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            bool operator()(const lexer::token& t)
							 | 
						|
								            {
							 | 
						|
								               if (
							 | 
						|
								                    !t.value.empty()                       &&
							 | 
						|
								                    (lexer::token::e_string != t.type)     &&
							 | 
						|
								                    (lexer::token::e_symbol != t.type)     &&
							 | 
						|
								                    exprtk::details::is_bracket(t.value[0])
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  char c = t.value[0];
							 | 
						|
								
							 | 
						|
								                       if (t.type == lexer::token::e_lbracket)    stack_.push(std::make_pair(')',t.position));
							 | 
						|
								                  else if (t.type == lexer::token::e_lcrlbracket) stack_.push(std::make_pair('}',t.position));
							 | 
						|
								                  else if (t.type == lexer::token::e_lsqrbracket) stack_.push(std::make_pair(']',t.position));
							 | 
						|
								                  else if (exprtk::details::is_right_bracket(c))
							 | 
						|
								                  {
							 | 
						|
								                     if (stack_.empty())
							 | 
						|
								                     {
							 | 
						|
								                        state_ = false;
							 | 
						|
								                        error_token_ = t;
							 | 
						|
								
							 | 
						|
								                        return false;
							 | 
						|
								                     }
							 | 
						|
								                     else if (c != stack_.top().first)
							 | 
						|
								                     {
							 | 
						|
								                        state_ = false;
							 | 
						|
								                        error_token_ = t;
							 | 
						|
								
							 | 
						|
								                        return false;
							 | 
						|
								                     }
							 | 
						|
								                     else
							 | 
						|
								                        stack_.pop();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            bool state_;
							 | 
						|
								            std::stack<std::pair<char,std::size_t> > stack_;
							 | 
						|
								            lexer::token error_token_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         class numeric_checker : public lexer::token_scanner
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            numeric_checker()
							 | 
						|
								            : token_scanner (1),
							 | 
						|
								              current_index_(0)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								            bool result()
							 | 
						|
								            {
							 | 
						|
								               return error_list_.empty();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            void reset()
							 | 
						|
								            {
							 | 
						|
								               error_list_.clear();
							 | 
						|
								               current_index_ = 0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            bool operator()(const lexer::token& t)
							 | 
						|
								            {
							 | 
						|
								               if (token::e_number == t.type)
							 | 
						|
								               {
							 | 
						|
								                  double v;
							 | 
						|
								
							 | 
						|
								                  if (!exprtk::details::string_to_real(t.value,v))
							 | 
						|
								                  {
							 | 
						|
								                     error_list_.push_back(current_index_);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               ++current_index_;
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::size_t error_count() const
							 | 
						|
								            {
							 | 
						|
								               return error_list_.size();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::size_t error_index(const std::size_t& i)
							 | 
						|
								            {
							 | 
						|
								               if (i < error_list_.size())
							 | 
						|
								                  return error_list_[i];
							 | 
						|
								               else
							 | 
						|
								                  return std::numeric_limits<std::size_t>::max();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            void clear_errors()
							 | 
						|
								            {
							 | 
						|
								               error_list_.clear();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            std::size_t current_index_;
							 | 
						|
								            std::vector<std::size_t> error_list_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         class symbol_replacer : public lexer::token_modifier
							 | 
						|
								         {
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            typedef std::map<std::string,std::pair<std::string,token::token_type>,details::ilesscompare> replace_map_t;
							 | 
						|
								
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            bool remove(const std::string& target_symbol)
							 | 
						|
								            {
							 | 
						|
								               replace_map_t::iterator itr = replace_map_.find(target_symbol);
							 | 
						|
								
							 | 
						|
								               if (replace_map_.end() == itr)
							 | 
						|
								                  return false;
							 | 
						|
								
							 | 
						|
								               replace_map_.erase(itr);
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            bool add_replace(const std::string& target_symbol,
							 | 
						|
								                             const std::string& replace_symbol,
							 | 
						|
								                             const lexer::token::token_type token_type = lexer::token::e_symbol)
							 | 
						|
								            {
							 | 
						|
								               replace_map_t::iterator itr = replace_map_.find(target_symbol);
							 | 
						|
								
							 | 
						|
								               if (replace_map_.end() != itr)
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               replace_map_[target_symbol] = std::make_pair(replace_symbol,token_type);
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            void clear()
							 | 
						|
								            {
							 | 
						|
								               replace_map_.clear();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            bool modify(lexer::token& t)
							 | 
						|
								            {
							 | 
						|
								               if (lexer::token::e_symbol == t.type)
							 | 
						|
								               {
							 | 
						|
								                  if (replace_map_.empty())
							 | 
						|
								                     return false;
							 | 
						|
								
							 | 
						|
								                  replace_map_t::iterator itr = replace_map_.find(t.value);
							 | 
						|
								
							 | 
						|
								                  if (replace_map_.end() != itr)
							 | 
						|
								                  {
							 | 
						|
								                     t.value = itr->second.first;
							 | 
						|
								                     t.type  = itr->second.second;
							 | 
						|
								
							 | 
						|
								                     return true;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            replace_map_t replace_map_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         class sequence_validator : public lexer::token_scanner
							 | 
						|
								         {
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            typedef std::pair<lexer::token::token_type,lexer::token::token_type> token_pair_t;
							 | 
						|
								            typedef std::set<token_pair_t> set_t;
							 | 
						|
								
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            sequence_validator()
							 | 
						|
								            : lexer::token_scanner(2)
							 | 
						|
								            {
							 | 
						|
								               add_invalid(lexer::token::e_number ,lexer::token::e_number );
							 | 
						|
								               add_invalid(lexer::token::e_string ,lexer::token::e_string );
							 | 
						|
								               add_invalid(lexer::token::e_number ,lexer::token::e_string );
							 | 
						|
								               add_invalid(lexer::token::e_string ,lexer::token::e_number );
							 | 
						|
								               add_invalid(lexer::token::e_string ,lexer::token::e_colon  );
							 | 
						|
								               add_invalid(lexer::token::e_string ,lexer::token::e_ternary);
							 | 
						|
								               add_invalid(lexer::token::e_colon  ,lexer::token::e_string );
							 | 
						|
								               add_invalid(lexer::token::e_ternary,lexer::token::e_string );
							 | 
						|
								               add_invalid_set1(lexer::token::e_assign );
							 | 
						|
								               add_invalid_set1(lexer::token::e_shr    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_shl    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_lte    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_ne     );
							 | 
						|
								               add_invalid_set1(lexer::token::e_gte    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_lt     );
							 | 
						|
								               add_invalid_set1(lexer::token::e_gt     );
							 | 
						|
								               add_invalid_set1(lexer::token::e_eq     );
							 | 
						|
								               add_invalid_set1(lexer::token::e_comma  );
							 | 
						|
								               add_invalid_set1(lexer::token::e_add    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_sub    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_div    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_mul    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_mod    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_pow    );
							 | 
						|
								               add_invalid_set1(lexer::token::e_colon  );
							 | 
						|
								               add_invalid_set1(lexer::token::e_ternary);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            bool result()
							 | 
						|
								            {
							 | 
						|
								               return error_list_.empty();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            bool operator()(const lexer::token& t0, const lexer::token& t1)
							 | 
						|
								            {
							 | 
						|
								               set_t::value_type p = std::make_pair(t0.type,t1.type);
							 | 
						|
								
							 | 
						|
								               if (invalid_bracket_check(t0.type,t1.type))
							 | 
						|
								               {
							 | 
						|
								                  error_list_.push_back(std::make_pair(t0,t1));
							 | 
						|
								               }
							 | 
						|
								               else if (invalid_comb_.find(p) != invalid_comb_.end())
							 | 
						|
								               {
							 | 
						|
								                  error_list_.push_back(std::make_pair(t0,t1));
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::size_t error_count()
							 | 
						|
								            {
							 | 
						|
								               return error_list_.size();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::pair<lexer::token,lexer::token> error(const std::size_t index)
							 | 
						|
								            {
							 | 
						|
								               if (index < error_list_.size())
							 | 
						|
								               {
							 | 
						|
								                  return error_list_[index];
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  static const lexer::token error_token;
							 | 
						|
								                  return std::make_pair(error_token,error_token);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            void clear_errors()
							 | 
						|
								            {
							 | 
						|
								               error_list_.clear();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            void add_invalid(lexer::token::token_type base, lexer::token::token_type t)
							 | 
						|
								            {
							 | 
						|
								               invalid_comb_.insert(std::make_pair(base,t));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            void add_invalid_set1(lexer::token::token_type t)
							 | 
						|
								            {
							 | 
						|
								               add_invalid(t,lexer::token::e_assign);
							 | 
						|
								               add_invalid(t,lexer::token::e_shr   );
							 | 
						|
								               add_invalid(t,lexer::token::e_shl   );
							 | 
						|
								               add_invalid(t,lexer::token::e_lte   );
							 | 
						|
								               add_invalid(t,lexer::token::e_ne    );
							 | 
						|
								               add_invalid(t,lexer::token::e_gte   );
							 | 
						|
								               add_invalid(t,lexer::token::e_lt    );
							 | 
						|
								               add_invalid(t,lexer::token::e_gt    );
							 | 
						|
								               add_invalid(t,lexer::token::e_eq    );
							 | 
						|
								               add_invalid(t,lexer::token::e_comma );
							 | 
						|
								               add_invalid(t,lexer::token::e_div   );
							 | 
						|
								               add_invalid(t,lexer::token::e_mul   );
							 | 
						|
								               add_invalid(t,lexer::token::e_mod   );
							 | 
						|
								               add_invalid(t,lexer::token::e_pow   );
							 | 
						|
								               add_invalid(t,lexer::token::e_colon );
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            bool invalid_bracket_check(lexer::token::token_type base, lexer::token::token_type t)
							 | 
						|
								            {
							 | 
						|
								               if (details::is_right_bracket(static_cast<char>(base)))
							 | 
						|
								               {
							 | 
						|
								                  switch (t)
							 | 
						|
								                  {
							 | 
						|
								                     case lexer::token::e_assign : return (']' != base);
							 | 
						|
								                     case lexer::token::e_string : return true;
							 | 
						|
								                     default                     : return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (details::is_left_bracket(static_cast<char>(base)))
							 | 
						|
								               {
							 | 
						|
								                  if (details::is_right_bracket(static_cast<char>(t)))
							 | 
						|
								                     return false;
							 | 
						|
								                  else if (details::is_left_bracket(static_cast<char>(t)))
							 | 
						|
								                     return false;
							 | 
						|
								                  else
							 | 
						|
								                  {
							 | 
						|
								                     switch (t)
							 | 
						|
								                     {
							 | 
						|
								                        case lexer::token::e_number  : return false;
							 | 
						|
								                        case lexer::token::e_symbol  : return false;
							 | 
						|
								                        case lexer::token::e_string  : return false;
							 | 
						|
								                        case lexer::token::e_add     : return false;
							 | 
						|
								                        case lexer::token::e_sub     : return false;
							 | 
						|
								                        case lexer::token::e_colon   : return false;
							 | 
						|
								                        case lexer::token::e_ternary : return false;
							 | 
						|
								                        default                      : return true;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (details::is_right_bracket(static_cast<char>(t)))
							 | 
						|
								               {
							 | 
						|
								                  switch (base)
							 | 
						|
								                  {
							 | 
						|
								                     case lexer::token::e_number  : return false;
							 | 
						|
								                     case lexer::token::e_symbol  : return false;
							 | 
						|
								                     case lexer::token::e_string  : return false;
							 | 
						|
								                     case lexer::token::e_eof     : return false;
							 | 
						|
								                     case lexer::token::e_colon   : return false;
							 | 
						|
								                     case lexer::token::e_ternary : return false;
							 | 
						|
								                     default                      : return true;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (details::is_left_bracket(static_cast<char>(t)))
							 | 
						|
								               {
							 | 
						|
								                  switch (base)
							 | 
						|
								                  {
							 | 
						|
								                     case lexer::token::e_rbracket    : return true;
							 | 
						|
								                     case lexer::token::e_rsqrbracket : return true;
							 | 
						|
								                     case lexer::token::e_rcrlbracket : return true;
							 | 
						|
								                     default                          : return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            set_t invalid_comb_;
							 | 
						|
								            std::vector<std::pair<lexer::token,lexer::token> > error_list_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct helper_assembly
							 | 
						|
								         {
							 | 
						|
								            inline bool register_scanner(lexer::token_scanner* scanner)
							 | 
						|
								            {
							 | 
						|
								               if (token_scanner_list.end() != std::find(token_scanner_list.begin(),
							 | 
						|
								                                                         token_scanner_list.end(),
							 | 
						|
								                                                         scanner))
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               token_scanner_list.push_back(scanner);
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool register_modifier(lexer::token_modifier* modifier)
							 | 
						|
								            {
							 | 
						|
								               if (token_modifier_list.end() != std::find(token_modifier_list.begin(),
							 | 
						|
								                                                          token_modifier_list.end(),
							 | 
						|
								                                                          modifier))
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               token_modifier_list.push_back(modifier);
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool register_joiner(lexer::token_joiner* joiner)
							 | 
						|
								            {
							 | 
						|
								               if (token_joiner_list.end() != std::find(token_joiner_list.begin(),
							 | 
						|
								                                                        token_joiner_list.end(),
							 | 
						|
								                                                        joiner))
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               token_joiner_list.push_back(joiner);
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool register_inserter(lexer::token_inserter* inserter)
							 | 
						|
								            {
							 | 
						|
								               if (token_inserter_list.end() != std::find(token_inserter_list.begin(),
							 | 
						|
								                                                          token_inserter_list.end(),
							 | 
						|
								                                                          inserter))
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               token_inserter_list.push_back(inserter);
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool run_modifiers(lexer::generator& g)
							 | 
						|
								            {
							 | 
						|
								               error_token_modifier = reinterpret_cast<lexer::token_modifier*>(0);
							 | 
						|
								               bool result = true;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < token_modifier_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  lexer::token_modifier& modifier = (*token_modifier_list[i]);
							 | 
						|
								
							 | 
						|
								                  modifier.reset();
							 | 
						|
								                  modifier.process(g);
							 | 
						|
								
							 | 
						|
								                  if (!modifier.result())
							 | 
						|
								                  {
							 | 
						|
								                     error_token_modifier = token_modifier_list[i];
							 | 
						|
								                     return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool run_joiners(lexer::generator& g)
							 | 
						|
								            {
							 | 
						|
								               error_token_joiner = reinterpret_cast<lexer::token_joiner*>(0);
							 | 
						|
								               bool result = true;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < token_joiner_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  lexer::token_joiner& joiner = (*token_joiner_list[i]);
							 | 
						|
								
							 | 
						|
								                  joiner.reset();
							 | 
						|
								                  joiner.process(g);
							 | 
						|
								
							 | 
						|
								                  if (!joiner.result())
							 | 
						|
								                  {
							 | 
						|
								                     error_token_joiner = token_joiner_list[i];
							 | 
						|
								                     return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool run_inserters(lexer::generator& g)
							 | 
						|
								            {
							 | 
						|
								               error_token_inserter = reinterpret_cast<lexer::token_inserter*>(0);
							 | 
						|
								               bool result = true;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < token_inserter_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  lexer::token_inserter& inserter = (*token_inserter_list[i]);
							 | 
						|
								
							 | 
						|
								                  inserter.reset();
							 | 
						|
								                  inserter.process(g);
							 | 
						|
								
							 | 
						|
								                  if (!inserter.result())
							 | 
						|
								                  {
							 | 
						|
								                     error_token_inserter = token_inserter_list[i];
							 | 
						|
								                     return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool run_scanners(lexer::generator& g)
							 | 
						|
								            {
							 | 
						|
								               error_token_scanner = reinterpret_cast<lexer::token_scanner*>(0);
							 | 
						|
								               bool result = true;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < token_scanner_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  lexer::token_scanner& scanner = (*token_scanner_list[i]);
							 | 
						|
								
							 | 
						|
								                  scanner.reset();
							 | 
						|
								                  scanner.process(g);
							 | 
						|
								
							 | 
						|
								                  if (!scanner.result())
							 | 
						|
								                  {
							 | 
						|
								                     error_token_scanner = token_scanner_list[i];
							 | 
						|
								                     return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::vector<lexer::token_scanner*>  token_scanner_list;
							 | 
						|
								            std::vector<lexer::token_modifier*> token_modifier_list;
							 | 
						|
								            std::vector<lexer::token_joiner*>   token_joiner_list;
							 | 
						|
								            std::vector<lexer::token_inserter*> token_inserter_list;
							 | 
						|
								
							 | 
						|
								            lexer::token_scanner*  error_token_scanner;
							 | 
						|
								            lexer::token_modifier* error_token_modifier;
							 | 
						|
								            lexer::token_joiner*   error_token_joiner;
							 | 
						|
								            lexer::token_inserter* error_token_inserter;
							 | 
						|
								         };
							 | 
						|
								      }
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   struct type_store
							 | 
						|
								   {
							 | 
						|
								      enum store_type
							 | 
						|
								      {
							 | 
						|
								         e_unknown,
							 | 
						|
								         e_scalar,
							 | 
						|
								         e_vector,
							 | 
						|
								         e_string
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      type_store()
							 | 
						|
								      : size(0),
							 | 
						|
								        data(0),
							 | 
						|
								        type(e_unknown)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      std::size_t size;
							 | 
						|
								      void*       data;
							 | 
						|
								      store_type  type;
							 | 
						|
								
							 | 
						|
								      class parameter_list
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         parameter_list(std::vector<type_store>& pl)
							 | 
						|
								         : parameter_list_(pl)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline bool empty() const
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_.empty();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline type_store& operator[](const std::size_t& index)
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_[index];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const type_store& operator[](const std::size_t& index) const
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_[index];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline type_store& front()
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_[0];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const type_store& front() const
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_[0];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline type_store& back()
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_[size() - 1];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const type_store& back() const
							 | 
						|
								         {
							 | 
						|
								            return parameter_list_[size() - 1];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::vector<type_store>& parameter_list_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename ViewType>
							 | 
						|
								      struct type_view
							 | 
						|
								      {
							 | 
						|
								         typedef type_store<T> type_store_t;
							 | 
						|
								         typedef ViewType      value_t;
							 | 
						|
								
							 | 
						|
								         type_view(type_store_t& ts)
							 | 
						|
								         : ts_(ts),
							 | 
						|
								           data_(reinterpret_cast<value_t*>(ts_.data))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return ts_.size;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline value_t& operator[](const std::size_t& i)
							 | 
						|
								         {
							 | 
						|
								            return data_[i];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const value_t& operator[](const std::size_t& i) const
							 | 
						|
								         {
							 | 
						|
								            return data_[i];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const value_t* begin() const { return data_; }
							 | 
						|
								         inline       value_t* begin()       { return data_; }
							 | 
						|
								
							 | 
						|
								         inline const value_t* end() const   { return data_ + ts_.size; }
							 | 
						|
								         inline       value_t* end()         { return data_ + ts_.size; }
							 | 
						|
								
							 | 
						|
								         type_store_t& ts_;
							 | 
						|
								         value_t* data_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      typedef type_view<T>    vector_view;
							 | 
						|
								      typedef type_view<char> string_view;
							 | 
						|
								
							 | 
						|
								      struct scalar_view
							 | 
						|
								      {
							 | 
						|
								         typedef type_store<T> type_store_t;
							 | 
						|
								         typedef T value_t;
							 | 
						|
								
							 | 
						|
								         scalar_view(type_store_t& ts)
							 | 
						|
								         : v_(*reinterpret_cast<value_t*>(ts.data))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         value_t& operator()()
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const value_t& operator()() const
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         T& v_;
							 | 
						|
								      };
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename StringView>
							 | 
						|
								   inline std::string to_str(const StringView& view)
							 | 
						|
								   {
							 | 
						|
								      return std::string(view.begin(),view.size());
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   namespace details
							 | 
						|
								   {
							 | 
						|
								      enum operator_type
							 | 
						|
								      {
							 | 
						|
								         e_default , e_null    , e_add     , e_sub     ,
							 | 
						|
								         e_mul     , e_div     , e_mod     , e_pow     ,
							 | 
						|
								         e_atan2   , e_min     , e_max     , e_avg     ,
							 | 
						|
								         e_sum     , e_prod    , e_lt      , e_lte     ,
							 | 
						|
								         e_eq      , e_equal   , e_ne      , e_nequal  ,
							 | 
						|
								         e_gte     , e_gt      , e_and     , e_nand    ,
							 | 
						|
								         e_or      , e_nor     , e_xor     , e_xnor    ,
							 | 
						|
								         e_mand    , e_mor     , e_scand   , e_scor    ,
							 | 
						|
								         e_shr     , e_shl     , e_abs     , e_acos    ,
							 | 
						|
								         e_acosh   , e_asin    , e_asinh   , e_atan    ,
							 | 
						|
								         e_atanh   , e_ceil    , e_cos     , e_cosh    ,
							 | 
						|
								         e_exp     , e_expm1   , e_floor   , e_log     ,
							 | 
						|
								         e_log10   , e_log2    , e_log1p   , e_logn    ,
							 | 
						|
								         e_neg     , e_pos     , e_round   , e_roundn  ,
							 | 
						|
								         e_root    , e_sqrt    , e_sin     , e_sinc    ,
							 | 
						|
								         e_sinh    , e_sec     , e_csc     , e_tan     ,
							 | 
						|
								         e_tanh    , e_cot     , e_clamp   , e_iclamp  ,
							 | 
						|
								         e_inrange , e_sgn     , e_r2d     , e_d2r     ,
							 | 
						|
								         e_d2g     , e_g2d     , e_hypot   , e_notl    ,
							 | 
						|
								         e_erf     , e_erfc    , e_ncdf    , e_frac    ,
							 | 
						|
								         e_trunc   , e_assign  , e_addass  , e_subass  ,
							 | 
						|
								         e_mulass  , e_divass  , e_modass  , e_in      ,
							 | 
						|
								         e_like    , e_ilike   , e_multi   , e_swap    ,
							 | 
						|
								
							 | 
						|
								         // Do not add new functions/operators after this point.
							 | 
						|
								         e_sf00 = 1000, e_sf01 = 1001, e_sf02 = 1002, e_sf03 = 1003,
							 | 
						|
								         e_sf04 = 1004, e_sf05 = 1005, e_sf06 = 1006, e_sf07 = 1007,
							 | 
						|
								         e_sf08 = 1008, e_sf09 = 1009, e_sf10 = 1010, e_sf11 = 1011,
							 | 
						|
								         e_sf12 = 1012, e_sf13 = 1013, e_sf14 = 1014, e_sf15 = 1015,
							 | 
						|
								         e_sf16 = 1016, e_sf17 = 1017, e_sf18 = 1018, e_sf19 = 1019,
							 | 
						|
								         e_sf20 = 1020, e_sf21 = 1021, e_sf22 = 1022, e_sf23 = 1023,
							 | 
						|
								         e_sf24 = 1024, e_sf25 = 1025, e_sf26 = 1026, e_sf27 = 1027,
							 | 
						|
								         e_sf28 = 1028, e_sf29 = 1029, e_sf30 = 1030, e_sf31 = 1031,
							 | 
						|
								         e_sf32 = 1032, e_sf33 = 1033, e_sf34 = 1034, e_sf35 = 1035,
							 | 
						|
								         e_sf36 = 1036, e_sf37 = 1037, e_sf38 = 1038, e_sf39 = 1039,
							 | 
						|
								         e_sf40 = 1040, e_sf41 = 1041, e_sf42 = 1042, e_sf43 = 1043,
							 | 
						|
								         e_sf44 = 1044, e_sf45 = 1045, e_sf46 = 1046, e_sf47 = 1047,
							 | 
						|
								         e_sf48 = 1048, e_sf49 = 1049, e_sf50 = 1050, e_sf51 = 1051,
							 | 
						|
								         e_sf52 = 1052, e_sf53 = 1053, e_sf54 = 1054, e_sf55 = 1055,
							 | 
						|
								         e_sf56 = 1056, e_sf57 = 1057, e_sf58 = 1058, e_sf59 = 1059,
							 | 
						|
								         e_sf60 = 1060, e_sf61 = 1061, e_sf62 = 1062, e_sf63 = 1063,
							 | 
						|
								         e_sf64 = 1064, e_sf65 = 1065, e_sf66 = 1066, e_sf67 = 1067,
							 | 
						|
								         e_sf68 = 1068, e_sf69 = 1069, e_sf70 = 1070, e_sf71 = 1071,
							 | 
						|
								         e_sf72 = 1072, e_sf73 = 1073, e_sf74 = 1074, e_sf75 = 1075,
							 | 
						|
								         e_sf76 = 1076, e_sf77 = 1077, e_sf78 = 1078, e_sf79 = 1079,
							 | 
						|
								         e_sf80 = 1080, e_sf81 = 1081, e_sf82 = 1082, e_sf83 = 1083,
							 | 
						|
								         e_sf84 = 1084, e_sf85 = 1085, e_sf86 = 1086, e_sf87 = 1087,
							 | 
						|
								         e_sf88 = 1088, e_sf89 = 1089, e_sf90 = 1090, e_sf91 = 1091,
							 | 
						|
								         e_sf92 = 1092, e_sf93 = 1093, e_sf94 = 1094, e_sf95 = 1095,
							 | 
						|
								         e_sf96 = 1096, e_sf97 = 1097, e_sf98 = 1098, e_sf99 = 1099,
							 | 
						|
								         e_sffinal  = 1100,
							 | 
						|
								         e_sf4ext00 = 2000, e_sf4ext01 = 2001, e_sf4ext02 = 2002, e_sf4ext03 = 2003,
							 | 
						|
								         e_sf4ext04 = 2004, e_sf4ext05 = 2005, e_sf4ext06 = 2006, e_sf4ext07 = 2007,
							 | 
						|
								         e_sf4ext08 = 2008, e_sf4ext09 = 2009, e_sf4ext10 = 2010, e_sf4ext11 = 2011,
							 | 
						|
								         e_sf4ext12 = 2012, e_sf4ext13 = 2013, e_sf4ext14 = 2014, e_sf4ext15 = 2015,
							 | 
						|
								         e_sf4ext16 = 2016, e_sf4ext17 = 2017, e_sf4ext18 = 2018, e_sf4ext19 = 2019,
							 | 
						|
								         e_sf4ext20 = 2020, e_sf4ext21 = 2021, e_sf4ext22 = 2022, e_sf4ext23 = 2023,
							 | 
						|
								         e_sf4ext24 = 2024, e_sf4ext25 = 2025, e_sf4ext26 = 2026, e_sf4ext27 = 2027,
							 | 
						|
								         e_sf4ext28 = 2028, e_sf4ext29 = 2029, e_sf4ext30 = 2030, e_sf4ext31 = 2031,
							 | 
						|
								         e_sf4ext32 = 2032, e_sf4ext33 = 2033, e_sf4ext34 = 2034, e_sf4ext35 = 2035,
							 | 
						|
								         e_sf4ext36 = 2036, e_sf4ext37 = 2037, e_sf4ext38 = 2038, e_sf4ext39 = 2039,
							 | 
						|
								         e_sf4ext40 = 2040, e_sf4ext41 = 2041, e_sf4ext42 = 2042, e_sf4ext43 = 2043,
							 | 
						|
								         e_sf4ext44 = 2044, e_sf4ext45 = 2045, e_sf4ext46 = 2046, e_sf4ext47 = 2047,
							 | 
						|
								         e_sf4ext48 = 2048, e_sf4ext49 = 2049, e_sf4ext50 = 2050, e_sf4ext51 = 2051,
							 | 
						|
								         e_sf4ext52 = 2052, e_sf4ext53 = 2053, e_sf4ext54 = 2054, e_sf4ext55 = 2055,
							 | 
						|
								         e_sf4ext56 = 2056, e_sf4ext57 = 2057, e_sf4ext58 = 2058, e_sf4ext59 = 2059
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct base_operation_t
							 | 
						|
								      {
							 | 
						|
								         base_operation_t(const operator_type t, const unsigned int& np)
							 | 
						|
								         : type(t),
							 | 
						|
								           num_params(np)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         operator_type type;
							 | 
						|
								         unsigned int num_params;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      namespace numeric
							 | 
						|
								      {
							 | 
						|
								         namespace details
							 | 
						|
								         {
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T process_impl(const operator_type operation, const T arg)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  case e_abs   : return numeric::abs  (arg);
							 | 
						|
								                  case e_acos  : return numeric::acos (arg);
							 | 
						|
								                  case e_acosh : return numeric::acosh(arg);
							 | 
						|
								                  case e_asin  : return numeric::asin (arg);
							 | 
						|
								                  case e_asinh : return numeric::asinh(arg);
							 | 
						|
								                  case e_atan  : return numeric::atan (arg);
							 | 
						|
								                  case e_atanh : return numeric::atanh(arg);
							 | 
						|
								                  case e_ceil  : return numeric::ceil (arg);
							 | 
						|
								                  case e_cos   : return numeric::cos  (arg);
							 | 
						|
								                  case e_cosh  : return numeric::cosh (arg);
							 | 
						|
								                  case e_exp   : return numeric::exp  (arg);
							 | 
						|
								                  case e_expm1 : return numeric::expm1(arg);
							 | 
						|
								                  case e_floor : return numeric::floor(arg);
							 | 
						|
								                  case e_log   : return numeric::log  (arg);
							 | 
						|
								                  case e_log10 : return numeric::log10(arg);
							 | 
						|
								                  case e_log2  : return numeric::log2 (arg);
							 | 
						|
								                  case e_log1p : return numeric::log1p(arg);
							 | 
						|
								                  case e_neg   : return numeric::neg  (arg);
							 | 
						|
								                  case e_pos   : return numeric::pos  (arg);
							 | 
						|
								                  case e_round : return numeric::round(arg);
							 | 
						|
								                  case e_sin   : return numeric::sin  (arg);
							 | 
						|
								                  case e_sinc  : return numeric::sinc (arg);
							 | 
						|
								                  case e_sinh  : return numeric::sinh (arg);
							 | 
						|
								                  case e_sqrt  : return numeric::sqrt (arg);
							 | 
						|
								                  case e_tan   : return numeric::tan  (arg);
							 | 
						|
								                  case e_tanh  : return numeric::tanh (arg);
							 | 
						|
								                  case e_cot   : return numeric::cot  (arg);
							 | 
						|
								                  case e_sec   : return numeric::sec  (arg);
							 | 
						|
								                  case e_csc   : return numeric::csc  (arg);
							 | 
						|
								                  case e_r2d   : return numeric::r2d  (arg);
							 | 
						|
								                  case e_d2r   : return numeric::d2r  (arg);
							 | 
						|
								                  case e_d2g   : return numeric::d2g  (arg);
							 | 
						|
								                  case e_g2d   : return numeric::g2d  (arg);
							 | 
						|
								                  case e_notl  : return numeric::notl (arg);
							 | 
						|
								                  case e_sgn   : return numeric::sgn  (arg);
							 | 
						|
								                  case e_erf   : return numeric::erf  (arg);
							 | 
						|
								                  case e_erfc  : return numeric::erfc (arg);
							 | 
						|
								                  case e_ncdf  : return numeric::ncdf (arg);
							 | 
						|
								                  case e_frac  : return numeric::frac (arg);
							 | 
						|
								                  case e_trunc : return numeric::trunc(arg);
							 | 
						|
								                  default      : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T process_impl(const operator_type operation, const T arg0, const T arg1)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  case e_add    : return (arg0 + arg1);
							 | 
						|
								                  case e_sub    : return (arg0 - arg1);
							 | 
						|
								                  case e_mul    : return (arg0 * arg1);
							 | 
						|
								                  case e_div    : return (arg0 / arg1);
							 | 
						|
								                  case e_mod    : return modulus<T>(arg0,arg1);
							 | 
						|
								                  case e_pow    : return pow<T>(arg0,arg1);
							 | 
						|
								                  case e_atan2  : return atan2<T>(arg0,arg1);
							 | 
						|
								                  case e_min    : return std::min<T>(arg0,arg1);
							 | 
						|
								                  case e_max    : return std::max<T>(arg0,arg1);
							 | 
						|
								                  case e_logn   : return logn<T>(arg0,arg1);
							 | 
						|
								                  case e_lt     : return (arg0 <  arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_lte    : return (arg0 <= arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_eq     : return std::equal_to<T>()(arg0,arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_ne     : return std::not_equal_to<T>()(arg0,arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_gte    : return (arg0 >= arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_gt     : return (arg0 >  arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_and    : return and_opr<T> (arg0,arg1);
							 | 
						|
								                  case e_nand   : return nand_opr<T>(arg0,arg1);
							 | 
						|
								                  case e_or     : return or_opr<T>  (arg0,arg1);
							 | 
						|
								                  case e_nor    : return nor_opr<T> (arg0,arg1);
							 | 
						|
								                  case e_xor    : return xor_opr<T> (arg0,arg1);
							 | 
						|
								                  case e_xnor   : return xnor_opr<T>(arg0,arg1);
							 | 
						|
								                  case e_root   : return root<T>    (arg0,arg1);
							 | 
						|
								                  case e_roundn : return roundn<T>  (arg0,arg1);
							 | 
						|
								                  case e_equal  : return equal<T>   (arg0,arg1);
							 | 
						|
								                  case e_nequal : return nequal<T>  (arg0,arg1);
							 | 
						|
								                  case e_hypot  : return hypot<T>   (arg0,arg1);
							 | 
						|
								                  case e_shr    : return shr<T>     (arg0,arg1);
							 | 
						|
								                  case e_shl    : return shl<T>     (arg0,arg1);
							 | 
						|
								                  default       : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T>
							 | 
						|
								            inline T process_impl(const operator_type operation, const T arg0, const T arg1, int_type_tag)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  case e_add    : return (arg0 + arg1);
							 | 
						|
								                  case e_sub    : return (arg0 - arg1);
							 | 
						|
								                  case e_mul    : return (arg0 * arg1);
							 | 
						|
								                  case e_div    : return (arg0 / arg1);
							 | 
						|
								                  case e_mod    : return arg0 % arg1;
							 | 
						|
								                  case e_pow    : return pow<T>(arg0,arg1);
							 | 
						|
								                  case e_min    : return std::min<T>(arg0,arg1);
							 | 
						|
								                  case e_max    : return std::max<T>(arg0,arg1);
							 | 
						|
								                  case e_logn   : return logn<T>(arg0,arg1);
							 | 
						|
								                  case e_lt     : return (arg0 <  arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_lte    : return (arg0 <= arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_eq     : return (arg0 == arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_ne     : return (arg0 != arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_gte    : return (arg0 >= arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_gt     : return (arg0 >  arg1) ? T(1) : T(0);
							 | 
						|
								                  case e_and    : return ((arg0 != T(0)) && (arg1 != T(0))) ? T(1) : T(0);
							 | 
						|
								                  case e_nand   : return ((arg0 != T(0)) && (arg1 != T(0))) ? T(0) : T(1);
							 | 
						|
								                  case e_or     : return ((arg0 != T(0)) || (arg1 != T(0))) ? T(1) : T(0);
							 | 
						|
								                  case e_nor    : return ((arg0 != T(0)) || (arg1 != T(0))) ? T(0) : T(1);
							 | 
						|
								                  case e_xor    : return arg0 ^ arg1;
							 | 
						|
								                  case e_xnor   : return !(arg0 ^ arg1);
							 | 
						|
								                  case e_root   : return root<T>(arg0,arg1);
							 | 
						|
								                  case e_equal  : return arg0 == arg1;
							 | 
						|
								                  case e_nequal : return arg0 != arg1;
							 | 
						|
								                  case e_hypot  : return hypot<T>(arg0,arg1);
							 | 
						|
								                  case e_shr    : return arg0 >> arg1;
							 | 
						|
								                  case e_shl    : return arg0 << arg1;
							 | 
						|
								                  default       : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T process(const operator_type operation, const T arg)
							 | 
						|
								         {
							 | 
						|
								            return exprtk::details::numeric::details::process_impl(operation,arg);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline T process(const operator_type operation, const T arg0, const T arg1)
							 | 
						|
								         {
							 | 
						|
								            return exprtk::details::numeric::details::process_impl(operation,arg0,arg1);
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class expression_node
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         enum node_type
							 | 
						|
								         {
							 | 
						|
								            e_none         , e_null         , e_constant     , e_unary        ,
							 | 
						|
								            e_binary       , e_binary_ext   , e_trinary      , e_quaternary   ,
							 | 
						|
								            e_quinary      , e_senary       , e_vararg       , e_conditional  ,
							 | 
						|
								            e_while        , e_repeat       , e_for          , e_switch       ,
							 | 
						|
								            e_mswitch      , e_variable     , e_stringvar    , e_stringconst  ,
							 | 
						|
								            e_stringvarrng , e_cstringvarrng, e_strgenrange  , e_strconcat    ,
							 | 
						|
								            e_stringvarsize, e_strswap      , e_stringsize   , e_function     ,
							 | 
						|
								            e_vafunction   , e_genfunction  , e_strfunction  , e_add          ,
							 | 
						|
								            e_sub          , e_mul          , e_div          , e_mod          ,
							 | 
						|
								            e_pow          , e_lt           , e_lte          , e_gt           ,
							 | 
						|
								            e_gte          , e_eq           , e_ne           , e_and          ,
							 | 
						|
								            e_nand         , e_or           , e_nor          , e_xor          ,
							 | 
						|
								            e_xnor         , e_in           , e_like         , e_ilike        ,
							 | 
						|
								            e_inranges     , e_ipow         , e_ipowinv      , e_abs          ,
							 | 
						|
								            e_acos         , e_acosh        , e_asin         , e_asinh        ,
							 | 
						|
								            e_atan         , e_atanh        , e_ceil         , e_cos          ,
							 | 
						|
								            e_cosh         , e_exp          , e_expm1        , e_floor        ,
							 | 
						|
								            e_log          , e_log10        , e_log2         , e_log1p        ,
							 | 
						|
								            e_neg          , e_pos          , e_round        , e_sin          ,
							 | 
						|
								            e_sinc         , e_sinh         , e_sqrt         , e_tan          ,
							 | 
						|
								            e_tanh         , e_cot          , e_sec          , e_csc          ,
							 | 
						|
								            e_r2d          , e_d2r          , e_d2g          , e_g2d          ,
							 | 
						|
								            e_notl         , e_sgn          , e_erf          , e_erfc         ,
							 | 
						|
								            e_ncdf         , e_frac         , e_trunc        , e_uvouv        ,
							 | 
						|
								            e_vov          , e_cov          , e_voc          , e_vob          ,
							 | 
						|
								            e_bov          , e_cob          , e_boc          , e_vovov        ,
							 | 
						|
								            e_vovoc        , e_vocov        , e_covov        , e_covoc        ,
							 | 
						|
								            e_vovovov      , e_vovovoc      , e_vovocov      , e_vocovov      ,
							 | 
						|
								            e_covovov      , e_covocov      , e_vocovoc      , e_covovoc      ,
							 | 
						|
								            e_vococov      , e_sf3ext       , e_sf4ext       , e_nulleq       ,
							 | 
						|
								            e_strass       , e_vector       , e_vecelem      , e_vecdefass    ,
							 | 
						|
								            e_vecvalass    , e_vecvecass    , e_vecopvalass  , e_vecopvecass  ,
							 | 
						|
								            e_vecfunc      , e_vecvecswap   , e_vecvecineq   , e_vecvalineq   ,
							 | 
						|
								            e_valvecineq   , e_vecvecarith  , e_vecvalarith  , e_valvecarith  ,
							 | 
						|
								            e_vecunaryop   , e_break        , e_continue     , e_swap
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         virtual ~expression_node()
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline virtual T value() const
							 | 
						|
								         {
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual expression_node<T>* branch(const std::size_t& index = 0) const
							 | 
						|
								         {
							 | 
						|
								            return reinterpret_cast<expression_ptr>(index * 0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return e_none;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_generally_string_node(const expression_node<T>* node);
							 | 
						|
								
							 | 
						|
								      inline bool is_true(const double v)
							 | 
						|
								      {
							 | 
						|
								         return std::not_equal_to<double>()(0.0,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_true(const long double v)
							 | 
						|
								      {
							 | 
						|
								         return std::not_equal_to<long double>()(0.0L,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_true(const float v)
							 | 
						|
								      {
							 | 
						|
								         return std::not_equal_to<float>()(0.0f,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_true(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return std::not_equal_to<T>()(T(0),node->value());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_false(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return std::equal_to<T>()(T(0),node->value());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_unary_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_unary == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_neg_unary_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_neg == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_binary_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_binary == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_variable_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_variable == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_ivariable_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node &&
							 | 
						|
								                (
							 | 
						|
								                  details::expression_node<T>::e_variable == node->type() ||
							 | 
						|
								                  details::expression_node<T>::e_vecelem  == node->type()
							 | 
						|
								                );
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_vector_elem_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_vecelem == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_vector_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_vector == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_ivector_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         if (node)
							 | 
						|
								         {
							 | 
						|
								            switch (node->type())
							 | 
						|
								            {
							 | 
						|
								               case details::expression_node<T>::e_vector      :
							 | 
						|
								               case details::expression_node<T>::e_vecvalass   :
							 | 
						|
								               case details::expression_node<T>::e_vecvecass   :
							 | 
						|
								               case details::expression_node<T>::e_vecopvalass :
							 | 
						|
								               case details::expression_node<T>::e_vecopvecass :
							 | 
						|
								               case details::expression_node<T>::e_vecvecswap  :
							 | 
						|
								               case details::expression_node<T>::e_vecvecarith :
							 | 
						|
								               case details::expression_node<T>::e_vecvalarith :
							 | 
						|
								               case details::expression_node<T>::e_valvecarith :
							 | 
						|
								               case details::expression_node<T>::e_vecunaryop  : return true;
							 | 
						|
								               default                                         : return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_constant_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_constant == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_null_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_null == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_break_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_break == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_continue_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_continue == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_swap_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_swap == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_function(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (details::expression_node<T>::e_function == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T> class unary_node;
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_negate_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         if (node && is_unary_node(node))
							 | 
						|
								         {
							 | 
						|
								            return (details::e_neg == static_cast<const unary_node<T>*>(node)->operation());
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool branch_deletable(expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return !is_variable_node(node) &&
							 | 
						|
								                !is_string_node  (node) ;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <std::size_t N, typename T>
							 | 
						|
								      inline bool all_nodes_valid(expression_node<T>* (&b)[N])
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < N; ++i)
							 | 
						|
								         {
							 | 
						|
								            if (0 == b[i]) return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T,
							 | 
						|
								                typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      inline bool all_nodes_valid(const Sequence<expression_node<T>*,Allocator>& b)
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < b.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            if (0 == b[i]) return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <std::size_t N, typename T>
							 | 
						|
								      inline bool all_nodes_variables(expression_node<T>* (&b)[N])
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < N; ++i)
							 | 
						|
								         {
							 | 
						|
								            if (0 == b[i])
							 | 
						|
								               return false;
							 | 
						|
								            else if (!is_variable_node(b[i]))
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T,
							 | 
						|
								                typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      inline bool all_nodes_variables(Sequence<expression_node<T>*,Allocator>& b)
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < b.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            if (0 == b[i])
							 | 
						|
								               return false;
							 | 
						|
								            else if (!is_variable_node(b[i]))
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename NodeAllocator, typename T, std::size_t N>
							 | 
						|
								      inline void free_all_nodes(NodeAllocator& node_allocator, expression_node<T>* (&b)[N])
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < N; ++i)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator,b[i]);
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename NodeAllocator,
							 | 
						|
								                typename T,
							 | 
						|
								                typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      inline void free_all_nodes(NodeAllocator& node_allocator, Sequence<expression_node<T>*,Allocator>& b)
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < b.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator,b[i]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         b.clear();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename NodeAllocator, typename T>
							 | 
						|
								      inline void free_node(NodeAllocator& node_allocator, expression_node<T>*& node, const bool force_delete = false)
							 | 
						|
								      {
							 | 
						|
								         if (0 != node)
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (is_variable_node(node) || is_string_node(node)) ||
							 | 
						|
								                 force_delete
							 | 
						|
								               )
							 | 
						|
								               return;
							 | 
						|
								
							 | 
						|
								            node_allocator.free(node);
							 | 
						|
								            node = 0;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      class vector_holder
							 | 
						|
								      {
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         typedef Type value_type;
							 | 
						|
								         typedef value_type* value_ptr;
							 | 
						|
								         typedef const value_ptr const_value_ptr;
							 | 
						|
								
							 | 
						|
								         class vector_holder_base
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            virtual ~vector_holder_base(){}
							 | 
						|
								
							 | 
						|
								            inline value_ptr operator[](const std::size_t& index) const
							 | 
						|
								            {
							 | 
						|
								               return value_at(index);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline std::size_t size() const
							 | 
						|
								            {
							 | 
						|
								               return vector_size();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         protected:
							 | 
						|
								
							 | 
						|
								            virtual value_ptr value_at(const std::size_t&) const = 0;
							 | 
						|
								            virtual std::size_t vector_size()              const = 0;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         class array_vector_impl : public vector_holder_base
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            array_vector_impl(const Type* vec, const std::size_t& vec_size)
							 | 
						|
								            : vec_(vec),
							 | 
						|
								              size_(vec_size)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								         protected:
							 | 
						|
								
							 | 
						|
								            value_ptr value_at(const std::size_t& index) const
							 | 
						|
								            {
							 | 
						|
								               if (index < size_)
							 | 
						|
								                  return const_cast<const_value_ptr>(vec_ + index);
							 | 
						|
								               else
							 | 
						|
								                  return const_value_ptr(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::size_t vector_size() const
							 | 
						|
								            {
							 | 
						|
								               return size_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            array_vector_impl operator=(const array_vector_impl&);
							 | 
						|
								
							 | 
						|
								            const Type* vec_;
							 | 
						|
								            const std::size_t size_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         class sequence_vector_impl : public vector_holder_base
							 | 
						|
								         {
							 | 
						|
								         public:
							 | 
						|
								
							 | 
						|
								            typedef Sequence<Type,Allocator> sequence_t;
							 | 
						|
								
							 | 
						|
								            sequence_vector_impl(sequence_t& seq)
							 | 
						|
								            : sequence_(seq)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								         protected:
							 | 
						|
								
							 | 
						|
								            value_ptr value_at(const std::size_t& index) const
							 | 
						|
								            {
							 | 
						|
								               return (index < sequence_.size()) ? (&sequence_[index]) : const_value_ptr(0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::size_t vector_size() const
							 | 
						|
								            {
							 | 
						|
								               return sequence_.size();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								         private:
							 | 
						|
								
							 | 
						|
								            sequence_vector_impl operator=(const sequence_vector_impl&);
							 | 
						|
								
							 | 
						|
								            sequence_t& sequence_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         vector_holder(Type* vec, const std::size_t& vec_size)
							 | 
						|
								         : vector_holder_base_(new(buffer)array_vector_impl(vec,vec_size))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         vector_holder(std::vector<Type,Allocator>& vec)
							 | 
						|
								         : vector_holder_base_(new(buffer)sequence_vector_impl<Allocator,std::vector>(vec))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         vector_holder(std::deque<Type,Allocator>& deq)
							 | 
						|
								         : vector_holder_base_(new(buffer)sequence_vector_impl<Allocator,std::deque>(deq))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline value_ptr operator[](const std::size_t& index) const
							 | 
						|
								         {
							 | 
						|
								            return (*vector_holder_base_)[index];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vector_holder_base_->size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         mutable vector_holder_base* vector_holder_base_;
							 | 
						|
								         unsigned char buffer[64];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class null_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_null;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class null_eq_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         null_eq_node(expression_ptr brnch, const bool equality = true)
							 | 
						|
								         : branch_(brnch),
							 | 
						|
								           branch_deletable_(branch_deletable(branch_)),
							 | 
						|
								           equality_(equality)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~null_eq_node()
							 | 
						|
								         {
							 | 
						|
								            if (branch_ && branch_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete branch_;
							 | 
						|
								               branch_ = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T v = branch_->value();
							 | 
						|
								            const bool result = details::numeric::is_nan(v);
							 | 
						|
								
							 | 
						|
								            if (result)
							 | 
						|
								               return (equality_) ? T(1) : T(0);
							 | 
						|
								            else
							 | 
						|
								               return (equality_) ? T(0) : T(1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_nulleq;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_eq;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr branch_;
							 | 
						|
								         bool branch_deletable_;
							 | 
						|
								         bool equality_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class literal_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         explicit literal_node(const T& v)
							 | 
						|
								         : value_(v)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return value_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_constant;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return reinterpret_cast<expression_node<T>*>(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         literal_node(literal_node<T>&) {}
							 | 
						|
								         literal_node<T>& operator=(literal_node<T>&) { return *this; }
							 | 
						|
								
							 | 
						|
								         const T value_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct range_pack;
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct range_data_type;
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class range_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         virtual range_t& range_ref() = 0;
							 | 
						|
								
							 | 
						|
								         virtual const range_t& range_ref() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class string_base_node
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef range_data_type<T> range_data_type_t;
							 | 
						|
								
							 | 
						|
								         virtual std::string str () const = 0;
							 | 
						|
								
							 | 
						|
								         virtual const char* base() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual std::size_t size() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class string_literal_node : public expression_node <T>,
							 | 
						|
								                                  public string_base_node<T>,
							 | 
						|
								                                  public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         explicit string_literal_node(const std::string& v)
							 | 
						|
								         : value_(v)
							 | 
						|
								         {
							 | 
						|
								            rp_.n0_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            rp_.n1_c = std::make_pair<bool,std::size_t>(true,v.size() - 1);
							 | 
						|
								            rp_.cache.first  = rp_.n0_c.second;
							 | 
						|
								            rp_.cache.second = rp_.n1_c.second;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_stringconst;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return reinterpret_cast<expression_node<T>*>(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return value_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return value_.data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return value_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         string_literal_node(const string_literal_node<T>&);
							 | 
						|
								         string_literal_node<T>& operator=(const string_literal_node<T>&);
							 | 
						|
								
							 | 
						|
								         const std::string value_;
							 | 
						|
								         range_t rp_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class unary_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         unary_node(const operator_type& opr,
							 | 
						|
								                    expression_ptr brnch)
							 | 
						|
								         : operation_(opr),
							 | 
						|
								           branch_(brnch),
							 | 
						|
								           branch_deletable_(branch_deletable(branch_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~unary_node()
							 | 
						|
								         {
							 | 
						|
								            if (branch_ && branch_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete branch_;
							 | 
						|
								               branch_ = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg = branch_->value();
							 | 
						|
								            return numeric::process<T>(operation_,arg);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_unary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return operation_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void release()
							 | 
						|
								         {
							 | 
						|
								            branch_deletable_ = false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         operator_type operation_;
							 | 
						|
								         expression_ptr branch_;
							 | 
						|
								         bool branch_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, std::size_t D, bool B>
							 | 
						|
								      struct construct_branch_pair
							 | 
						|
								      {
							 | 
						|
								         template <std::size_t N>
							 | 
						|
								         static inline void process(std::pair<expression_node<T>*,bool> (&)[N], expression_node<T>*)
							 | 
						|
								         {}
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, std::size_t D>
							 | 
						|
								      struct construct_branch_pair<T,D,true>
							 | 
						|
								      {
							 | 
						|
								         template <std::size_t N>
							 | 
						|
								         static inline void process(std::pair<expression_node<T>*,bool> (&branch)[N], expression_node<T>* b)
							 | 
						|
								         {
							 | 
						|
								            if (b)
							 | 
						|
								            {
							 | 
						|
								               branch[D] = std::make_pair(b,branch_deletable(b));
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <std::size_t N, typename T>
							 | 
						|
								      inline void init_branches(std::pair<expression_node<T>*,bool> (&branch)[N],
							 | 
						|
								                                expression_node<T>* b0,
							 | 
						|
								                                expression_node<T>* b1 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b2 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b3 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b4 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b5 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b6 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b7 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b8 = reinterpret_cast<expression_node<T>*>(0),
							 | 
						|
								                                expression_node<T>* b9 = reinterpret_cast<expression_node<T>*>(0))
							 | 
						|
								      {
							 | 
						|
								         construct_branch_pair<T,0,(N > 0)>::process(branch,b0);
							 | 
						|
								         construct_branch_pair<T,1,(N > 1)>::process(branch,b1);
							 | 
						|
								         construct_branch_pair<T,2,(N > 2)>::process(branch,b2);
							 | 
						|
								         construct_branch_pair<T,3,(N > 3)>::process(branch,b3);
							 | 
						|
								         construct_branch_pair<T,4,(N > 4)>::process(branch,b4);
							 | 
						|
								         construct_branch_pair<T,5,(N > 5)>::process(branch,b5);
							 | 
						|
								         construct_branch_pair<T,6,(N > 6)>::process(branch,b6);
							 | 
						|
								         construct_branch_pair<T,7,(N > 7)>::process(branch,b7);
							 | 
						|
								         construct_branch_pair<T,8,(N > 8)>::process(branch,b8);
							 | 
						|
								         construct_branch_pair<T,9,(N > 9)>::process(branch,b9);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      struct cleanup_branches
							 | 
						|
								      {
							 | 
						|
								         template <typename T, std::size_t N>
							 | 
						|
								         static inline void execute(std::pair<expression_node<T>*,bool> (&branch)[N])
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < N; ++i)
							 | 
						|
								            {
							 | 
						|
								               if (branch[i].first && branch[i].second)
							 | 
						|
								               {
							 | 
						|
								                  delete branch[i].first;
							 | 
						|
								                  branch[i].first = 0;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline void execute(Sequence<std::pair<expression_node<T>*,bool>,Allocator>& branch)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < branch.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (branch[i].first && branch[i].second)
							 | 
						|
								               {
							 | 
						|
								                  delete branch[i].first;
							 | 
						|
								                  branch[i].first = 0;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class binary_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								
							 | 
						|
								         binary_node(const operator_type& opr,
							 | 
						|
								                     expression_ptr branch0,
							 | 
						|
								                     expression_ptr branch1)
							 | 
						|
								         : operation_(opr)
							 | 
						|
								         {
							 | 
						|
								            init_branches<2>(branch_,branch0,branch1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~binary_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,2>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg0 = branch_[0].first->value();
							 | 
						|
								            const T arg1 = branch_[1].first->value();
							 | 
						|
								            return numeric::process<T>(operation_,arg0,arg1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_binary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation()
							 | 
						|
								         {
							 | 
						|
								            return operation_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t& index = 0) const
							 | 
						|
								         {
							 | 
						|
								            if (0 == index)
							 | 
						|
								               return branch_[0].first;
							 | 
						|
								            else if (1 == index)
							 | 
						|
								               return branch_[1].first;
							 | 
						|
								            else
							 | 
						|
								               return reinterpret_cast<expression_ptr>(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         operator_type operation_;
							 | 
						|
								         branch_t branch_[2];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class binary_ext_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								
							 | 
						|
								         binary_ext_node(expression_ptr branch0, expression_ptr branch1)
							 | 
						|
								         {
							 | 
						|
								            init_branches<2>(branch_,branch0,branch1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~binary_ext_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,2>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg0 = branch_[0].first->value();
							 | 
						|
								            const T arg1 = branch_[1].first->value();
							 | 
						|
								            return Operation::process(arg0,arg1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_binary_ext;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation()
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t& index = 0) const
							 | 
						|
								         {
							 | 
						|
								            if (0 == index)
							 | 
						|
								               return branch_[0].first;
							 | 
						|
								            else if (1 == index)
							 | 
						|
								               return branch_[1].first;
							 | 
						|
								            else
							 | 
						|
								               return reinterpret_cast<expression_ptr>(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         branch_t branch_[2];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class trinary_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								
							 | 
						|
								         trinary_node(const operator_type& opr,
							 | 
						|
								                      expression_ptr branch0,
							 | 
						|
								                      expression_ptr branch1,
							 | 
						|
								                      expression_ptr branch2)
							 | 
						|
								         : operation_(opr)
							 | 
						|
								         {
							 | 
						|
								            init_branches<3>(branch_,branch0,branch1,branch2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~trinary_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,3>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg0 = branch_[0].first->value();
							 | 
						|
								            const T arg1 = branch_[1].first->value();
							 | 
						|
								            const T arg2 = branch_[2].first->value();
							 | 
						|
								
							 | 
						|
								            switch (operation_)
							 | 
						|
								            {
							 | 
						|
								               case e_inrange : return (arg1 < arg0) ? T(0) : ((arg1 > arg2) ? T(0) : T(1));
							 | 
						|
								               case e_min     : return std::min<T>(std::min<T>(arg0,arg1),arg2);
							 | 
						|
								               case e_max     : return std::max<T>(std::max<T>(arg0,arg1),arg2);
							 | 
						|
								               case e_clamp   : return (arg1 < arg0) ? arg0 : (arg1 > arg2 ? arg2 : arg1);
							 | 
						|
								               case e_iclamp  : if ((arg1 <= arg0) || (arg1 >= arg2))
							 | 
						|
								                                   return arg1;
							 | 
						|
								                                else
							 | 
						|
								                                   return ((T(2) * arg1  <= (arg2 + arg0)) ? arg0 : arg2);
							 | 
						|
								               default        : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_trinary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         operator_type operation_;
							 | 
						|
								         branch_t branch_[3];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class quaternary_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								
							 | 
						|
								         quaternary_node(const operator_type& opr,
							 | 
						|
								                         expression_ptr branch0,
							 | 
						|
								                         expression_ptr branch1,
							 | 
						|
								                         expression_ptr branch2,
							 | 
						|
								                         expression_ptr branch3)
							 | 
						|
								         : operation_(opr)
							 | 
						|
								         {
							 | 
						|
								            init_branches<4>(branch_,branch0,branch1,branch2,branch3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~quaternary_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,4>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg0 = branch_[0].first->value();
							 | 
						|
								            const T arg1 = branch_[1].first->value();
							 | 
						|
								            const T arg2 = branch_[2].first->value();
							 | 
						|
								            const T arg3 = branch_[3].first->value();
							 | 
						|
								
							 | 
						|
								            switch (operation_)
							 | 
						|
								            {
							 | 
						|
								               case e_min : return std::min<T>(std::min<T>(arg0,arg1),std::min<T>(arg2,arg3));
							 | 
						|
								               case e_max : return std::max<T>(std::max<T>(arg0,arg1),std::max<T>(arg2,arg3));
							 | 
						|
								               default    : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_quaternary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         operator_type operation_;
							 | 
						|
								         branch_t branch_[4];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class quinary_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								
							 | 
						|
								         quinary_node(const operator_type& opr,
							 | 
						|
								                      expression_ptr branch0,
							 | 
						|
								                      expression_ptr branch1,
							 | 
						|
								                      expression_ptr branch2,
							 | 
						|
								                      expression_ptr branch3,
							 | 
						|
								                      expression_ptr branch4)
							 | 
						|
								         : operation_(opr)
							 | 
						|
								         {
							 | 
						|
								            init_branches<5>(branch_,branch0,branch1,branch2,branch3,branch4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~quinary_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,5>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg0 = branch_[0].first->value();
							 | 
						|
								            const T arg1 = branch_[1].first->value();
							 | 
						|
								            const T arg2 = branch_[2].first->value();
							 | 
						|
								            const T arg3 = branch_[3].first->value();
							 | 
						|
								            const T arg4 = branch_[4].first->value();
							 | 
						|
								
							 | 
						|
								            switch (operation_)
							 | 
						|
								            {
							 | 
						|
								               case e_min  : return std::min<T>(std::min<T>(std::min<T>(arg0,arg1),std::min<T>(arg2,arg3)),arg4);
							 | 
						|
								               case e_max  : return std::max<T>(std::max<T>(std::max<T>(arg0,arg1),std::max<T>(arg2,arg3)),arg4);
							 | 
						|
								               default     : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_quinary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         operator_type operation_;
							 | 
						|
								         branch_t branch_[5];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class senary_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								
							 | 
						|
								         senary_node(const operator_type& opr,
							 | 
						|
								                     expression_ptr branch0,
							 | 
						|
								                     expression_ptr branch1,
							 | 
						|
								                     expression_ptr branch2,
							 | 
						|
								                     expression_ptr branch3,
							 | 
						|
								                     expression_ptr branch4,
							 | 
						|
								                     expression_ptr branch5)
							 | 
						|
								         : operation_(opr)
							 | 
						|
								         {
							 | 
						|
								            init_branches<6>(branch_,branch0,branch1,branch2,branch3,branch4,branch5);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~senary_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,6>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T arg0 = branch_[0].first->value();
							 | 
						|
								            const T arg1 = branch_[1].first->value();
							 | 
						|
								            const T arg2 = branch_[2].first->value();
							 | 
						|
								            const T arg3 = branch_[3].first->value();
							 | 
						|
								            const T arg4 = branch_[4].first->value();
							 | 
						|
								            const T arg5 = branch_[5].first->value();
							 | 
						|
								
							 | 
						|
								            switch (operation_)
							 | 
						|
								            {
							 | 
						|
								               case e_min     : return std::min<T>(std::min<T>(std::min<T>(arg0,arg1),std::min<T>(arg2,arg3)),std::min<T>(arg4,arg5));
							 | 
						|
								               case e_max     : return std::max<T>(std::max<T>(std::max<T>(arg0,arg1),std::max<T>(arg2,arg3)),std::max<T>(arg4,arg5));
							 | 
						|
								               case e_default :
							 | 
						|
								               default        : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_senary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         operator_type operation_;
							 | 
						|
								         branch_t branch_[6];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class conditional_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         conditional_node(expression_ptr test,
							 | 
						|
								                          expression_ptr consequent,
							 | 
						|
								                          expression_ptr alternative)
							 | 
						|
								         : test_(test),
							 | 
						|
								           consequent_(consequent),
							 | 
						|
								           alternative_(alternative),
							 | 
						|
								           test_deletable_(branch_deletable(test_)),
							 | 
						|
								           consequent_deletable_(branch_deletable(consequent_)),
							 | 
						|
								           alternative_deletable_(branch_deletable(alternative_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~conditional_node()
							 | 
						|
								         {
							 | 
						|
								            if (test_        && test_deletable_       ) delete test_;
							 | 
						|
								            if (consequent_  && consequent_deletable_ ) delete consequent_;
							 | 
						|
								            if (alternative_ && alternative_deletable_) delete alternative_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (is_true(test_))
							 | 
						|
								               return consequent_->value();
							 | 
						|
								            else
							 | 
						|
								               return alternative_->value();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_conditional;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr test_;
							 | 
						|
								         expression_ptr consequent_;
							 | 
						|
								         expression_ptr alternative_;
							 | 
						|
								         bool test_deletable_;
							 | 
						|
								         bool consequent_deletable_;
							 | 
						|
								         bool alternative_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class cons_conditional_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         // Consequent only conditional statement node
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         cons_conditional_node(expression_ptr test,
							 | 
						|
								                               expression_ptr consequent)
							 | 
						|
								         : test_(test),
							 | 
						|
								           consequent_(consequent),
							 | 
						|
								           test_deletable_(branch_deletable(test_)),
							 | 
						|
								           consequent_deletable_(branch_deletable(consequent_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~cons_conditional_node()
							 | 
						|
								         {
							 | 
						|
								            if (test_       && test_deletable_      ) delete test_;
							 | 
						|
								            if (consequent_ && consequent_deletable_) delete consequent_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (is_true(test_))
							 | 
						|
								               return consequent_->value();
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_conditional;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr test_;
							 | 
						|
								         expression_ptr consequent_;
							 | 
						|
								         bool test_deletable_;
							 | 
						|
								         bool consequent_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_break_continue
							 | 
						|
								      template <typename T>
							 | 
						|
								      class break_exception : public std::exception
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         break_exception(const T& v)
							 | 
						|
								         : value(v)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         T value;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class continue_exception : public std::exception
							 | 
						|
								      {};
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class break_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         break_node(expression_ptr ret = expression_ptr(0))
							 | 
						|
								         : return_(ret),
							 | 
						|
								           return_deletable_(branch_deletable(return_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~break_node()
							 | 
						|
								         {
							 | 
						|
								            if (return_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete return_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            throw break_exception<T>(return_ ? return_->value() : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								            #ifndef _MSC_VER
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_break;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr return_;
							 | 
						|
								         bool return_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class continue_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            throw continue_exception();
							 | 
						|
								            #ifndef _MSC_VER
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_break;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class while_loop_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         while_loop_node(expression_ptr condition, expression_ptr loop_body)
							 | 
						|
								         : condition_(condition),
							 | 
						|
								           loop_body_(loop_body),
							 | 
						|
								           condition_deletable_(branch_deletable(condition_)),
							 | 
						|
								           loop_body_deletable_(branch_deletable(loop_body_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~while_loop_node()
							 | 
						|
								         {
							 | 
						|
								            if (condition_ && condition_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete condition_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (loop_body_ && loop_body_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete loop_body_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            while (is_true(condition_))
							 | 
						|
								            {
							 | 
						|
								               result = loop_body_->value();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_while;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr condition_;
							 | 
						|
								         expression_ptr loop_body_;
							 | 
						|
								         bool condition_deletable_;
							 | 
						|
								         bool loop_body_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class repeat_until_loop_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         repeat_until_loop_node(expression_ptr condition, expression_ptr loop_body)
							 | 
						|
								         : condition_(condition),
							 | 
						|
								           loop_body_(loop_body),
							 | 
						|
								           condition_deletable_(branch_deletable(condition_)),
							 | 
						|
								           loop_body_deletable_(branch_deletable(loop_body_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~repeat_until_loop_node()
							 | 
						|
								         {
							 | 
						|
								            if (condition_ && condition_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete condition_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (loop_body_ && loop_body_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete loop_body_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            do
							 | 
						|
								            {
							 | 
						|
								               result = loop_body_->value();
							 | 
						|
								            }
							 | 
						|
								            while (is_false(condition_));
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_repeat;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr condition_;
							 | 
						|
								         expression_ptr loop_body_;
							 | 
						|
								         bool condition_deletable_;
							 | 
						|
								         bool loop_body_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class for_loop_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         for_loop_node(expression_ptr initialiser,
							 | 
						|
								                       expression_ptr condition,
							 | 
						|
								                       expression_ptr incrementor,
							 | 
						|
								                       expression_ptr loop_body)
							 | 
						|
								         : initialiser_(initialiser),
							 | 
						|
								           condition_  (condition),
							 | 
						|
								           incrementor_(incrementor),
							 | 
						|
								           loop_body_  (loop_body),
							 | 
						|
								           initialiser_deletable_(branch_deletable(initialiser_)),
							 | 
						|
								           condition_deletable_  (branch_deletable(condition_  )),
							 | 
						|
								           incrementor_deletable_(branch_deletable(incrementor_)),
							 | 
						|
								           loop_body_deletable_  (branch_deletable(loop_body_  ))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~for_loop_node()
							 | 
						|
								         {
							 | 
						|
								            if (initialiser_ && initialiser_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete initialiser_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (condition_ && condition_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete condition_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (incrementor_ && incrementor_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete incrementor_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (loop_body_ && loop_body_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete loop_body_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            if (initialiser_)
							 | 
						|
								               initialiser_->value();
							 | 
						|
								
							 | 
						|
								            if (incrementor_)
							 | 
						|
								            {
							 | 
						|
								               while (is_true(condition_))
							 | 
						|
								               {
							 | 
						|
								                  result = loop_body_->value();
							 | 
						|
								                  incrementor_->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               while (is_true(condition_))
							 | 
						|
								               {
							 | 
						|
								                  result = loop_body_->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_for;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr initialiser_;
							 | 
						|
								         expression_ptr condition_  ;
							 | 
						|
								         expression_ptr incrementor_;
							 | 
						|
								         expression_ptr loop_body_  ;
							 | 
						|
								         bool initialiser_deletable_;
							 | 
						|
								         bool condition_deletable_  ;
							 | 
						|
								         bool incrementor_deletable_;
							 | 
						|
								         bool loop_body_deletable_  ;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_break_continue
							 | 
						|
								      template <typename T>
							 | 
						|
								      class while_loop_bc_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         while_loop_bc_node(expression_ptr condition, expression_ptr loop_body)
							 | 
						|
								         : condition_(condition),
							 | 
						|
								           loop_body_(loop_body),
							 | 
						|
								           condition_deletable_(branch_deletable(condition_)),
							 | 
						|
								           loop_body_deletable_(branch_deletable(loop_body_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~while_loop_bc_node()
							 | 
						|
								         {
							 | 
						|
								            if (condition_ && condition_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete condition_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (loop_body_ && loop_body_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete loop_body_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								            while (is_true(condition_))
							 | 
						|
								            {
							 | 
						|
								               try
							 | 
						|
								               {
							 | 
						|
								                  result = loop_body_->value();
							 | 
						|
								               }
							 | 
						|
								               catch(const break_exception<T>& e)
							 | 
						|
								               {
							 | 
						|
								                  return e.value;
							 | 
						|
								               }
							 | 
						|
								               catch(const continue_exception&)
							 | 
						|
								               {}
							 | 
						|
								            }
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_while;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr condition_;
							 | 
						|
								         expression_ptr loop_body_;
							 | 
						|
								         bool condition_deletable_;
							 | 
						|
								         bool loop_body_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class repeat_until_loop_bc_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         repeat_until_loop_bc_node(expression_ptr condition, expression_ptr loop_body)
							 | 
						|
								         : condition_(condition),
							 | 
						|
								           loop_body_(loop_body),
							 | 
						|
								           condition_deletable_(branch_deletable(condition_)),
							 | 
						|
								           loop_body_deletable_(branch_deletable(loop_body_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~repeat_until_loop_bc_node()
							 | 
						|
								         {
							 | 
						|
								            if (condition_ && condition_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete condition_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (loop_body_ && loop_body_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete loop_body_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            do
							 | 
						|
								            {
							 | 
						|
								               try
							 | 
						|
								               {
							 | 
						|
								                  result = loop_body_->value();
							 | 
						|
								               }
							 | 
						|
								               catch(const break_exception<T>& e)
							 | 
						|
								               {
							 | 
						|
								                  return e.value;
							 | 
						|
								               }
							 | 
						|
								               catch(const continue_exception&)
							 | 
						|
								               {}
							 | 
						|
								            }
							 | 
						|
								            while (is_false(condition_));
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_repeat;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr condition_;
							 | 
						|
								         expression_ptr loop_body_;
							 | 
						|
								         bool condition_deletable_;
							 | 
						|
								         bool loop_body_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class for_loop_bc_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         for_loop_bc_node(expression_ptr initialiser,
							 | 
						|
								                       expression_ptr condition,
							 | 
						|
								                       expression_ptr incrementor,
							 | 
						|
								                       expression_ptr loop_body)
							 | 
						|
								         : initialiser_(initialiser),
							 | 
						|
								           condition_  (condition  ),
							 | 
						|
								           incrementor_(incrementor),
							 | 
						|
								           loop_body_  (loop_body  ),
							 | 
						|
								           initialiser_deletable_(branch_deletable(initialiser_)),
							 | 
						|
								           condition_deletable_  (branch_deletable(condition_  )),
							 | 
						|
								           incrementor_deletable_(branch_deletable(incrementor_)),
							 | 
						|
								           loop_body_deletable_  (branch_deletable(loop_body_  ))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~for_loop_bc_node()
							 | 
						|
								         {
							 | 
						|
								            if (initialiser_ && initialiser_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete initialiser_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (condition_ && condition_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete condition_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (incrementor_ && incrementor_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete incrementor_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (loop_body_ && loop_body_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete loop_body_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            if (initialiser_)
							 | 
						|
								               initialiser_->value();
							 | 
						|
								
							 | 
						|
								            if (incrementor_)
							 | 
						|
								            {
							 | 
						|
								               while (is_true(condition_))
							 | 
						|
								               {
							 | 
						|
								                  try
							 | 
						|
								                  {
							 | 
						|
								                     result = loop_body_->value();
							 | 
						|
								                  }
							 | 
						|
								                  catch(const break_exception<T>& e)
							 | 
						|
								                  {
							 | 
						|
								                     return e.value;
							 | 
						|
								                  }
							 | 
						|
								                  catch(const continue_exception&)
							 | 
						|
								                  {}
							 | 
						|
								
							 | 
						|
								                  incrementor_->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               while (is_true(condition_))
							 | 
						|
								               {
							 | 
						|
								                  try
							 | 
						|
								                  {
							 | 
						|
								                     result = loop_body_->value();
							 | 
						|
								                  }
							 | 
						|
								                  catch(const break_exception<T>& e)
							 | 
						|
								                  {
							 | 
						|
								                     return e.value;
							 | 
						|
								                  }
							 | 
						|
								                  catch(const continue_exception&)
							 | 
						|
								                  {}
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_for;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr initialiser_;
							 | 
						|
								         expression_ptr condition_  ;
							 | 
						|
								         expression_ptr incrementor_;
							 | 
						|
								         expression_ptr loop_body_  ;
							 | 
						|
								         bool initialiser_deletable_;
							 | 
						|
								         bool condition_deletable_  ;
							 | 
						|
								         bool incrementor_deletable_;
							 | 
						|
								         bool loop_body_deletable_  ;
							 | 
						|
								      };
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class switch_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         switch_node(const Sequence<expression_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (1 != (arg_list.size() & 1))
							 | 
						|
								               return;
							 | 
						|
								
							 | 
						|
								            arg_list_.resize(arg_list.size());
							 | 
						|
								            delete_branch_.resize(arg_list.size());
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list[i])
							 | 
						|
								               {
							 | 
						|
								                       arg_list_[i] = arg_list[i];
							 | 
						|
								                  delete_branch_[i] = static_cast<unsigned char>(branch_deletable(arg_list_[i]) ? 1 : 0);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  arg_list_.clear();
							 | 
						|
								                  delete_branch_.clear();
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~switch_node()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < arg_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list_[i] && delete_branch_[i])
							 | 
						|
								               {
							 | 
						|
								                  delete arg_list_[i];
							 | 
						|
								                  arg_list_[i] = 0;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (!arg_list_.empty())
							 | 
						|
								            {
							 | 
						|
								               const std::size_t upper_bound = (arg_list_.size() - 1);
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < upper_bound; i += 2)
							 | 
						|
								               {
							 | 
						|
								                  expression_ptr condition  = arg_list_[i    ];
							 | 
						|
								                  expression_ptr consequent = arg_list_[i + 1];
							 | 
						|
								
							 | 
						|
								                  if (is_true(condition))
							 | 
						|
								                  {
							 | 
						|
								                     return consequent->value();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return arg_list_[upper_bound]->value();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_switch;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::vector<expression_ptr> arg_list_;
							 | 
						|
								         std::vector<unsigned char> delete_branch_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class multi_switch_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         multi_switch_node(const Sequence<expression_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (0 != (arg_list.size() & 1))
							 | 
						|
								               return;
							 | 
						|
								
							 | 
						|
								            arg_list_.resize(arg_list.size());
							 | 
						|
								            delete_branch_.resize(arg_list.size());
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list[i])
							 | 
						|
								               {
							 | 
						|
								                       arg_list_[i] = arg_list[i];
							 | 
						|
								                  delete_branch_[i] = static_cast<unsigned char>(branch_deletable(arg_list_[i]) ? 1 : 0);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  arg_list_.clear();
							 | 
						|
								                  delete_branch_.clear();
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~multi_switch_node()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < arg_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list_[i] && delete_branch_[i])
							 | 
						|
								               {
							 | 
						|
								                  delete arg_list_[i];
							 | 
						|
								                  arg_list_[i] = 0;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            if (arg_list_.empty())
							 | 
						|
								            {
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            const std::size_t upper_bound = (arg_list_.size() - 1);
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < upper_bound; i += 2)
							 | 
						|
								            {
							 | 
						|
								               expression_ptr condition  = arg_list_[i    ];
							 | 
						|
								               expression_ptr consequent = arg_list_[i + 1];
							 | 
						|
								
							 | 
						|
								               if (is_true(condition))
							 | 
						|
								               {
							 | 
						|
								                  result = consequent->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_mswitch;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::vector<expression_ptr> arg_list_;
							 | 
						|
								         std::vector<unsigned char> delete_branch_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class ivariable
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual T& ref() = 0;
							 | 
						|
								         virtual const T& ref() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class variable_node : public expression_node<T>,
							 | 
						|
								                            public ivariable<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         static T null_value;
							 | 
						|
								
							 | 
						|
								         explicit variable_node()
							 | 
						|
								         : value_(&null_value),
							 | 
						|
								           delete_value_(false)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         variable_node(T& v)
							 | 
						|
								         : value_(&v),
							 | 
						|
								           delete_value_(false)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~variable_node()
							 | 
						|
								         {
							 | 
						|
								            if (delete_value_)
							 | 
						|
								            {
							 | 
						|
								               delete value_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const variable_node<T>& v) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T& ref()
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& ref() const
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_variable;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool& delete_value()
							 | 
						|
								         {
							 | 
						|
								            return delete_value_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T* value_;
							 | 
						|
								         bool delete_value_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      T variable_node<T>::null_value = T(std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct range_pack
							 | 
						|
								      {
							 | 
						|
								         typedef expression_node<T>*           expression_node_ptr;
							 | 
						|
								         typedef std::pair<std::size_t,std::size_t> cached_range_t;
							 | 
						|
								
							 | 
						|
								         range_pack()
							 | 
						|
								         : n0_e (std::make_pair(false,expression_node_ptr(0))),
							 | 
						|
								           n1_e (std::make_pair(false,expression_node_ptr(0))),
							 | 
						|
								           n0_c (std::make_pair(false,0)),
							 | 
						|
								           n1_c (std::make_pair(false,0)),
							 | 
						|
								           cache(std::make_pair(0,0))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         void clear()
							 | 
						|
								         {
							 | 
						|
								            n0_e  = std::make_pair(false,expression_node_ptr(0));
							 | 
						|
								            n1_e  = std::make_pair(false,expression_node_ptr(0));
							 | 
						|
								            n0_c  = std::make_pair(false,0);
							 | 
						|
								            n1_c  = std::make_pair(false,0);
							 | 
						|
								            cache = std::make_pair(0,0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void free()
							 | 
						|
								         {
							 | 
						|
								            if (n0_e.first && n0_e.second)
							 | 
						|
								            {
							 | 
						|
								               n0_e.first = false;
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    !is_variable_node(n0_e.second) &&
							 | 
						|
								                    !is_string_node  (n0_e.second)
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  delete n0_e.second;
							 | 
						|
								                  n0_e.second = expression_node_ptr(0);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (n1_e.first && n1_e.second)
							 | 
						|
								            {
							 | 
						|
								               n1_e.first = false;
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    !is_variable_node(n1_e.second) &&
							 | 
						|
								                    !is_string_node  (n1_e.second)
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  delete n1_e.second;
							 | 
						|
								                  n1_e.second = expression_node_ptr(0);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool const_range()
							 | 
						|
								         {
							 | 
						|
								           return ( n0_c.first &&  n1_c.first) &&
							 | 
						|
								                  (!n0_e.first && !n1_e.first);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool var_range()
							 | 
						|
								         {
							 | 
						|
								           return ( n0_e.first &&  n1_e.first) &&
							 | 
						|
								                  (!n0_c.first && !n1_c.first);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool operator()(std::size_t& r0, std::size_t& r1, const std::size_t& size = std::numeric_limits<std::size_t>::max()) const
							 | 
						|
								         {
							 | 
						|
								            if (n0_c.first)
							 | 
						|
								               r0 = n0_c.second;
							 | 
						|
								            else if (n0_e.first)
							 | 
						|
								            {
							 | 
						|
								               T r0_value = n0_e.second->value();
							 | 
						|
								
							 | 
						|
								               if (r0_value < 0)
							 | 
						|
								                  return false;
							 | 
						|
								               else
							 | 
						|
								                  r0 = static_cast<std::size_t>(details::numeric::to_int64(r0_value));
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            if (n1_c.first)
							 | 
						|
								               r1 = n1_c.second;
							 | 
						|
								            else if (n1_e.first)
							 | 
						|
								            {
							 | 
						|
								               T r1_value = n1_e.second->value();
							 | 
						|
								
							 | 
						|
								               if (r1_value < 0)
							 | 
						|
								                  return false;
							 | 
						|
								               else
							 | 
						|
								                  r1 = static_cast<std::size_t>(details::numeric::to_int64(r1_value));
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (std::numeric_limits<std::size_t>::max() != size) &&
							 | 
						|
								                 (std::numeric_limits<std::size_t>::max() == r1  )
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               r1 = size - 1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            cache.first  = r0;
							 | 
						|
								            cache.second = r1;
							 | 
						|
								
							 | 
						|
								            return (r0 <= r1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t const_size() const
							 | 
						|
								         {
							 | 
						|
								            return (n1_c.second - n0_c.second + 1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t cache_size() const
							 | 
						|
								         {
							 | 
						|
								            return (cache.second - cache.first + 1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::pair<bool,expression_node_ptr> n0_e;
							 | 
						|
								         std::pair<bool,expression_node_ptr> n1_e;
							 | 
						|
								         std::pair<bool,std::size_t        > n0_c;
							 | 
						|
								         std::pair<bool,std::size_t        > n1_c;
							 | 
						|
								         mutable cached_range_t             cache;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class string_base_node;
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct range_data_type
							 | 
						|
								      {
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								         typedef string_base_node<T>* strbase_ptr_t;
							 | 
						|
								
							 | 
						|
								         range_data_type()
							 | 
						|
								         : range(0),
							 | 
						|
								           data (0),
							 | 
						|
								           size (0),
							 | 
						|
								           type_size(0),
							 | 
						|
								           str_node (0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         range_t*      range;
							 | 
						|
								         void*         data;
							 | 
						|
								         std::size_t   size;
							 | 
						|
								         std::size_t   type_size;
							 | 
						|
								         strbase_ptr_t str_node;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T> class vector_node;
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class vector_interface
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef vector_node<T>* vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         virtual ~vector_interface()
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         virtual vector_node_ptr vec() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual vector_node_ptr vec() = 0;
							 | 
						|
								
							 | 
						|
								         virtual std::size_t size() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class vector_node : public expression_node<T>,
							 | 
						|
								                          public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*  expression_ptr;
							 | 
						|
								         typedef vector_holder<T>    vector_holder_t;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         vector_node(vector_holder_t* vh)
							 | 
						|
								         : vector_holder_(vh)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return *(ref()[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const vector_holder_t& ref() const
							 | 
						|
								         {
							 | 
						|
								            return (*vector_holder_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline vector_holder_t& ref()
							 | 
						|
								         {
							 | 
						|
								            return (*vector_holder_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return const_cast<vector_node_ptr>(this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return this;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vector;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return ref().size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_holder_t* vector_holder_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class vector_elem_node : public expression_node<T>,
							 | 
						|
								                               public ivariable<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         vector_elem_node(expression_ptr index, T* vector_base)
							 | 
						|
								         : index_(index),
							 | 
						|
								           vector_base_(vector_base),
							 | 
						|
								           index_deletable_(branch_deletable(index_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~vector_elem_node()
							 | 
						|
								         {
							 | 
						|
								            if (index_ && index_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete index_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								           return *(vector_base_ + static_cast<std::size_t>(details::numeric::to_int64(index_->value())));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T& ref()
							 | 
						|
								         {
							 | 
						|
								            return *(vector_base_ + static_cast<std::size_t>(details::numeric::to_int64(index_->value())));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& ref() const
							 | 
						|
								         {
							 | 
						|
								            return *(vector_base_ + static_cast<std::size_t>(details::numeric::to_int64(index_->value())));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecelem;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr index_;
							 | 
						|
								         T* vector_base_;
							 | 
						|
								         bool index_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class vector_assignment_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         vector_assignment_node(T* vector_base,
							 | 
						|
								                                const std::size_t& size,
							 | 
						|
								                                const std::vector<expression_ptr>& initialiser_list,
							 | 
						|
								                                const bool single_value_initialse)
							 | 
						|
								         : vector_base_(vector_base),
							 | 
						|
								           initialiser_list_(initialiser_list),
							 | 
						|
								           size_(size),
							 | 
						|
								           single_value_initialse_(single_value_initialse)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~vector_assignment_node()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < initialiser_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (branch_deletable(initialiser_list_[i]))
							 | 
						|
								               {
							 | 
						|
								                  delete initialiser_list_[i];
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (single_value_initialse_)
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  *(vector_base_ + i) = initialiser_list_[0]->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               std::size_t il_size = initialiser_list_.size();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < il_size; ++i)
							 | 
						|
								               {
							 | 
						|
								                  *(vector_base_ + i) = initialiser_list_[i]->value();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (il_size < size_)
							 | 
						|
								               {
							 | 
						|
								                  for (std::size_t i = il_size; i < size_; ++i)
							 | 
						|
								                  {
							 | 
						|
								                     *(vector_base_ + i) = T(0);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return *(vector_base_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecdefass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_assignment_node<T>& operator=(const vector_assignment_node<T>&);
							 | 
						|
								
							 | 
						|
								         mutable T* vector_base_;
							 | 
						|
								         std::vector<expression_ptr> initialiser_list_;
							 | 
						|
								         const std::size_t size_;
							 | 
						|
								         const bool single_value_initialse_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class swap_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef variable_node<T>*   variable_node_ptr;
							 | 
						|
								
							 | 
						|
								         swap_node(variable_node_ptr var0, variable_node_ptr var1)
							 | 
						|
								         : var0_(var0),
							 | 
						|
								           var1_(var1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            std::swap(var0_->ref(),var1_->ref());
							 | 
						|
								            return var1_->ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_swap;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         variable_node_ptr var0_;
							 | 
						|
								         variable_node_ptr var1_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class swap_generic_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef ivariable<T>* ivariable_ptr;
							 | 
						|
								
							 | 
						|
								         swap_generic_node(expression_ptr var0, expression_ptr var1)
							 | 
						|
								         : binary_node<T>(details::e_swap,var0,var1),
							 | 
						|
								           var0_(dynamic_cast<ivariable_ptr>(var0)),
							 | 
						|
								           var1_(dynamic_cast<ivariable_ptr>(var1))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            std::swap(var0_->ref(),var1_->ref());
							 | 
						|
								            return var1_->ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_swap;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         ivariable_ptr var0_;
							 | 
						|
								         ivariable_ptr var1_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class swap_vecvec_node : public binary_node<T>,
							 | 
						|
								                               public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         swap_vecvec_node(expression_ptr branch0,
							 | 
						|
								                          expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(details::e_swap,branch0,branch1),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec1_node_ptr_(0),
							 | 
						|
								           vec_size_     (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_ivector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[0].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec0_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec1_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vec_size_ = std::min(vec0_node_ptr_->ref().size(),
							 | 
						|
								                                    vec1_node_ptr_->ref().size());
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  std::swap((*vec0[i]),(*vec1[i]));
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return vec1_node_ptr_->value();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvecswap;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec0_node_ptr_;
							 | 
						|
								         vector_node<T>* vec1_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      template <typename T>
							 | 
						|
								      class stringvar_node : public expression_node <T>,
							 | 
						|
								                             public string_base_node<T>,
							 | 
						|
								                             public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         static std::string null_value;
							 | 
						|
								
							 | 
						|
								         explicit stringvar_node()
							 | 
						|
								         : value_(&null_value)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         explicit stringvar_node(std::string& v)
							 | 
						|
								         : value_(&v)
							 | 
						|
								         {
							 | 
						|
								            rp_.n0_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            rp_.n1_c = std::make_pair<bool,std::size_t>(true,v.size() - 1);
							 | 
						|
								            rp_.cache.first  = rp_.n0_c.second;
							 | 
						|
								            rp_.cache.second = rp_.n1_c.second;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const stringvar_node<T>& v) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            rp_.n1_c.second  = (*value_).size() - 1;
							 | 
						|
								            rp_.cache.second = rp_.n1_c.second;
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return (*value_).data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return ref().size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string& ref()
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const std::string& ref() const
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_stringvar;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::string* value_;
							 | 
						|
								         mutable range_t rp_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      std::string stringvar_node<T>::null_value = std::string("");
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class string_range_node :  public expression_node <T>,
							 | 
						|
								                                 public string_base_node<T>,
							 | 
						|
								                                 public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         static std::string null_value;
							 | 
						|
								
							 | 
						|
								         explicit string_range_node(std::string& v, range_t rp)
							 | 
						|
								         : value_(&v),
							 | 
						|
								           rp_(rp)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~string_range_node()
							 | 
						|
								         {
							 | 
						|
								            rp_.free();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const string_range_node<T>& v) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return (*value_).data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return ref().size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline range_t range() const
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual std::string& ref()
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline virtual const std::string& ref() const
							 | 
						|
								         {
							 | 
						|
								            return (*value_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_stringvarrng;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::string* value_;
							 | 
						|
								         range_t      rp_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      std::string string_range_node<T>::null_value = std::string("");
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class const_string_range_node : public expression_node <T>,
							 | 
						|
								                                      public string_base_node<T>,
							 | 
						|
								                                      public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         explicit const_string_range_node(const std::string& v, range_t rp)
							 | 
						|
								         : value_(v),
							 | 
						|
								           rp_(rp)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~const_string_range_node()
							 | 
						|
								         {
							 | 
						|
								            rp_.free();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return value_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return value_.data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return value_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t range() const
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return rp_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_cstringvarrng;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         const_string_range_node<T>& operator=(const const_string_range_node<T>&);
							 | 
						|
								
							 | 
						|
								         const std::string value_;
							 | 
						|
								         range_t rp_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class generic_string_range_node : public expression_node <T>,
							 | 
						|
								                                        public string_base_node<T>,
							 | 
						|
								                                        public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>*  expression_ptr;
							 | 
						|
								         typedef stringvar_node  <T>* strvar_node_ptr;
							 | 
						|
								         typedef string_base_node<T>*    str_base_ptr;
							 | 
						|
								         typedef range_pack      <T>          range_t;
							 | 
						|
								         typedef range_t*                   range_ptr;
							 | 
						|
								         typedef range_interface<T>          irange_t;
							 | 
						|
								         typedef irange_t*                 irange_ptr;
							 | 
						|
								         typedef typename range_t::cached_range_t cached_range_t;
							 | 
						|
								
							 | 
						|
								         generic_string_range_node(expression_ptr str_branch, range_t brange)
							 | 
						|
								         : initialised_(false),
							 | 
						|
								           branch_(str_branch),
							 | 
						|
								           branch_deletable_(branch_deletable(branch_)),
							 | 
						|
								           str_base_ptr_ (0),
							 | 
						|
								           str_range_ptr_(0),
							 | 
						|
								           base_range_(brange)
							 | 
						|
								         {
							 | 
						|
								            range_.n0_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            range_.n1_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            range_.cache.first  = range_.n0_c.second;
							 | 
						|
								            range_.cache.second = range_.n1_c.second;
							 | 
						|
								
							 | 
						|
								            if (is_generally_string_node(branch_))
							 | 
						|
								            {
							 | 
						|
								               str_base_ptr_ = dynamic_cast<str_base_ptr>(branch_);
							 | 
						|
								
							 | 
						|
								               if (0 == str_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str_range_ptr_ = dynamic_cast<irange_ptr>(branch_);
							 | 
						|
								
							 | 
						|
								               if (0 == str_range_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            initialised_ = (str_base_ptr_ && str_range_ptr_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~generic_string_range_node()
							 | 
						|
								         {
							 | 
						|
								            base_range_.free();
							 | 
						|
								
							 | 
						|
								            if (branch_ && branch_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete branch_;
							 | 
						|
								               branch_ = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (initialised_)
							 | 
						|
								            {
							 | 
						|
								               branch_->value();
							 | 
						|
								
							 | 
						|
								               std::size_t str_r0 = 0;
							 | 
						|
								               std::size_t str_r1 = 0;
							 | 
						|
								
							 | 
						|
								               std::size_t r0 = 0;
							 | 
						|
								               std::size_t r1 = 0;
							 | 
						|
								
							 | 
						|
								               range_t& range = str_range_ptr_->range_ref();
							 | 
						|
								
							 | 
						|
								               const std::size_t base_str_size = str_base_ptr_->size();
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    range      (str_r0,str_r1,base_str_size) &&
							 | 
						|
								                    base_range_(    r0,    r1,base_str_size)
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  const std::size_t size = (r1 - r0) + 1;
							 | 
						|
								
							 | 
						|
								                  range_.n1_c.second  = size - 1;
							 | 
						|
								                  range_.cache.second = range_.n1_c.second;
							 | 
						|
								
							 | 
						|
								                  value_.assign(str_base_ptr_->base() + str_r0 + r0, size);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return value_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return value_.data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return value_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return range_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return range_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strgenrange;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         bool               initialised_;
							 | 
						|
								         expression_ptr          branch_;
							 | 
						|
								         bool          branch_deletable_;
							 | 
						|
								         str_base_ptr      str_base_ptr_;
							 | 
						|
								         irange_ptr       str_range_ptr_;
							 | 
						|
								         mutable range_t     base_range_;
							 | 
						|
								         mutable range_t          range_;
							 | 
						|
								         mutable std::string      value_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class string_concat_node : public binary_node     <T>,
							 | 
						|
								                                 public string_base_node<T>,
							 | 
						|
								                                 public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>*  expression_ptr;
							 | 
						|
								         typedef stringvar_node  <T>* strvar_node_ptr;
							 | 
						|
								         typedef string_base_node<T>*    str_base_ptr;
							 | 
						|
								         typedef range_pack      <T>          range_t;
							 | 
						|
								         typedef range_t*                   range_ptr;
							 | 
						|
								         typedef range_interface<T>          irange_t;
							 | 
						|
								         typedef irange_t*                 irange_ptr;
							 | 
						|
								         typedef typename range_t::cached_range_t cached_range_t;
							 | 
						|
								
							 | 
						|
								         string_concat_node(const operator_type& opr,
							 | 
						|
								                            expression_ptr branch0,
							 | 
						|
								                            expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           initialised_(false),
							 | 
						|
								           str0_base_ptr_ (0),
							 | 
						|
								           str1_base_ptr_ (0),
							 | 
						|
								           str0_range_ptr_(0),
							 | 
						|
								           str1_range_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            range_.n0_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            range_.n1_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            range_.cache.first  = range_.n0_c.second;
							 | 
						|
								            range_.cache.second = range_.n1_c.second;
							 | 
						|
								
							 | 
						|
								            if (is_generally_string_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               str0_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str0_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str0_range_ptr_ = dynamic_cast<irange_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str0_range_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_generally_string_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               str1_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str1_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str1_range_ptr_ = dynamic_cast<irange_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str1_range_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            initialised_ = str0_base_ptr_  &&
							 | 
						|
								                           str1_base_ptr_  &&
							 | 
						|
								                           str0_range_ptr_ &&
							 | 
						|
								                           str1_range_ptr_ ;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (initialised_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               std::size_t str0_r0 = 0;
							 | 
						|
								               std::size_t str0_r1 = 0;
							 | 
						|
								
							 | 
						|
								               std::size_t str1_r0 = 0;
							 | 
						|
								               std::size_t str1_r1 = 0;
							 | 
						|
								
							 | 
						|
								               range_t& range0 = str0_range_ptr_->range_ref();
							 | 
						|
								               range_t& range1 = str1_range_ptr_->range_ref();
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    range0(str0_r0,str0_r1,str0_base_ptr_->size()) &&
							 | 
						|
								                    range1(str1_r0,str1_r1,str1_base_ptr_->size())
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  const std::size_t size0 = (str0_r1 - str0_r0) + 1;
							 | 
						|
								                  const std::size_t size1 = (str1_r1 - str1_r0) + 1;
							 | 
						|
								
							 | 
						|
								                  value_.assign(str0_base_ptr_->base() + str0_r0, size0);
							 | 
						|
								                  value_.append(str1_base_ptr_->base() + str1_r0, size1);
							 | 
						|
								
							 | 
						|
								                  range_.n1_c.second  = value_.size() - 1;
							 | 
						|
								                  range_.cache.second = range_.n1_c.second;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return value_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return value_.data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return value_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return range_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return range_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strconcat;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         bool initialised_;
							 | 
						|
								         str_base_ptr str0_base_ptr_;
							 | 
						|
								         str_base_ptr str1_base_ptr_;
							 | 
						|
								         irange_ptr   str0_range_ptr_;
							 | 
						|
								         irange_ptr   str1_range_ptr_;
							 | 
						|
								         mutable range_t     range_;
							 | 
						|
								         mutable std::string value_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class swap_string_node : public binary_node     <T>,
							 | 
						|
								                               public string_base_node<T>,
							 | 
						|
								                               public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>*  expression_ptr;
							 | 
						|
								         typedef stringvar_node  <T>* strvar_node_ptr;
							 | 
						|
								         typedef string_base_node<T>*    str_base_ptr;
							 | 
						|
								         typedef range_pack      <T>          range_t;
							 | 
						|
								         typedef range_t*                   range_ptr;
							 | 
						|
								         typedef range_interface<T>          irange_t;
							 | 
						|
								         typedef irange_t*                 irange_ptr;
							 | 
						|
								         typedef typename range_t::cached_range_t cached_range_t;
							 | 
						|
								
							 | 
						|
								         swap_string_node(expression_ptr branch0, expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(details::e_swap,branch0,branch1),
							 | 
						|
								           initialised_(false),
							 | 
						|
								           str0_node_ptr_(0),
							 | 
						|
								           str1_node_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_string_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               str0_node_ptr_ = static_cast<strvar_node_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_string_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               str1_node_ptr_ = static_cast<strvar_node_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            initialised_ = (str0_node_ptr_ && str1_node_ptr_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (initialised_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               std::swap(str0_node_ptr_->ref(),str1_node_ptr_->ref());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->str();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return str0_node_ptr_->base();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->range_ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->range_ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strswap;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         bool initialised_;
							 | 
						|
								         strvar_node_ptr str0_node_ptr_;
							 | 
						|
								         strvar_node_ptr str1_node_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class stringvar_size_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         static std::string null_value;
							 | 
						|
								
							 | 
						|
								         explicit stringvar_size_node()
							 | 
						|
								         : value_(&null_value)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         explicit stringvar_size_node(std::string& v)
							 | 
						|
								         : value_(&v)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return T((*value_).size());
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_stringvarsize;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::string* value_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      std::string stringvar_size_node<T>::null_value = std::string("");
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class string_size_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>* expression_ptr;
							 | 
						|
								         typedef string_base_node<T>*   str_base_ptr;
							 | 
						|
								
							 | 
						|
								         string_size_node(expression_ptr brnch)
							 | 
						|
								         : branch_(brnch),
							 | 
						|
								           branch_deletable_(branch_deletable(branch_)),
							 | 
						|
								           str_base_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_generally_string_node(branch_))
							 | 
						|
								            {
							 | 
						|
								               str_base_ptr_ = dynamic_cast<str_base_ptr>(branch_);
							 | 
						|
								
							 | 
						|
								               if (0 == str_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~string_size_node()
							 | 
						|
								         {
							 | 
						|
								            if (branch_ && branch_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete branch_;
							 | 
						|
								               branch_ = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								
							 | 
						|
								            if (str_base_ptr_)
							 | 
						|
								            {
							 | 
						|
								               branch_->value();
							 | 
						|
								               result = T(str_base_ptr_->size());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_stringsize;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         expression_ptr branch_;
							 | 
						|
								         bool branch_deletable_;
							 | 
						|
								         str_base_ptr str_base_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct asn_assignment
							 | 
						|
								      {
							 | 
						|
								         static inline void execute(std::string& s, const char* data, const std::size_t size)
							 | 
						|
								         { s.assign(data,size); }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct asn_addassignment
							 | 
						|
								      {
							 | 
						|
								         static inline void execute(std::string& s, const char* data, const std::size_t size)
							 | 
						|
								         { s.append(data,size); }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename AssignmentProcess = asn_assignment>
							 | 
						|
								      class assignment_string_node : public binary_node     <T>,
							 | 
						|
								                                     public string_base_node<T>,
							 | 
						|
								                                     public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>*  expression_ptr;
							 | 
						|
								         typedef stringvar_node  <T>* strvar_node_ptr;
							 | 
						|
								         typedef string_base_node<T>*    str_base_ptr;
							 | 
						|
								         typedef range_pack      <T>          range_t;
							 | 
						|
								         typedef range_t*                   range_ptr;
							 | 
						|
								         typedef range_interface<T>          irange_t;
							 | 
						|
								         typedef irange_t*                 irange_ptr;
							 | 
						|
								         typedef typename range_t::cached_range_t cached_range_t;
							 | 
						|
								
							 | 
						|
								         assignment_string_node(const operator_type& opr,
							 | 
						|
								                                expression_ptr branch0,
							 | 
						|
								                                expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           initialised_(false),
							 | 
						|
								           str0_base_ptr_ (0),
							 | 
						|
								           str1_base_ptr_ (0),
							 | 
						|
								           str0_node_ptr_ (0),
							 | 
						|
								           str1_range_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_string_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               str0_node_ptr_ = static_cast<strvar_node_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               str0_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_generally_string_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               str1_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str1_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               irange_ptr range_ptr = dynamic_cast<irange_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == range_ptr)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str1_range_ptr_ = &(range_ptr->range_ref());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            initialised_ = str0_base_ptr_  &&
							 | 
						|
								                           str1_base_ptr_  &&
							 | 
						|
								                           str0_node_ptr_  &&
							 | 
						|
								                           str1_range_ptr_ ;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (initialised_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               std::size_t r0 = 0;
							 | 
						|
								               std::size_t r1 = 0;
							 | 
						|
								
							 | 
						|
								               range_t& range = (*str1_range_ptr_);
							 | 
						|
								
							 | 
						|
								               if (range(r0,r1,str1_base_ptr_->size()))
							 | 
						|
								               {
							 | 
						|
								                  AssignmentProcess::execute(str0_node_ptr_->ref(),
							 | 
						|
								                                             str1_base_ptr_->base() + r0,
							 | 
						|
								                                             (r1 - r0) + 1);
							 | 
						|
								
							 | 
						|
								                  binary_node<T>::branch_[0].first->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->str();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return str0_node_ptr_->base();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->range_ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->range_ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         bool            initialised_;
							 | 
						|
								         str_base_ptr    str0_base_ptr_;
							 | 
						|
								         str_base_ptr    str1_base_ptr_;
							 | 
						|
								         strvar_node_ptr str0_node_ptr_;
							 | 
						|
								         range_ptr       str1_range_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename AssignmentProcess = asn_assignment>
							 | 
						|
								      class assignment_string_range_node : public binary_node     <T>,
							 | 
						|
								                                           public string_base_node<T>,
							 | 
						|
								                                           public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>*  expression_ptr;
							 | 
						|
								         typedef stringvar_node  <T>* strvar_node_ptr;
							 | 
						|
								         typedef string_base_node<T>*    str_base_ptr;
							 | 
						|
								         typedef range_pack      <T>          range_t;
							 | 
						|
								         typedef range_t*                   range_ptr;
							 | 
						|
								         typedef range_interface<T>          irange_t;
							 | 
						|
								         typedef irange_t*                 irange_ptr;
							 | 
						|
								         typedef typename range_t::cached_range_t cached_range_t;
							 | 
						|
								
							 | 
						|
								         assignment_string_range_node(const operator_type& opr,
							 | 
						|
								                                      expression_ptr branch0,
							 | 
						|
								                                      expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           initialised_(false),
							 | 
						|
								           str0_base_ptr_ (0),
							 | 
						|
								           str1_base_ptr_ (0),
							 | 
						|
								           str0_node_ptr_ (0),
							 | 
						|
								           str0_range_ptr_(0),
							 | 
						|
								           str1_range_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_string_range_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               str0_node_ptr_ = static_cast<strvar_node_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               str0_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               irange_ptr range_ptr = dynamic_cast<irange_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               if (0 == range_ptr)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str0_range_ptr_ = &(range_ptr->range_ref());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_generally_string_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               str1_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str1_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               irange_ptr range_ptr = dynamic_cast<irange_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == range_ptr)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str1_range_ptr_ = &(range_ptr->range_ref());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            initialised_ = str0_base_ptr_  &&
							 | 
						|
								                           str1_base_ptr_  &&
							 | 
						|
								                           str0_node_ptr_  &&
							 | 
						|
								                           str0_range_ptr_ &&
							 | 
						|
								                           str1_range_ptr_ ;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (initialised_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               std::size_t s0_r0 = 0;
							 | 
						|
								               std::size_t s0_r1 = 0;
							 | 
						|
								
							 | 
						|
								               std::size_t s1_r0 = 0;
							 | 
						|
								               std::size_t s1_r1 = 0;
							 | 
						|
								
							 | 
						|
								               range_t& range0 = (*str0_range_ptr_);
							 | 
						|
								               range_t& range1 = (*str1_range_ptr_);
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    range0(s0_r0,s0_r1,str0_base_ptr_->size()) &&
							 | 
						|
								                    range1(s1_r0,s1_r1,str1_base_ptr_->size())
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  std::size_t size = std::min((s0_r1 - s0_r0),(s1_r1 - s1_r0)) + 1;
							 | 
						|
								
							 | 
						|
								                  std::copy(str1_base_ptr_->base() + s1_r0,
							 | 
						|
								                            str1_base_ptr_->base() + s1_r0 + size,
							 | 
						|
								                            const_cast<char*>(base() + s0_r0));
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->str();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return str0_node_ptr_->base();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->range_ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return str0_node_ptr_->range_ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         bool            initialised_;
							 | 
						|
								         str_base_ptr    str0_base_ptr_;
							 | 
						|
								         str_base_ptr    str1_base_ptr_;
							 | 
						|
								         strvar_node_ptr str0_node_ptr_;
							 | 
						|
								         range_ptr       str0_range_ptr_;
							 | 
						|
								         range_ptr       str1_range_ptr_;
							 | 
						|
								      };
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      template <typename T, std::size_t N>
							 | 
						|
								      inline T axn(T a, T x)
							 | 
						|
								      {
							 | 
						|
								         // a*x^n
							 | 
						|
								         return a * exprtk::details::numeric::fast_exp<T,N>::result(x);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T, std::size_t N>
							 | 
						|
								      inline T axnb(T a, T x, T b)
							 | 
						|
								      {
							 | 
						|
								         // a*x^n+b
							 | 
						|
								         return a * exprtk::details::numeric::fast_exp<T,N>::result(x) + b;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct sf_base
							 | 
						|
								      {
							 | 
						|
								         typedef typename details::functor_t<T>::Type Type;
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::qfunc_t quaternary_functor_t;
							 | 
						|
								         typedef typename functor_t::tfunc_t    trinary_functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t     binary_functor_t;
							 | 
						|
								         typedef typename functor_t::ufunc_t      unary_functor_t;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #define define_sfop3(NN,OP0,OP1)                   \
							 | 
						|
								      template <typename T>                              \
							 | 
						|
								      struct sf##NN##_op : public sf_base<T>             \
							 | 
						|
								      {                                                  \
							 | 
						|
								         typedef typename sf_base<T>::Type Type;         \
							 | 
						|
								         static inline T process(Type x, Type y, Type z) \
							 | 
						|
								         {                                               \
							 | 
						|
								            return (OP0);                                \
							 | 
						|
								         }                                               \
							 | 
						|
								         static inline std::string id()                  \
							 | 
						|
								         {                                               \
							 | 
						|
								            return OP1;                                  \
							 | 
						|
								         }                                               \
							 | 
						|
								      };                                                 \
							 | 
						|
								
							 | 
						|
								      define_sfop3(00,(x + y) / z       ,"(t+t)/t")
							 | 
						|
								      define_sfop3(01,(x + y) * z       ,"(t+t)*t")
							 | 
						|
								      define_sfop3(02,(x + y) - z       ,"(t+t)-t")
							 | 
						|
								      define_sfop3(03,(x + y) + z       ,"(t+t)+t")
							 | 
						|
								      define_sfop3(04,(x - y) + z       ,"(t-t)+t")
							 | 
						|
								      define_sfop3(05,(x - y) / z       ,"(t-t)/t")
							 | 
						|
								      define_sfop3(06,(x - y) * z       ,"(t-t)*t")
							 | 
						|
								      define_sfop3(07,(x * y) + z       ,"(t*t)+t")
							 | 
						|
								      define_sfop3(08,(x * y) - z       ,"(t*t)-t")
							 | 
						|
								      define_sfop3(09,(x * y) / z       ,"(t*t)/t")
							 | 
						|
								      define_sfop3(10,(x * y) * z       ,"(t*t)*t")
							 | 
						|
								      define_sfop3(11,(x / y) + z       ,"(t/t)+t")
							 | 
						|
								      define_sfop3(12,(x / y) - z       ,"(t/t)-t")
							 | 
						|
								      define_sfop3(13,(x / y) / z       ,"(t/t)/t")
							 | 
						|
								      define_sfop3(14,(x / y) * z       ,"(t/t)*t")
							 | 
						|
								      define_sfop3(15,x / (y + z)       ,"t/(t+t)")
							 | 
						|
								      define_sfop3(16,x / (y - z)       ,"t/(t-t)")
							 | 
						|
								      define_sfop3(17,x / (y * z)       ,"t/(t*t)")
							 | 
						|
								      define_sfop3(18,x / (y / z)       ,"t/(t/t)")
							 | 
						|
								      define_sfop3(19,x * (y + z)       ,"t*(t+t)")
							 | 
						|
								      define_sfop3(20,x * (y - z)       ,"t*(t-t)")
							 | 
						|
								      define_sfop3(21,x * (y * z)       ,"t*(t*t)")
							 | 
						|
								      define_sfop3(22,x * (y / z)       ,"t*(t/t)")
							 | 
						|
								      define_sfop3(23,x - (y + z)       ,"t-(t+t)")
							 | 
						|
								      define_sfop3(24,x - (y - z)       ,"t-(t-t)")
							 | 
						|
								      define_sfop3(25,x - (y / z)       ,"t-(t/t)")
							 | 
						|
								      define_sfop3(26,x - (y * z)       ,"t-(t*t)")
							 | 
						|
								      define_sfop3(27,x + (y * z)       ,"t+(t*t)")
							 | 
						|
								      define_sfop3(28,x + (y / z)       ,"t+(t/t)")
							 | 
						|
								      define_sfop3(29,x + (y + z)       ,"t+(t+t)")
							 | 
						|
								      define_sfop3(30,x + (y - z)       ,"t+(t-t)")
							 | 
						|
								      define_sfop3(31,(axnb<T,2>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(32,(axnb<T,3>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(33,(axnb<T,4>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(34,(axnb<T,5>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(35,(axnb<T,6>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(36,(axnb<T,7>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(37,(axnb<T,8>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(38,(axnb<T,9>(x,y,z)),"       ")
							 | 
						|
								      define_sfop3(39,x * numeric::log(y)   + z,"")
							 | 
						|
								      define_sfop3(40,x * numeric::log(y)   - z,"")
							 | 
						|
								      define_sfop3(41,x * numeric::log10(y) + z,"")
							 | 
						|
								      define_sfop3(42,x * numeric::log10(y) - z,"")
							 | 
						|
								      define_sfop3(43,x * numeric::sin(y) + z  ,"")
							 | 
						|
								      define_sfop3(44,x * numeric::sin(y) - z  ,"")
							 | 
						|
								      define_sfop3(45,x * numeric::cos(y) + z  ,"")
							 | 
						|
								      define_sfop3(46,x * numeric::cos(y) - z  ,"")
							 | 
						|
								      define_sfop3(47,details::is_true(x) ? y : z,"")
							 | 
						|
								
							 | 
						|
								      #define define_sfop4(NN,OP0,OP1)                           \
							 | 
						|
								      template <typename T>                                      \
							 | 
						|
								      struct sf##NN##_op : public sf_base<T>                     \
							 | 
						|
								      {                                                          \
							 | 
						|
								         typedef typename sf_base<T>::Type Type;                 \
							 | 
						|
								         static inline T process(Type x, Type y, Type z, Type w) \
							 | 
						|
								         {                                                       \
							 | 
						|
								            return (OP0);                                        \
							 | 
						|
								         }                                                       \
							 | 
						|
								         static inline std::string id() { return OP1; }          \
							 | 
						|
								      };                                                         \
							 | 
						|
								
							 | 
						|
								      define_sfop4(48,(x + ((y + z) / w)),"t+((t+t)/t)")
							 | 
						|
								      define_sfop4(49,(x + ((y + z) * w)),"t+((t+t)*t)")
							 | 
						|
								      define_sfop4(50,(x + ((y - z) / w)),"t+((t-t)/t)")
							 | 
						|
								      define_sfop4(51,(x + ((y - z) * w)),"t+((t-t)*t)")
							 | 
						|
								      define_sfop4(52,(x + ((y * z) / w)),"t+((t*t)/t)")
							 | 
						|
								      define_sfop4(53,(x + ((y * z) * w)),"t+((t*t)*t)")
							 | 
						|
								      define_sfop4(54,(x + ((y / z) + w)),"t+((t/t)+t)")
							 | 
						|
								      define_sfop4(55,(x + ((y / z) / w)),"t+((t/t)/t)")
							 | 
						|
								      define_sfop4(56,(x + ((y / z) * w)),"t+((t/t)*t)")
							 | 
						|
								      define_sfop4(57,(x - ((y + z) / w)),"t-((t+t)/t)")
							 | 
						|
								      define_sfop4(58,(x - ((y + z) * w)),"t-((t+t)*t)")
							 | 
						|
								      define_sfop4(59,(x - ((y - z) / w)),"t-((t-t)/t)")
							 | 
						|
								      define_sfop4(60,(x - ((y - z) * w)),"t-((t-t)*t)")
							 | 
						|
								      define_sfop4(61,(x - ((y * z) / w)),"t-((t*t)/t)")
							 | 
						|
								      define_sfop4(62,(x - ((y * z) * w)),"t-((t*t)*t)")
							 | 
						|
								      define_sfop4(63,(x - ((y / z) / w)),"t-((t/t)/t)")
							 | 
						|
								      define_sfop4(64,(x - ((y / z) * w)),"t-((t/t)*t)")
							 | 
						|
								      define_sfop4(65,(((x + y) * z) - w),"((t+t)*t)-t")
							 | 
						|
								      define_sfop4(66,(((x - y) * z) - w),"((t-t)*t)-t")
							 | 
						|
								      define_sfop4(67,(((x * y) * z) - w),"((t*t)*t)-t")
							 | 
						|
								      define_sfop4(68,(((x / y) * z) - w),"((t/t)*t)-t")
							 | 
						|
								      define_sfop4(69,(((x + y) / z) - w),"((t+t)/t)-t")
							 | 
						|
								      define_sfop4(70,(((x - y) / z) - w),"((t-t)/t)-t")
							 | 
						|
								      define_sfop4(71,(((x * y) / z) - w),"((t*t)/t)-t")
							 | 
						|
								      define_sfop4(72,(((x / y) / z) - w),"((t/t)/t)-t")
							 | 
						|
								      define_sfop4(73,((x * y) + (z * w)),"(t*t)+(t*t)")
							 | 
						|
								      define_sfop4(74,((x * y) - (z * w)),"(t*t)-(t*t)")
							 | 
						|
								      define_sfop4(75,((x * y) + (z / w)),"(t*t)+(t/t)")
							 | 
						|
								      define_sfop4(76,((x * y) - (z / w)),"(t*t)-(t/t)")
							 | 
						|
								      define_sfop4(77,((x / y) + (z / w)),"(t/t)+(t/t)")
							 | 
						|
								      define_sfop4(78,((x / y) - (z / w)),"(t/t)-(t/t)")
							 | 
						|
								      define_sfop4(79,((x / y) - (z * w)),"(t/t)-(t*t)")
							 | 
						|
								      define_sfop4(80,(x / (y + (z * w))),"t/(t+(t*t))")
							 | 
						|
								      define_sfop4(81,(x / (y - (z * w))),"t/(t-(t*t))")
							 | 
						|
								      define_sfop4(82,(x * (y + (z * w))),"t*(t+(t*t))")
							 | 
						|
								      define_sfop4(83,(x * (y - (z * w))),"t*(t-(t*t))")
							 | 
						|
								
							 | 
						|
								      define_sfop4(84,(axn<T,2>(x,y) + axn<T,2>(z,w)),"")
							 | 
						|
								      define_sfop4(85,(axn<T,3>(x,y) + axn<T,3>(z,w)),"")
							 | 
						|
								      define_sfop4(86,(axn<T,4>(x,y) + axn<T,4>(z,w)),"")
							 | 
						|
								      define_sfop4(87,(axn<T,5>(x,y) + axn<T,5>(z,w)),"")
							 | 
						|
								      define_sfop4(88,(axn<T,6>(x,y) + axn<T,6>(z,w)),"")
							 | 
						|
								      define_sfop4(89,(axn<T,7>(x,y) + axn<T,7>(z,w)),"")
							 | 
						|
								      define_sfop4(90,(axn<T,8>(x,y) + axn<T,8>(z,w)),"")
							 | 
						|
								      define_sfop4(91,(axn<T,9>(x,y) + axn<T,9>(z,w)),"")
							 | 
						|
								      define_sfop4(92,((details::is_true(x) && details::is_true(y)) ? z : w),"")
							 | 
						|
								      define_sfop4(93,((details::is_true(x) || details::is_true(y)) ? z : w),"")
							 | 
						|
								      define_sfop4(94,((x <  y) ? z : w),"")
							 | 
						|
								      define_sfop4(95,((x <= y) ? z : w),"")
							 | 
						|
								      define_sfop4(96,((x >  y) ? z : w),"")
							 | 
						|
								      define_sfop4(97,((x >= y) ? z : w),"")
							 | 
						|
								      define_sfop4(98,(details::is_true(numeric::equal(x,y)) ? z : w),"")
							 | 
						|
								      define_sfop4(99,(x * numeric::sin(y) + z * numeric::cos(w)),"")
							 | 
						|
								
							 | 
						|
								      define_sfop4(ext00,((x + y) - (z * w)),"(t+t)-(t*t)")
							 | 
						|
								      define_sfop4(ext01,((x + y) - (z / w)),"(t+t)-(t/t)")
							 | 
						|
								      define_sfop4(ext02,((x + y) + (z * w)),"(t+t)+(t*t)")
							 | 
						|
								      define_sfop4(ext03,((x + y) + (z / w)),"(t+t)+(t/t)")
							 | 
						|
								      define_sfop4(ext04,((x - y) + (z * w)),"(t-t)+(t*t)")
							 | 
						|
								      define_sfop4(ext05,((x - y) + (z / w)),"(t-t)+(t/t)")
							 | 
						|
								      define_sfop4(ext06,((x - y) - (z * w)),"(t-t)-(t*t)")
							 | 
						|
								      define_sfop4(ext07,((x - y) - (z / w)),"(t-t)-(t/t)")
							 | 
						|
								      define_sfop4(ext08,((x + y) - (z - w)),"(t+t)-(t-t)")
							 | 
						|
								      define_sfop4(ext09,((x + y) + (z - w)),"(t+t)+(t-t)")
							 | 
						|
								      define_sfop4(ext10,((x + y) * (z - w)),"(t+t)*(t-t)")
							 | 
						|
								      define_sfop4(ext11,((x + y) / (z - w)),"(t+t)/(t-t)")
							 | 
						|
								      define_sfop4(ext12,((x - y) - (z + w)),"(t-t)-(t+t)")
							 | 
						|
								      define_sfop4(ext13,((x - y) + (z + w)),"(t-t)+(t+t)")
							 | 
						|
								      define_sfop4(ext14,((x - y) * (z + w)),"(t-t)*(t+t)")
							 | 
						|
								      define_sfop4(ext15,((x - y) / (z + w)),"(t-t)/(t+t)")
							 | 
						|
								      define_sfop4(ext16,((x * y) - (z + w)),"(t*t)-(t+t)")
							 | 
						|
								      define_sfop4(ext17,((x / y) - (z + w)),"(t/t)-(t+t)")
							 | 
						|
								      define_sfop4(ext18,((x * y) + (z + w)),"(t*t)+(t+t)")
							 | 
						|
								      define_sfop4(ext19,((x / y) + (z + w)),"(t/t)+(t+t)")
							 | 
						|
								      define_sfop4(ext20,((x * y) + (z - w)),"(t*t)+(t-t)")
							 | 
						|
								      define_sfop4(ext21,((x / y) + (z - w)),"(t/t)+(t-t)")
							 | 
						|
								      define_sfop4(ext22,((x * y) - (z - w)),"(t*t)-(t-t)")
							 | 
						|
								      define_sfop4(ext23,((x / y) - (z - w)),"(t/t)-(t-t)")
							 | 
						|
								      define_sfop4(ext24,((x + y) * (z * w)),"(t+t)*(t*t)")
							 | 
						|
								      define_sfop4(ext25,((x + y) * (z / w)),"(t+t)*(t/t)")
							 | 
						|
								      define_sfop4(ext26,((x + y) / (z * w)),"(t+t)/(t*t)")
							 | 
						|
								      define_sfop4(ext27,((x + y) / (z / w)),"(t+t)/(t/t)")
							 | 
						|
								      define_sfop4(ext28,((x - y) / (z * w)),"(t-t)/(t*t)")
							 | 
						|
								      define_sfop4(ext29,((x - y) / (z / w)),"(t-t)/(t/t)")
							 | 
						|
								      define_sfop4(ext30,((x - y) * (z * w)),"(t-t)*(t*t)")
							 | 
						|
								      define_sfop4(ext31,((x - y) * (z / w)),"(t-t)*(t/t)")
							 | 
						|
								      define_sfop4(ext32,((x * y) * (z + w)),"(t*t)*(t+t)")
							 | 
						|
								      define_sfop4(ext33,((x / y) * (z + w)),"(t/t)*(t+t)")
							 | 
						|
								      define_sfop4(ext34,((x * y) / (z + w)),"(t*t)/(t+t)")
							 | 
						|
								      define_sfop4(ext35,((x / y) / (z + w)),"(t/t)/(t+t)")
							 | 
						|
								      define_sfop4(ext36,((x * y) / (z - w)),"(t*t)/(t-t)")
							 | 
						|
								      define_sfop4(ext37,((x / y) / (z - w)),"(t/t)/(t-t)")
							 | 
						|
								      define_sfop4(ext38,((x * y) * (z - w)),"(t*t)*(t-t)")
							 | 
						|
								      define_sfop4(ext39,((x * y) / (z * w)),"(t*t)/(t*t)")
							 | 
						|
								      define_sfop4(ext40,((x / y) * (z / w)),"(t/t)*(t/t)")
							 | 
						|
								      define_sfop4(ext41,((x / y) * (z - w)),"(t/t)*(t-t)")
							 | 
						|
								      define_sfop4(ext42,((x * y) * (z * w)),"(t*t)*(t*t)")
							 | 
						|
								      define_sfop4(ext43,(x + (y * (z / w))),"t+(t*(t/t))")
							 | 
						|
								      define_sfop4(ext44,(x - (y * (z / w))),"t-(t*(t/t))")
							 | 
						|
								      define_sfop4(ext45,(x + (y / (z * w))),"t+(t/(t*t))")
							 | 
						|
								      define_sfop4(ext46,(x - (y / (z * w))),"t-(t/(t*t))")
							 | 
						|
								      define_sfop4(ext47,(((x - y) - z) * w),"((t-t)-t)*t")
							 | 
						|
								      define_sfop4(ext48,(((x - y) - z) / w),"((t-t)-t)/t")
							 | 
						|
								      define_sfop4(ext49,(((x - y) + z) * w),"((t-t)+t)*t")
							 | 
						|
								      define_sfop4(ext50,(((x - y) + z) / w),"((t-t)+t)/t")
							 | 
						|
								      define_sfop4(ext51,((x + (y - z)) * w),"(t+(t-t))*t")
							 | 
						|
								      define_sfop4(ext52,((x + (y - z)) / w),"(t+(t-t))/t")
							 | 
						|
								      define_sfop4(ext53,((x + y) / (z + w)),"(t+t)/(t+t)")
							 | 
						|
								      define_sfop4(ext54,((x - y) / (z - w)),"(t-t)/(t-t)")
							 | 
						|
								      define_sfop4(ext55,((x + y) * (z + w)),"(t+t)*(t+t)")
							 | 
						|
								      define_sfop4(ext56,((x - y) * (z - w)),"(t-t)*(t-t)")
							 | 
						|
								      define_sfop4(ext57,((x - y) + (z - w)),"(t-t)+(t-t)")
							 | 
						|
								      define_sfop4(ext58,((x - y) - (z - w)),"(t-t)-(t-t)")
							 | 
						|
								      define_sfop4(ext59,((x / y) + (z * w)),"(t/t)+(t*t)")
							 | 
						|
								
							 | 
						|
								      #undef define_sfop3
							 | 
						|
								      #undef define_sfop4
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SpecialFunction>
							 | 
						|
								      class sf3_node : public trinary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         sf3_node(const operator_type& opr,
							 | 
						|
								                  expression_ptr branch0,
							 | 
						|
								                  expression_ptr branch1,
							 | 
						|
								                  expression_ptr branch2)
							 | 
						|
								         : trinary_node<T>(opr,branch0,branch1,branch2)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T x = trinary_node<T>::branch_[0].first->value();
							 | 
						|
								            const T y = trinary_node<T>::branch_[1].first->value();
							 | 
						|
								            const T z = trinary_node<T>::branch_[2].first->value();
							 | 
						|
								
							 | 
						|
								            return SpecialFunction::process(x,y,z);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SpecialFunction>
							 | 
						|
								      class sf4_node : public quaternary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         sf4_node(const operator_type& opr,
							 | 
						|
								                  expression_ptr branch0,
							 | 
						|
								                  expression_ptr branch1,
							 | 
						|
								                  expression_ptr branch2,
							 | 
						|
								                  expression_ptr branch3)
							 | 
						|
								         : quaternary_node<T>(opr,branch0,branch1,branch2,branch3)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            const T x = quaternary_node<T>::branch_[0].first->value();
							 | 
						|
								            const T y = quaternary_node<T>::branch_[1].first->value();
							 | 
						|
								            const T z = quaternary_node<T>::branch_[2].first->value();
							 | 
						|
								            const T w = quaternary_node<T>::branch_[3].first->value();
							 | 
						|
								
							 | 
						|
								            return SpecialFunction::process(x,y,z,w);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SpecialFunction>
							 | 
						|
								      class sf3_var_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         sf3_var_node(const T& v0, const T& v1, const T& v2)
							 | 
						|
								         : v0_(v0),
							 | 
						|
								           v1_(v1),
							 | 
						|
								           v2_(v2)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return SpecialFunction::process(v0_,v1_,v2_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_trinary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         sf3_var_node(sf3_var_node<T,SpecialFunction>&);
							 | 
						|
								         sf3_var_node<T,SpecialFunction>& operator=(sf3_var_node<T,SpecialFunction>&);
							 | 
						|
								
							 | 
						|
								         const T& v0_;
							 | 
						|
								         const T& v1_;
							 | 
						|
								         const T& v2_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SpecialFunction>
							 | 
						|
								      class sf4_var_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         sf4_var_node(const T& v0, const T& v1, const T& v2, const T& v3)
							 | 
						|
								         : v0_(v0),
							 | 
						|
								           v1_(v1),
							 | 
						|
								           v2_(v2),
							 | 
						|
								           v3_(v3)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return SpecialFunction::process(v0_,v1_,v2_,v3_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_trinary;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         sf4_var_node(sf4_var_node<T,SpecialFunction>&);
							 | 
						|
								         sf4_var_node<T,SpecialFunction>& operator=(sf4_var_node<T,SpecialFunction>&);
							 | 
						|
								
							 | 
						|
								         const T& v0_;
							 | 
						|
								         const T& v1_;
							 | 
						|
								         const T& v2_;
							 | 
						|
								         const T& v3_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename VarArgFunction>
							 | 
						|
								      class vararg_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         vararg_node(const Sequence<expression_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            arg_list_.resize(arg_list.size());
							 | 
						|
								            delete_branch_.resize(arg_list.size());
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list[i])
							 | 
						|
								               {
							 | 
						|
								                       arg_list_[i] = arg_list[i];
							 | 
						|
								                  delete_branch_[i] = static_cast<unsigned char>(branch_deletable(arg_list_[i]) ? 1 : 0);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  arg_list_.clear();
							 | 
						|
								                  delete_branch_.clear();
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vararg_node()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < arg_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list_[i] && delete_branch_[i])
							 | 
						|
								               {
							 | 
						|
								                  delete arg_list_[i];
							 | 
						|
								                  arg_list_[i] = 0;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (!arg_list_.empty())
							 | 
						|
								               return VarArgFunction::process(arg_list_);
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vararg;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::vector<expression_ptr> arg_list_;
							 | 
						|
								         std::vector<unsigned char> delete_branch_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename VarArgFunction>
							 | 
						|
								      class vararg_varnode : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         vararg_varnode(const Sequence<expression_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            arg_list_.resize(arg_list.size());
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list[i] && is_variable_node(arg_list[i]))
							 | 
						|
								               {
							 | 
						|
								                  variable_node<T>* var_node_ptr = static_cast<variable_node<T>*>(arg_list[i]);
							 | 
						|
								                  arg_list_[i] = (&var_node_ptr->ref());
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  arg_list_.clear();
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (!arg_list_.empty())
							 | 
						|
								               return VarArgFunction::process(arg_list_);
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vararg;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::vector<const T*> arg_list_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename VecFunction>
							 | 
						|
								      class vectorize_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         vectorize_node(const expression_ptr v)
							 | 
						|
								         : ivec_ptr_(0),
							 | 
						|
								           v_(v),
							 | 
						|
								           v_deletable_(branch_deletable(v_))
							 | 
						|
								         {
							 | 
						|
								            if (is_ivector_node(v))
							 | 
						|
								            {
							 | 
						|
								               ivec_ptr_ = dynamic_cast<vector_interface<T>*>(v);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               ivec_ptr_ = 0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vectorize_node()
							 | 
						|
								         {
							 | 
						|
								            if (v_ && v_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete v_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (ivec_ptr_)
							 | 
						|
								            {
							 | 
						|
								               v_->value();
							 | 
						|
								               return VecFunction::process(ivec_ptr_);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecfunc;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_interface<T>* ivec_ptr_;
							 | 
						|
								         expression_ptr v_;
							 | 
						|
								         bool v_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class assignment_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_node(const operator_type& opr,
							 | 
						|
								                         expression_ptr branch0,
							 | 
						|
								                         expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           var_node_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_variable_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               var_node_ptr_ = static_cast<variable_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (var_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               T& result = var_node_ptr_->ref();
							 | 
						|
								               result = binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         variable_node<T>* var_node_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class assignment_vec_elem_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_vec_elem_node(const operator_type& opr,
							 | 
						|
								                                  expression_ptr branch0,
							 | 
						|
								                                  expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec_node_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_elem_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec_node_ptr_ = static_cast<vector_elem_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               T& result = vec_node_ptr_->ref();
							 | 
						|
								               result = binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_elem_node<T>* vec_node_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class assignment_vec_node : public binary_node<T>,
							 | 
						|
								                                  public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef vector_node<T>*    vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_vec_node(const operator_type& opr,
							 | 
						|
								                             expression_ptr branch0,
							 | 
						|
								                             expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec_node_ptr_(0),
							 | 
						|
								           vec_size_    (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								               vec_size_     = vec_node_ptr_->ref().size();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec_hldr = vec_node_ptr_->ref();
							 | 
						|
								               const T v = binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  (*vec_hldr[i]) = v;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return vec_node_ptr_->value();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvalass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class assignment_vecvec_node : public binary_node<T>,
							 | 
						|
								                                     public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_vecvec_node(const operator_type& opr,
							 | 
						|
								                                expression_ptr branch0,
							 | 
						|
								                                expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec1_node_ptr_(0),
							 | 
						|
								           vec_size_     (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec0_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vec1_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec1_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vec_size_ = std::min(vec0_node_ptr_->ref().size(),
							 | 
						|
								                                    vec1_node_ptr_->ref().size());
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  (*vec0[i]) = (*vec1[i]);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return vec0_node_ptr_->value();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvecass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec0_node_ptr_;
							 | 
						|
								         vector_node<T>* vec1_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class assignment_op_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_op_node(const operator_type& opr,
							 | 
						|
								                            expression_ptr branch0,
							 | 
						|
								                            expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           var_node_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_variable_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               var_node_ptr_ = static_cast<variable_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (var_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               T& v = var_node_ptr_->ref();
							 | 
						|
								               v = Operation::process(v,binary_node<T>::branch_[1].first->value());
							 | 
						|
								
							 | 
						|
								               return v;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         variable_node<T>* var_node_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class assignment_vec_elem_op_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_vec_elem_op_node(const operator_type& opr,
							 | 
						|
								                                     expression_ptr branch0,
							 | 
						|
								                                     expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec_node_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_elem_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec_node_ptr_ = static_cast<vector_elem_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               T& v = vec_node_ptr_->ref();
							 | 
						|
								                  v = Operation::process(v,binary_node<T>::branch_[1].first->value());
							 | 
						|
								
							 | 
						|
								               return v;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_elem_node<T>* vec_node_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class assignment_vec_op_node : public binary_node<T>,
							 | 
						|
								                                     public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_vec_op_node(const operator_type& opr,
							 | 
						|
								                                expression_ptr branch0,
							 | 
						|
								                                expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec_node_ptr_(0),
							 | 
						|
								           vec_size_    (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								               vec_size_     = vec_node_ptr_->ref().size();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec_hldr = vec_node_ptr_->ref();
							 | 
						|
								               const T v = binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  T& vec_i = *vec_hldr[i];
							 | 
						|
								                     vec_i = Operation::process(vec_i,v);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return vec_node_ptr_->value();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecopvalass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class assignment_vecvec_op_node : public binary_node<T>,
							 | 
						|
								                                        public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         assignment_vecvec_op_node(const operator_type& opr,
							 | 
						|
								                                expression_ptr branch0,
							 | 
						|
								                                expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec1_node_ptr_(0),
							 | 
						|
								           vec_size_     (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec0_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vec1_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec1_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vec_size_ = std::min(vec0_node_ptr_->ref().size(),
							 | 
						|
								                                    vec1_node_ptr_->ref().size());
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  T& vec0_i = *vec0[i];
							 | 
						|
								                  T& vec1_i = *vec1[i];
							 | 
						|
								                  vec0_i = Operation::process(vec0_i,vec1_i);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return vec0_node_ptr_->value();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecopvecass;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec0_node_ptr_;
							 | 
						|
								         vector_node<T>* vec1_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class eqineq_vecvec_node : public binary_node<T>,
							 | 
						|
								                                 public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*  expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         eqineq_vecvec_node(const operator_type& opr,
							 | 
						|
								                            expression_ptr branch0,
							 | 
						|
								                            expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec1_node_ptr_(0),
							 | 
						|
								           vec_size_     (0)
							 | 
						|
								         {
							 | 
						|
								
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec0_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[0].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec0_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vec1_node_ptr_ = static_cast<vector_node<T>*>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec1_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vec_size_ = std::min(vec0_node_ptr_->ref().size(),
							 | 
						|
								                                    vec1_node_ptr_->ref().size());
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (std::equal_to<T>()(T(0),Operation::process(*vec0[i],*vec1[i])))
							 | 
						|
								                  {
							 | 
						|
								                     return T(0);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return T(1);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec0_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvecineq;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec0_node_ptr_;
							 | 
						|
								         vector_node<T>* vec1_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class eqineq_vecval_node : public binary_node<T>,
							 | 
						|
								                                 public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*  expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         eqineq_vecval_node(const operator_type& opr,
							 | 
						|
								                            expression_ptr branch0,
							 | 
						|
								                            expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec_node_ptr_(0),
							 | 
						|
								           vec_size_    (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec_node_ptr_ = static_cast<vector_node_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[0].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vec_size_ = vec_node_ptr_->ref().size();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								                     binary_node<T>::branch_[0].first->value();
							 | 
						|
								               T v = binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec_hldr = vec_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (std::equal_to<T>()(T(0),Operation::process(*vec_hldr[i],v)))
							 | 
						|
								                  {
							 | 
						|
								                     return T(0);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return T(1);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvalineq;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class eqineq_valvec_node : public binary_node<T>,
							 | 
						|
								                                 public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*  expression_ptr;
							 | 
						|
								         typedef vector_node<T>*     vector_node_ptr;
							 | 
						|
								
							 | 
						|
								         eqineq_valvec_node(const operator_type& opr,
							 | 
						|
								                            expression_ptr branch0,
							 | 
						|
								                            expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec_node_ptr_(0),
							 | 
						|
								           vec_size_    (0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vec_node_ptr_ = static_cast<vector_node_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vec_size_ = vec_node_ptr_->ref().size();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               T v = binary_node<T>::branch_[0].first->value();
							 | 
						|
								                     binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec_hldr = vec_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (std::equal_to<T>()(T(0),Operation::process(v,*vec_hldr[i])))
							 | 
						|
								                  {
							 | 
						|
								                     return T(0);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return T(1);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return vec_node_ptr_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_valvecineq;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node<T>* vec_node_ptr_;
							 | 
						|
								         std::size_t     vec_size_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class vecarith_vecvec_node : public binary_node<T>,
							 | 
						|
								                                   public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*    expression_ptr;
							 | 
						|
								         typedef vector_node<T>*       vector_node_ptr;
							 | 
						|
								         typedef vector_holder<T>*   vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								         vecarith_vecvec_node(const operator_type& opr,
							 | 
						|
								                              expression_ptr branch0,
							 | 
						|
								                              expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec1_node_ptr_(0),
							 | 
						|
								           vec_size_     (0),
							 | 
						|
								           data_         (0),
							 | 
						|
								           temp_         (0),
							 | 
						|
								           temp_vec_node_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec0_node_ptr_ = static_cast<vector_node_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[0].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec0_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vec1_node_ptr_ = static_cast<vector_node_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec1_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               vec_size_      = std::min(vec0.size(),vec1.size());
							 | 
						|
								               data_          = new T[vec_size_];
							 | 
						|
								               temp_          = new vector_holder<T>(data_,vec_size_);
							 | 
						|
								               temp_vec_node_ = new vector_node<T>  (temp_);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vecarith_vecvec_node()
							 | 
						|
								         {
							 | 
						|
								            delete[] data_;
							 | 
						|
								            delete   temp_;
							 | 
						|
								            delete   temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec0_node_ptr_ && vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec2 = *temp_;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								
							 | 
						|
								                  T& vec0_i = *vec0[i];
							 | 
						|
								                  T& vec1_i = *vec1[i];
							 | 
						|
								                  T& vec2_i = *vec2[i];
							 | 
						|
								
							 | 
						|
								                  vec2_i = Operation::process(vec0_i,vec1_i);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return *vec2[0];
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvecarith;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node_ptr   vec0_node_ptr_;
							 | 
						|
								         vector_node_ptr   vec1_node_ptr_;
							 | 
						|
								         std::size_t       vec_size_;
							 | 
						|
								         T*                data_;
							 | 
						|
								         vector_holder_ptr temp_;
							 | 
						|
								         vector_node_ptr   temp_vec_node_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class vecarith_vecval_node : public binary_node<T>,
							 | 
						|
								                                   public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*    expression_ptr;
							 | 
						|
								         typedef vector_node<T>*       vector_node_ptr;
							 | 
						|
								         typedef vector_holder<T>*   vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								         vecarith_vecval_node(const operator_type& opr,
							 | 
						|
								                              expression_ptr branch0,
							 | 
						|
								                              expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec_size_     (0),
							 | 
						|
								           data_         (0),
							 | 
						|
								           temp_         (0),
							 | 
						|
								           temp_vec_node_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vec0_node_ptr_ = static_cast<vector_node_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[0].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec0_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               vec_size_      = vec0.size();
							 | 
						|
								               data_          = new T[vec_size_];
							 | 
						|
								               temp_          = new vector_holder<T>(data_,vec_size_);
							 | 
						|
								               temp_vec_node_ = new vector_node<T>  (temp_);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vecarith_vecval_node()
							 | 
						|
								         {
							 | 
						|
								            delete[] data_;
							 | 
						|
								            delete   temp_;
							 | 
						|
								            delete   temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec0_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								                           binary_node<T>::branch_[0].first->value();
							 | 
						|
								               const T v = binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = *temp_;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  T& vec0_i = *vec0[i];
							 | 
						|
								                  T& vec1_i = *vec1[i];
							 | 
						|
								
							 | 
						|
								                  vec1_i = Operation::process(vec0_i,v);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return *vec1[0];
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvalarith;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node_ptr   vec0_node_ptr_;
							 | 
						|
								         std::size_t       vec_size_;
							 | 
						|
								         T*                data_;
							 | 
						|
								         vector_holder_ptr temp_;
							 | 
						|
								         vector_node_ptr   temp_vec_node_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class vecarith_valvec_node : public binary_node<T>,
							 | 
						|
								                                   public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*    expression_ptr;
							 | 
						|
								         typedef vector_node<T>*       vector_node_ptr;
							 | 
						|
								         typedef vector_holder<T>*   vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								         vecarith_valvec_node(const operator_type& opr,
							 | 
						|
								                              expression_ptr branch0,
							 | 
						|
								                              expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           vec1_node_ptr_(0),
							 | 
						|
								           vec_size_     (0),
							 | 
						|
								           data_         (0),
							 | 
						|
								           temp_         (0),
							 | 
						|
								           temp_vec_node_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vec1_node_ptr_ = static_cast<vector_node_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(binary_node<T>::branch_[1].first)))
							 | 
						|
								               {
							 | 
						|
								                  vec1_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec0 = vec1_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               vec_size_      = vec0.size();
							 | 
						|
								               data_          = new T[vec_size_];
							 | 
						|
								               temp_          = new vector_holder<T>(data_,vec_size_);
							 | 
						|
								               temp_vec_node_ = new vector_node<T>  (temp_);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vecarith_valvec_node()
							 | 
						|
								         {
							 | 
						|
								            delete[] data_;
							 | 
						|
								            delete   temp_;
							 | 
						|
								            delete   temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (vec1_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               const T v = binary_node<T>::branch_[0].first->value();
							 | 
						|
								                           binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               vector_holder<T>& vec1 = vec1_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec2 = *temp_;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  T& vec1_i = *vec1[i];
							 | 
						|
								                  T& vec2_i = *vec2[i];
							 | 
						|
								
							 | 
						|
								                  vec2_i = Operation::process(v,vec1_i);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return *vec2[0];
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecvalarith;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node_ptr   vec1_node_ptr_;
							 | 
						|
								         std::size_t       vec_size_;
							 | 
						|
								         T*                data_;
							 | 
						|
								         vector_holder_ptr temp_;
							 | 
						|
								         vector_node_ptr   temp_vec_node_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class unary_vector_node : public unary_node<T>,
							 | 
						|
								                                public vector_interface<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>*    expression_ptr;
							 | 
						|
								         typedef vector_node<T>*       vector_node_ptr;
							 | 
						|
								         typedef vector_holder<T>*   vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								         unary_vector_node(const operator_type& opr, expression_ptr branch0)
							 | 
						|
								         : unary_node<T>(opr,branch0),
							 | 
						|
								           vec0_node_ptr_(0),
							 | 
						|
								           vec_size_     (0),
							 | 
						|
								           data_         (0),
							 | 
						|
								           temp_         (0),
							 | 
						|
								           temp_vec_node_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_vector_node(unary_node<T>::branch_))
							 | 
						|
								            {
							 | 
						|
								               vec0_node_ptr_ = static_cast<vector_node_ptr>(unary_node<T>::branch_);
							 | 
						|
								            }
							 | 
						|
								            else if (is_ivector_node(unary_node<T>::branch_))
							 | 
						|
								            {
							 | 
						|
								               vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								               if ((vi = dynamic_cast<vector_interface<T>*>(unary_node<T>::branch_)))
							 | 
						|
								               {
							 | 
						|
								                  vec0_node_ptr_ = vi->vec();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								
							 | 
						|
								               vec_size_      = vec0.size();
							 | 
						|
								               data_          = new T[vec_size_];
							 | 
						|
								               temp_          = new vector_holder<T>(data_,vec_size_);
							 | 
						|
								               temp_vec_node_ = new vector_node<T>  (temp_);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~unary_vector_node()
							 | 
						|
								         {
							 | 
						|
								            delete[] data_;
							 | 
						|
								            delete   temp_;
							 | 
						|
								            delete   temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            unary_node<T>::branch_->value();
							 | 
						|
								
							 | 
						|
								            if (vec0_node_ptr_)
							 | 
						|
								            {
							 | 
						|
								               vector_holder<T>& vec0 = vec0_node_ptr_->ref();
							 | 
						|
								               vector_holder<T>& vec1 = *temp_;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < vec_size_; ++i)
							 | 
						|
								               {
							 | 
						|
								                  T& vec0_i = *vec0[i];
							 | 
						|
								                  T& vec1_i = *vec1[i];
							 | 
						|
								
							 | 
						|
								                  vec1_i = Operation::process(vec0_i);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return *vec1[0];
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec() const
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         vector_node_ptr vec()
							 | 
						|
								         {
							 | 
						|
								            return temp_vec_node_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vecunaryop;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return vec_size_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vector_node_ptr   vec0_node_ptr_;
							 | 
						|
								         std::size_t       vec_size_;
							 | 
						|
								         T*                data_;
							 | 
						|
								         vector_holder_ptr temp_;
							 | 
						|
								         vector_node_ptr   temp_vec_node_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class scand_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         scand_node(const operator_type& opr,
							 | 
						|
								                    expression_ptr branch0,
							 | 
						|
								                    expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()
							 | 
						|
								                        (T(0),binary_node<T>::branch_[0].first->value()) &&
							 | 
						|
								                     std::not_equal_to<T>()
							 | 
						|
								                        (T(0),binary_node<T>::branch_[1].first->value())
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class scor_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         scor_node(const operator_type& opr,
							 | 
						|
								                   expression_ptr branch0,
							 | 
						|
								                   expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()
							 | 
						|
								                        (T(0),binary_node<T>::branch_[0].first->value()) ||
							 | 
						|
								                     std::not_equal_to<T>()
							 | 
						|
								                        (T(0),binary_node<T>::branch_[1].first->value())
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename IFunction, std::size_t N>
							 | 
						|
								      class function_N_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         // Function of N paramters.
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								         typedef IFunction ifunction;
							 | 
						|
								
							 | 
						|
								         function_N_node(ifunction* func)
							 | 
						|
								         : function_((N == func->param_count) ? func : reinterpret_cast<ifunction*>(0)),
							 | 
						|
								           parameter_count_(func->param_count)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~function_N_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,N>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <std::size_t NumBranches>
							 | 
						|
								         bool init_branches(expression_ptr (&b)[NumBranches])
							 | 
						|
								         {
							 | 
						|
								            // Needed for incompetent and broken msvc compiler versions
							 | 
						|
								            #ifdef _MSC_VER
							 | 
						|
								             #pragma warning(push)
							 | 
						|
								             #pragma warning(disable: 4127)
							 | 
						|
								            #endif
							 | 
						|
								            if (N != NumBranches)
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < NumBranches; ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (b[i])
							 | 
						|
								                     branch_[i] = std::make_pair(b[i],branch_deletable(b[i]));
							 | 
						|
								                  else
							 | 
						|
								                     return false;
							 | 
						|
								               }
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								            #ifdef _MSC_VER
							 | 
						|
								             #pragma warning(pop)
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const function_N_node<T,IFunction,N>& fn) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&fn);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            // Needed for incompetent and broken msvc compiler versions
							 | 
						|
								            #ifdef _MSC_VER
							 | 
						|
								             #pragma warning(push)
							 | 
						|
								             #pragma warning(disable: 4127)
							 | 
						|
								            #endif
							 | 
						|
								            if ((0 == function_) || (0 == N))
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               T v[N];
							 | 
						|
								               evaluate_branches<T,N>::execute(v,branch_);
							 | 
						|
								               return invoke<T,N>::execute(*function_,v);
							 | 
						|
								            }
							 | 
						|
								            #ifdef _MSC_VER
							 | 
						|
								             #pragma warning(pop)
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T_, std::size_t BranchCount>
							 | 
						|
								         struct evaluate_branches
							 | 
						|
								         {
							 | 
						|
								            static inline void execute(T_ (&v)[BranchCount], const branch_t (&b)[BranchCount])
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < BranchCount; ++i)
							 | 
						|
								               {
							 | 
						|
								                  v[i] = b[i].first->value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct evaluate_branches <T_,5>
							 | 
						|
								         {
							 | 
						|
								            static inline void execute(T_ (&v)[5], const branch_t (&b)[5])
							 | 
						|
								            {
							 | 
						|
								               v[0] = b[0].first->value();
							 | 
						|
								               v[1] = b[1].first->value();
							 | 
						|
								               v[2] = b[2].first->value();
							 | 
						|
								               v[3] = b[3].first->value();
							 | 
						|
								               v[4] = b[4].first->value();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct evaluate_branches <T_,4>
							 | 
						|
								         {
							 | 
						|
								            static inline void execute(T_ (&v)[4], const branch_t (&b)[4])
							 | 
						|
								            {
							 | 
						|
								               v[0] = b[0].first->value();
							 | 
						|
								               v[1] = b[1].first->value();
							 | 
						|
								               v[2] = b[2].first->value();
							 | 
						|
								               v[3] = b[3].first->value();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct evaluate_branches <T_,3>
							 | 
						|
								         {
							 | 
						|
								            static inline void execute(T_ (&v)[3], const branch_t (&b)[3])
							 | 
						|
								            {
							 | 
						|
								               v[0] = b[0].first->value();
							 | 
						|
								               v[1] = b[1].first->value();
							 | 
						|
								               v[2] = b[2].first->value();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct evaluate_branches <T_,2>
							 | 
						|
								         {
							 | 
						|
								            static inline void execute(T_ (&v)[2], const branch_t (&b)[2])
							 | 
						|
								            {
							 | 
						|
								               v[0] = b[0].first->value();
							 | 
						|
								               v[1] = b[1].first->value();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct evaluate_branches <T_,1>
							 | 
						|
								         {
							 | 
						|
								            static inline void execute(T_ (&v)[1], const branch_t (&b)[1])
							 | 
						|
								            {
							 | 
						|
								               v[0] = b[0].first->value();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_, std::size_t ParamCount>
							 | 
						|
								         struct invoke { static inline T execute(ifunction&, branch_t (&)[ParamCount]) { return std::numeric_limits<T_>::quiet_NaN(); } };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,20>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[20])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14],v[15],v[16],v[17],v[18],v[19]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,19>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[19])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14],v[15],v[16],v[17],v[18]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,18>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[18])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14],v[15],v[16],v[17]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,17>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[17])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14],v[15],v[16]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,16>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[16])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14],v[15]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,15>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[15])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,14>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[14])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,13>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[13])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,12>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[12])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,11>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[11])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,10>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[10])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,9>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[9])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,8>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[8])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,7>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[7])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5],v[6]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,6>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[6])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4],v[5]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,5>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[5])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3],v[4]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,4>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[4])
							 | 
						|
								            { return f(v[0],v[1],v[2],v[3]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,3>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[3])
							 | 
						|
								            { return f(v[0],v[1],v[2]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,2>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[2])
							 | 
						|
								            { return f(v[0],v[1]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename T_>
							 | 
						|
								         struct invoke<T_,1>
							 | 
						|
								         {
							 | 
						|
								            static inline T_ execute(ifunction& f, T_ (&v)[1])
							 | 
						|
								            { return f(v[0]); }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_function;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         ifunction* function_;
							 | 
						|
								         std::size_t parameter_count_;
							 | 
						|
								         branch_t branch_[N];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename IFunction>
							 | 
						|
								      class function_N_node<T,IFunction,0> : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef IFunction ifunction;
							 | 
						|
								
							 | 
						|
								         function_N_node(ifunction* func)
							 | 
						|
								         : function_((0 == func->param_count) ? func : reinterpret_cast<ifunction*>(0))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const function_N_node<T,IFunction,0>& fn) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&fn);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (function_)
							 | 
						|
								               return (*function_)();
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_function;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         ifunction* function_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename VarArgFunction>
							 | 
						|
								      class vararg_function_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								
							 | 
						|
								         vararg_function_node(VarArgFunction*  func,
							 | 
						|
								                              const std::vector<expression_ptr>& arg_list)
							 | 
						|
								         : function_(func),
							 | 
						|
								           arg_list_(arg_list)
							 | 
						|
								         {
							 | 
						|
								            value_list_.resize(arg_list.size(),std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vararg_function_node()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < arg_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (arg_list_[i] && !details::is_variable_node(arg_list_[i]))
							 | 
						|
								               {
							 | 
						|
								                  delete arg_list_[i];
							 | 
						|
								                  arg_list_[i] = 0;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const vararg_function_node<T,VarArgFunction>& fn) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&fn);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (function_)
							 | 
						|
								            {
							 | 
						|
								               populate_value_list();
							 | 
						|
								               return (*function_)(value_list_);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_vafunction;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         inline void populate_value_list() const
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < arg_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               value_list_[i] = arg_list_[i]->value();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         VarArgFunction* function_;
							 | 
						|
								         std::vector<expression_ptr> arg_list_;
							 | 
						|
								         mutable std::vector<T> value_list_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename GenericFunction>
							 | 
						|
								      class generic_function_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef type_store<T>                      type_store_t;
							 | 
						|
								         typedef expression_node<T>*              expression_ptr;
							 | 
						|
								         typedef variable_node<T>                variable_node_t;
							 | 
						|
								         typedef vector_elem_node<T>          vector_elem_node_t;
							 | 
						|
								         typedef vector_node<T>                    vector_node_t;
							 | 
						|
								         typedef variable_node_t*            variable_node_ptr_t;
							 | 
						|
								         typedef vector_elem_node_t*      vector_elem_node_ptr_t;
							 | 
						|
								         typedef vector_node_t*                vector_node_ptr_t;
							 | 
						|
								         typedef range_interface<T>            range_interface_t;
							 | 
						|
								         typedef range_data_type<T>            range_data_type_t;
							 | 
						|
								         typedef range_pack<T>                           range_t;
							 | 
						|
								         typedef std::pair<expression_ptr,bool>         branch_t;
							 | 
						|
								         typedef std::pair<void*,std::size_t>             void_t;
							 | 
						|
								         typedef std::vector<T>                         tmp_vs_t;
							 | 
						|
								         typedef std::vector<type_store_t>      typestore_list_t;
							 | 
						|
								         typedef std::vector<range_data_type_t>     range_list_t;
							 | 
						|
								
							 | 
						|
								         generic_function_node(GenericFunction* func,
							 | 
						|
								                               const std::vector<expression_ptr>& arg_list)
							 | 
						|
								         : function_(func),
							 | 
						|
								           arg_list_(arg_list)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~generic_function_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual bool init_branches()
							 | 
						|
								         {
							 | 
						|
								            expr_as_vec1_store_.resize(arg_list_.size(),T(0)               );
							 | 
						|
								            typestore_list_    .resize(arg_list_.size(),type_store_t()     );
							 | 
						|
								            range_list_        .resize(arg_list_.size(),range_data_type_t());
							 | 
						|
								            branch_            .resize(arg_list_.size(),branch_t((expression_ptr)0,false));
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               type_store_t& ts = typestore_list_[i];
							 | 
						|
								
							 | 
						|
								               if (0 == arg_list_[i])
							 | 
						|
								                  return false;
							 | 
						|
								               else if (is_ivector_node(arg_list_[i]))
							 | 
						|
								               {
							 | 
						|
								                  vector_interface<T>* vi = reinterpret_cast<vector_interface<T>*>(0);
							 | 
						|
								
							 | 
						|
								                  if (0 == (vi = dynamic_cast<vector_interface<T>*>(arg_list_[i])))
							 | 
						|
								                     return false;
							 | 
						|
								
							 | 
						|
								                  ts.size = vi->size();
							 | 
						|
								                  ts.data = vi->vec()->ref()[0];
							 | 
						|
								                  ts.type = type_store_t::e_vector;
							 | 
						|
								               }
							 | 
						|
								               else if (is_generally_string_node(arg_list_[i]))
							 | 
						|
								               {
							 | 
						|
								                  string_base_node<T>* sbn = reinterpret_cast<string_base_node<T>*>(0);
							 | 
						|
								
							 | 
						|
								                  if (0 == (sbn = dynamic_cast<string_base_node<T>*>(arg_list_[i])))
							 | 
						|
								                     return false;
							 | 
						|
								
							 | 
						|
								                  ts.size = sbn->size();
							 | 
						|
								                  ts.data = reinterpret_cast<void*>(const_cast<char*>(sbn->base()));
							 | 
						|
								                  ts.type = type_store_t::e_string;
							 | 
						|
								
							 | 
						|
								                  range_list_[i].data      = ts.data;
							 | 
						|
								                  range_list_[i].size      = ts.size;
							 | 
						|
								                  range_list_[i].type_size = sizeof(char);
							 | 
						|
								                  range_list_[i].str_node  = sbn;
							 | 
						|
								
							 | 
						|
								                  if (is_generally_string_node(arg_list_[i]))
							 | 
						|
								                  {
							 | 
						|
								                     range_interface_t* ri = reinterpret_cast<range_interface_t*>(0);
							 | 
						|
								
							 | 
						|
								                     if (0 == (ri = dynamic_cast<range_interface_t*>(arg_list_[i])))
							 | 
						|
								                        return false;
							 | 
						|
								
							 | 
						|
								                     range_t& rp = ri->range_ref();
							 | 
						|
								
							 | 
						|
								                     if (
							 | 
						|
								                          rp.const_range() &&
							 | 
						|
								                          is_const_string_range_node(arg_list_[i])
							 | 
						|
								                        )
							 | 
						|
								                     {
							 | 
						|
								                        ts.size = rp.const_size();
							 | 
						|
								                        ts.data = static_cast<char*>(ts.data) + rp.n0_c.second;
							 | 
						|
								                        range_list_[i].range = reinterpret_cast<range_t*>(0);
							 | 
						|
								                     }
							 | 
						|
								                     else
							 | 
						|
								                        range_list_[i].range = &(ri->range_ref());
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (is_variable_node(arg_list_[i]))
							 | 
						|
								               {
							 | 
						|
								                  variable_node_ptr_t var = variable_node_ptr_t(0);
							 | 
						|
								
							 | 
						|
								                  if (0 == (var = dynamic_cast<variable_node_ptr_t>(arg_list_[i])))
							 | 
						|
								                     return false;
							 | 
						|
								
							 | 
						|
								                  ts.size = 1;
							 | 
						|
								                  ts.data = &var->ref();
							 | 
						|
								                  ts.type = type_store_t::e_scalar;
							 | 
						|
								               }
							 | 
						|
								               else if (is_vector_elem_node(arg_list_[i]))
							 | 
						|
								               {
							 | 
						|
								                  vector_elem_node_ptr_t var = vector_elem_node_ptr_t(0);
							 | 
						|
								
							 | 
						|
								                  if (0 == (var = dynamic_cast<vector_elem_node_ptr_t>(arg_list_[i])))
							 | 
						|
								                     return false;
							 | 
						|
								
							 | 
						|
								                  ts.size = 1;
							 | 
						|
								                  ts.data = reinterpret_cast<void*>(&var->ref());
							 | 
						|
								                  ts.type = type_store_t::e_scalar;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  ts.size = 1;
							 | 
						|
								                  ts.data = reinterpret_cast<void*>(&expr_as_vec1_store_[i]);
							 | 
						|
								                  ts.type = type_store_t::e_scalar;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               branch_[i] = std::make_pair(arg_list_[i],branch_deletable(arg_list_[i]));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const generic_function_node<T,GenericFunction>& fn) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&fn);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (function_)
							 | 
						|
								            {
							 | 
						|
								               if (populate_value_list())
							 | 
						|
								               {
							 | 
						|
								                  typedef typename GenericFunction::parameter_list_t parameter_list_t;
							 | 
						|
								
							 | 
						|
								                  return (*function_)(parameter_list_t(typestore_list_));
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_genfunction;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         inline virtual bool populate_value_list() const
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < branch_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               expr_as_vec1_store_[i] = branch_[i].first->value();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < branch_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               range_data_type_t& rdt = range_list_[i];
							 | 
						|
								
							 | 
						|
								               if (rdt.range)
							 | 
						|
								               {
							 | 
						|
								                  range_t&      rp = (*rdt.range);
							 | 
						|
								                  std::size_t   r0 = 0;
							 | 
						|
								                  std::size_t   r1 = 0;
							 | 
						|
								
							 | 
						|
								                  if (rp(r0,r1,rdt.size))
							 | 
						|
								                  {
							 | 
						|
								                     type_store_t& ts = typestore_list_[i];
							 | 
						|
								
							 | 
						|
								                     ts.size = rp.cache_size();
							 | 
						|
								
							 | 
						|
								                     if (ts.type == type_store_t::e_string)
							 | 
						|
								                        ts.data = const_cast<char*>(rdt.str_node->base()) + rp.cache.first;
							 | 
						|
								                     else
							 | 
						|
								                        ts.data = static_cast<char*>(rdt.data) + (rp.cache.first * rdt.type_size);
							 | 
						|
								                  }
							 | 
						|
								                  else
							 | 
						|
								                     return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         GenericFunction* function_;
							 | 
						|
								         mutable typestore_list_t typestore_list_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::vector<expression_ptr> arg_list_;
							 | 
						|
								         std::vector<branch_t> branch_;
							 | 
						|
								         mutable tmp_vs_t expr_as_vec1_store_;
							 | 
						|
								         mutable range_list_t range_list_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename StringFunction>
							 | 
						|
								      class string_function_node : public generic_function_node<T,StringFunction>,
							 | 
						|
								                                   public string_base_node<T>,
							 | 
						|
								                                   public range_interface <T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef generic_function_node<T, StringFunction> gen_function_t;
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         string_function_node(StringFunction* func,
							 | 
						|
								                              const std::vector<typename gen_function_t::expression_ptr>& arg_list)
							 | 
						|
								         : gen_function_t(func,arg_list)
							 | 
						|
								         {
							 | 
						|
								            range_.n0_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            range_.n1_c = std::make_pair<bool,std::size_t>(true,0);
							 | 
						|
								            range_.cache.first  = range_.n0_c.second;
							 | 
						|
								            range_.cache.second = range_.n1_c.second;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operator <(const string_function_node<T,StringFunction>& fn) const
							 | 
						|
								         {
							 | 
						|
								            return this < (&fn);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								
							 | 
						|
								            if (gen_function_t::function_)
							 | 
						|
								            {
							 | 
						|
								               if (gen_function_t::populate_value_list())
							 | 
						|
								               {
							 | 
						|
								                  typedef typename StringFunction::parameter_list_t parameter_list_t;
							 | 
						|
								
							 | 
						|
								                  result = (*gen_function_t::function_)(ret_string_,
							 | 
						|
								                                                        parameter_list_t(gen_function_t::typestore_list_));
							 | 
						|
								
							 | 
						|
								                  range_.n1_c.second  = ret_string_.size() - 1;
							 | 
						|
								                  range_.cache.second = range_.n1_c.second;
							 | 
						|
								
							 | 
						|
								                  return result;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strfunction;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string str() const
							 | 
						|
								         {
							 | 
						|
								            return ret_string_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const char* base() const
							 | 
						|
								         {
							 | 
						|
								           return ret_string_.data();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return ret_string_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t& range_ref()
							 | 
						|
								         {
							 | 
						|
								            return range_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const range_t& range_ref() const
							 | 
						|
								         {
							 | 
						|
								            return range_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         mutable range_t     range_;
							 | 
						|
								         mutable std::string ret_string_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename GenericFunction>
							 | 
						|
								      class multimode_genfunction_node : public generic_function_node<T,GenericFunction>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef generic_function_node<T, GenericFunction> gen_function_t;
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         multimode_genfunction_node(GenericFunction* func,
							 | 
						|
								                                    const std::size_t& param_seq_index,
							 | 
						|
								                                    const std::vector<typename gen_function_t::expression_ptr>& arg_list)
							 | 
						|
								         : gen_function_t(func,arg_list),
							 | 
						|
								           param_seq_index_(param_seq_index)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								
							 | 
						|
								            if (gen_function_t::function_)
							 | 
						|
								            {
							 | 
						|
								               if (gen_function_t::populate_value_list())
							 | 
						|
								               {
							 | 
						|
								                  typedef typename GenericFunction::parameter_list_t parameter_list_t;
							 | 
						|
								
							 | 
						|
								                  return (*gen_function_t::function_)(param_seq_index_,
							 | 
						|
								                                                      parameter_list_t(gen_function_t::typestore_list_));
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_genfunction;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::size_t param_seq_index_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename StringFunction>
							 | 
						|
								      class multimode_strfunction_node : public string_function_node<T,StringFunction>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef string_function_node<T, StringFunction> str_function_t;
							 | 
						|
								         typedef range_pack<T> range_t;
							 | 
						|
								
							 | 
						|
								         multimode_strfunction_node(StringFunction* func,
							 | 
						|
								                                    const std::size_t& param_seq_index,
							 | 
						|
								                                    const std::vector<typename str_function_t::expression_ptr>& arg_list)
							 | 
						|
								         : str_function_t(func,arg_list),
							 | 
						|
								           param_seq_index_(param_seq_index)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            T result = std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								
							 | 
						|
								            if (str_function_t::function_)
							 | 
						|
								            {
							 | 
						|
								               if (str_function_t::populate_value_list())
							 | 
						|
								               {
							 | 
						|
								                  typedef typename StringFunction::parameter_list_t parameter_list_t;
							 | 
						|
								
							 | 
						|
								                  result = (*str_function_t::function_)(param_seq_index_,
							 | 
						|
								                                                        str_function_t::ret_string_,
							 | 
						|
								                                                        parameter_list_t(str_function_t::typestore_list_));
							 | 
						|
								
							 | 
						|
								                  str_function_t::range_.n1_c.second  = str_function_t::ret_string_.size() - 1;
							 | 
						|
								                  str_function_t::range_.cache.second = str_function_t::range_.n1_c.second;
							 | 
						|
								
							 | 
						|
								                  return result;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_strfunction;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         std::size_t param_seq_index_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #define exprtk_define_unary_op(OpName)                         \
							 | 
						|
								      template <typename T>                                          \
							 | 
						|
								      struct OpName##_op                                             \
							 | 
						|
								      {                                                              \
							 | 
						|
								         typedef typename functor_t<T>::Type Type;                   \
							 | 
						|
								                                                                     \
							 | 
						|
								         static inline T process(Type v)                             \
							 | 
						|
								         {                                                           \
							 | 
						|
								            return numeric:: OpName (v);                             \
							 | 
						|
								         }                                                           \
							 | 
						|
								                                                                     \
							 | 
						|
								         static inline typename expression_node<T>::node_type type() \
							 | 
						|
								         {                                                           \
							 | 
						|
								            return expression_node<T>::e_##OpName;                   \
							 | 
						|
								         }                                                           \
							 | 
						|
								                                                                     \
							 | 
						|
								         static inline details::operator_type operation()            \
							 | 
						|
								         {                                                           \
							 | 
						|
								            return details::e_##OpName;                              \
							 | 
						|
								         }                                                           \
							 | 
						|
								      };                                                             \
							 | 
						|
								
							 | 
						|
								      exprtk_define_unary_op(abs  )
							 | 
						|
								      exprtk_define_unary_op(acos )
							 | 
						|
								      exprtk_define_unary_op(acosh)
							 | 
						|
								      exprtk_define_unary_op(asin )
							 | 
						|
								      exprtk_define_unary_op(asinh)
							 | 
						|
								      exprtk_define_unary_op(atan )
							 | 
						|
								      exprtk_define_unary_op(atanh)
							 | 
						|
								      exprtk_define_unary_op(ceil )
							 | 
						|
								      exprtk_define_unary_op(cos  )
							 | 
						|
								      exprtk_define_unary_op(cosh )
							 | 
						|
								      exprtk_define_unary_op(cot  )
							 | 
						|
								      exprtk_define_unary_op(csc  )
							 | 
						|
								      exprtk_define_unary_op(d2g  )
							 | 
						|
								      exprtk_define_unary_op(d2r  )
							 | 
						|
								      exprtk_define_unary_op(erf  )
							 | 
						|
								      exprtk_define_unary_op(erfc )
							 | 
						|
								      exprtk_define_unary_op(exp  )
							 | 
						|
								      exprtk_define_unary_op(expm1)
							 | 
						|
								      exprtk_define_unary_op(floor)
							 | 
						|
								      exprtk_define_unary_op(frac )
							 | 
						|
								      exprtk_define_unary_op(g2d  )
							 | 
						|
								      exprtk_define_unary_op(log  )
							 | 
						|
								      exprtk_define_unary_op(log10)
							 | 
						|
								      exprtk_define_unary_op(log2 )
							 | 
						|
								      exprtk_define_unary_op(log1p)
							 | 
						|
								      exprtk_define_unary_op(ncdf )
							 | 
						|
								      exprtk_define_unary_op(neg  )
							 | 
						|
								      exprtk_define_unary_op(notl )
							 | 
						|
								      exprtk_define_unary_op(pos  )
							 | 
						|
								      exprtk_define_unary_op(r2d  )
							 | 
						|
								      exprtk_define_unary_op(round)
							 | 
						|
								      exprtk_define_unary_op(sec  )
							 | 
						|
								      exprtk_define_unary_op(sgn  )
							 | 
						|
								      exprtk_define_unary_op(sin  )
							 | 
						|
								      exprtk_define_unary_op(sinc )
							 | 
						|
								      exprtk_define_unary_op(sinh )
							 | 
						|
								      exprtk_define_unary_op(sqrt )
							 | 
						|
								      exprtk_define_unary_op(tan  )
							 | 
						|
								      exprtk_define_unary_op(tanh )
							 | 
						|
								      exprtk_define_unary_op(trunc)
							 | 
						|
								      #undef exprtk_define_unary_op
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct opr_base
							 | 
						|
								      {
							 | 
						|
								         typedef typename details::functor_t<T>::Type Type;
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::qfunc_t quaternary_functor_t;
							 | 
						|
								         typedef typename functor_t::tfunc_t    trinary_functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t     binary_functor_t;
							 | 
						|
								         typedef typename functor_t::ufunc_t      unary_functor_t;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct add_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return t1 + t2; }
							 | 
						|
								         static inline T process(Type t1, Type t2, Type t3) { return t1 + t2 + t3; }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_add; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_add; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct mul_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return t1 * t2; }
							 | 
						|
								         static inline T process(Type t1, Type t2, Type t3) { return t1 * t2 * t3; }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_mul; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_mul; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct sub_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return t1 - t2; }
							 | 
						|
								         static inline T process(Type t1, Type t2, Type t3) { return t1 - t2 - t3; }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_sub; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_sub; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct div_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return t1 / t2; }
							 | 
						|
								         static inline T process(Type t1, Type t2, Type t3) { return t1 / t2 / t3; }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_div; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_div; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct mod_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return numeric::modulus<T>(t1,t2); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_mod; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_mod; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct pow_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return numeric::pow<T>(t1,t2); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_pow; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_pow; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct lt_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return ((t1 < t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((t1 < t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_lt; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_lt; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct lte_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return ((t1 <= t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((t1 <= t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_lte; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_lte; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct gt_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return ((t1 > t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((t1 > t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_gt; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_gt; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct gte_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return ((t1 >= t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((t1 >= t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_gte; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_gte; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct eq_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return (std::equal_to<T>()(t1,t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((t1 == t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_eq; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_eq; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct ne_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return (std::not_equal_to<T>()(t1,t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((t1 != t2) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_ne; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_ne; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct and_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return (details::is_true(t1) && details::is_true(t2)) ? T(1) : T(0); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_and; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_and; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct nand_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return (details::is_true(t1) && details::is_true(t2)) ? T(0) : T(1); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_nand; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_nand; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct or_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return (details::is_true(t1) || details::is_true(t2)) ? T(1) : T(0); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_or; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_or; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct nor_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return (details::is_true(t1) || details::is_true(t2)) ? T(0) : T(1); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_nor; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_nor; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct xor_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return numeric::xor_opr<T>(t1,t2); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_nor; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_xor; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct xnor_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(Type t1, Type t2) { return numeric::xnor_opr<T>(t1,t2); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_nor; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_xnor; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct in_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(const T&, const T&) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return ((std::string::npos != t2.find(t1)) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_in; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_in; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct like_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(const T&, const T&) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return (details::wc_match(t2,t1) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_like; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_like; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct ilike_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(const T&, const T&) { return std::numeric_limits<T>::quiet_NaN(); }
							 | 
						|
								         static inline T process(const std::string& t1, const std::string& t2) { return (details::wc_imatch(t2,t1) ? T(1) : T(0)); }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_ilike; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_ilike; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct inrange_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								         static inline T process(const T& t0, const T& t1, const T& t2) { return ((t0 <= t1) && (t1 <= t2)) ? T(1) : T(0); }
							 | 
						|
								         static inline T process(const std::string& t0, const std::string& t1, const std::string& t2)
							 | 
						|
								         {
							 | 
						|
								            return ((t0 <= t1) && (t1 <= t2)) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								         static inline typename expression_node<T>::node_type type() { return expression_node<T>::e_inranges; }
							 | 
						|
								         static inline details::operator_type operation() { return details::e_inrange; }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline T value(details::expression_node<T>* n)
							 | 
						|
								      {
							 | 
						|
								         return n->value();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline T value(T* t)
							 | 
						|
								      {
							 | 
						|
								         return (*t);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_add_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 0  : return T(0);
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            T result = T(0);
							 | 
						|
								
							 | 
						|
								                            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								                            {
							 | 
						|
								                              result += value(arg_list[i]);
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return result;
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) + value(arg_list[1]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) + value(arg_list[1]) +
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) + value(arg_list[1]) +
							 | 
						|
								                   value(arg_list[2]) + value(arg_list[3]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) + value(arg_list[1]) +
							 | 
						|
								                   value(arg_list[2]) + value(arg_list[3]) +
							 | 
						|
								                   value(arg_list[4]);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_mul_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 0  : return T(0);
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            T result = T(value(arg_list[0]));
							 | 
						|
								
							 | 
						|
								                            for (std::size_t i = 1; i < arg_list.size(); ++i)
							 | 
						|
								                            {
							 | 
						|
								                               result *= value(arg_list[i]);
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return result;
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) * value(arg_list[1]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) * value(arg_list[1]) *
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) * value(arg_list[1]) *
							 | 
						|
								                   value(arg_list[2]) * value(arg_list[3]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]) * value(arg_list[1]) *
							 | 
						|
								                   value(arg_list[2]) * value(arg_list[3]) *
							 | 
						|
								                   value(arg_list[4]);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_avg_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 0  : return T(0);
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default : return vararg_add_op<T>::process(arg_list) / arg_list.size();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (value(arg_list[0]) + value(arg_list[1])) / T(2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (value(arg_list[0]) + value(arg_list[1]) + value(arg_list[2])) / T(3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (value(arg_list[0]) + value(arg_list[1]) +
							 | 
						|
								                    value(arg_list[2]) + value(arg_list[3])) / T(4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (value(arg_list[0]) + value(arg_list[1]) +
							 | 
						|
								                    value(arg_list[2]) + value(arg_list[3]) +
							 | 
						|
								                    value(arg_list[4])) / T(5);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_min_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 0  : return T(0);
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            T result = T(value(arg_list[0]));
							 | 
						|
								
							 | 
						|
								                            for (std::size_t i = 1; i < arg_list.size(); ++i)
							 | 
						|
								                            {
							 | 
						|
								                               const T v = value(arg_list[i]);
							 | 
						|
								
							 | 
						|
								                               if (v < result)
							 | 
						|
								                                  result = v;
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return result;
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::min<T>(value(arg_list[0]),value(arg_list[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::min<T>(std::min<T>(value(arg_list[0]),value(arg_list[1])),value(arg_list[2]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::min<T>(
							 | 
						|
								                        std::min<T>(value(arg_list[0]),value(arg_list[1])),
							 | 
						|
								                        std::min<T>(value(arg_list[2]),value(arg_list[3])));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::min<T>(
							 | 
						|
								                   std::min<T>(std::min<T>(value(arg_list[0]),value(arg_list[1])),
							 | 
						|
								                               std::min<T>(value(arg_list[2]),value(arg_list[3]))),
							 | 
						|
								                               value(arg_list[4]));
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_max_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 0  : return T(0);
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            T result = T(value(arg_list[0]));
							 | 
						|
								
							 | 
						|
								                            for (std::size_t i = 1; i < arg_list.size(); ++i)
							 | 
						|
								                            {
							 | 
						|
								                               const T v = value(arg_list[i]);
							 | 
						|
								                               if (v > result)
							 | 
						|
								                                  result = v;
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return result;
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::max<T>(value(arg_list[0]),value(arg_list[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::max<T>(std::max<T>(value(arg_list[0]),value(arg_list[1])),value(arg_list[2]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::max<T>(
							 | 
						|
								                        std::max<T>(value(arg_list[0]),value(arg_list[1])),
							 | 
						|
								                        std::max<T>(value(arg_list[2]),value(arg_list[3])));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::max<T>(
							 | 
						|
								                   std::max<T>(std::max<T>(value(arg_list[0]),value(arg_list[1])),
							 | 
						|
								                               std::max<T>(value(arg_list[2]),value(arg_list[3]))),
							 | 
						|
								                               value(arg_list[4]));
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_mand_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								                            {
							 | 
						|
								                               if (std::equal_to<T>()(T(0),value(arg_list[i])))
							 | 
						|
								                                  return T(0);
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return T(1);
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::not_equal_to<T>()
							 | 
						|
								                      (T(0),value(arg_list[0])) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[2]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[2])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[3]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[2])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[3])) &&
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[4]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_mor_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								                            {
							 | 
						|
								                               if (std::not_equal_to<T>()(T(0),value(arg_list[i])))
							 | 
						|
								                                  return T(1);
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return T(0);
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return std::not_equal_to<T>()
							 | 
						|
								                      (T(0),value(arg_list[0])) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[2]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[2])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[3]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[0])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[1])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[2])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[3])) ||
							 | 
						|
								                     std::not_equal_to<T>()(T(0),value(arg_list[4]))
							 | 
						|
								                   ) ? T(1) : T(0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vararg_multi_op : public opr_base<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename opr_base<T>::Type Type;
							 | 
						|
								
							 | 
						|
								         template <typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         static inline T process(const Sequence<Type,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               case 0  : return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								               case 1  : return process_1(arg_list);
							 | 
						|
								               case 2  : return process_2(arg_list);
							 | 
						|
								               case 3  : return process_3(arg_list);
							 | 
						|
								               case 4  : return process_4(arg_list);
							 | 
						|
								               case 5  : return process_5(arg_list);
							 | 
						|
								               case 6  : return process_6(arg_list);
							 | 
						|
								               case 7  : return process_7(arg_list);
							 | 
						|
								               case 8  : return process_8(arg_list);
							 | 
						|
								               default :
							 | 
						|
								                         {
							 | 
						|
								                            for (std::size_t i = 0; i < (arg_list.size() - 1); ++i)
							 | 
						|
								                            {
							 | 
						|
								                               value(arg_list[i]);
							 | 
						|
								                            }
							 | 
						|
								
							 | 
						|
								                            return value(arg_list.back());
							 | 
						|
								                         }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_1(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								            return value(arg_list[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_2(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								            return value(arg_list[1]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_3(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								                   value(arg_list[1]);
							 | 
						|
								            return value(arg_list[2]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_4(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								                   value(arg_list[1]);
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								            return value(arg_list[3]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_5(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								                   value(arg_list[1]);
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								                   value(arg_list[3]);
							 | 
						|
								            return value(arg_list[4]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_6(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								                   value(arg_list[1]);
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								                   value(arg_list[3]);
							 | 
						|
								                   value(arg_list[4]);
							 | 
						|
								            return value(arg_list[5]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_7(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								                   value(arg_list[1]);
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								                   value(arg_list[3]);
							 | 
						|
								                   value(arg_list[4]);
							 | 
						|
								                   value(arg_list[5]);
							 | 
						|
								            return value(arg_list[6]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Sequence>
							 | 
						|
								         static inline T process_8(const Sequence& arg_list)
							 | 
						|
								         {
							 | 
						|
								                   value(arg_list[0]);
							 | 
						|
								                   value(arg_list[1]);
							 | 
						|
								                   value(arg_list[2]);
							 | 
						|
								                   value(arg_list[3]);
							 | 
						|
								                   value(arg_list[4]);
							 | 
						|
								                   value(arg_list[5]);
							 | 
						|
								                   value(arg_list[6]);
							 | 
						|
								            return value(arg_list[7]);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vec_add_op
							 | 
						|
								      {
							 | 
						|
								         typedef vector_interface<T>* ivector_ptr;
							 | 
						|
								
							 | 
						|
								         static inline T process(const ivector_ptr v)
							 | 
						|
								         {
							 | 
						|
								            vector_holder<T>& vec = v->vec()->ref();
							 | 
						|
								
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < vec.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								              result += (*vec[i]);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vec_mul_op
							 | 
						|
								      {
							 | 
						|
								         typedef vector_interface<T>* ivector_ptr;
							 | 
						|
								
							 | 
						|
								         static inline T process(const ivector_ptr v)
							 | 
						|
								         {
							 | 
						|
								            vector_holder<T>& vec = v->vec()->ref();
							 | 
						|
								
							 | 
						|
								            T result = (*vec[0]);
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 1; i < vec.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								              result *= (*vec[i]);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vec_avg_op
							 | 
						|
								      {
							 | 
						|
								         typedef vector_interface<T>* ivector_ptr;
							 | 
						|
								
							 | 
						|
								         static inline T process(const ivector_ptr v)
							 | 
						|
								         {
							 | 
						|
								            vector_holder<T>& vec = v->vec()->ref();
							 | 
						|
								
							 | 
						|
								            T result = T(0);
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < vec.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								              result += (*vec[i]);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result / vec.size();
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vec_min_op
							 | 
						|
								      {
							 | 
						|
								         typedef vector_interface<T>* ivector_ptr;
							 | 
						|
								
							 | 
						|
								         static inline T process(const ivector_ptr v)
							 | 
						|
								         {
							 | 
						|
								            vector_holder<T>& vec = v->vec()->ref();
							 | 
						|
								
							 | 
						|
								            T result = (*vec[0]);
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 1; i < vec.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								              T v_i = (*vec[i]);
							 | 
						|
								
							 | 
						|
								              if (v_i < result)
							 | 
						|
								                result = v_i;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct vec_max_op
							 | 
						|
								      {
							 | 
						|
								         typedef vector_interface<T>* ivector_ptr;
							 | 
						|
								
							 | 
						|
								         static inline T process(const ivector_ptr v)
							 | 
						|
								         {
							 | 
						|
								            vector_holder<T>& vec = v->vec()->ref();
							 | 
						|
								
							 | 
						|
								            T result = (*vec[0]);
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 1; i < vec.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								              T v_i = (*vec[i]);
							 | 
						|
								              if (v_i > result)
							 | 
						|
								                result = v_i;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class vov_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual const T& v0() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual const T& v1() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class cov_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual const T c() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual const T& v() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class voc_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual const T c() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual const T& v() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class vob_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual const T& v() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class bov_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual const T& v() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class cob_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual const T c() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual void set_c(const T) = 0;
							 | 
						|
								
							 | 
						|
								         virtual expression_node<T>* move_branch(const std::size_t& index) = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class boc_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual const T c() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual void set_c(const T) = 0;
							 | 
						|
								
							 | 
						|
								         virtual expression_node<T>* move_branch(const std::size_t& index) = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class uv_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual const T& v() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class sos_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class sosos_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         inline virtual operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class T0oT1oT2_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual std::string type_id() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class T0oT1oT2oT3_base_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual std::string type_id() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class unary_variable_node : public uv_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         explicit unary_variable_node(const T& var)
							 | 
						|
								         : v_(var)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(v_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v() const
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         unary_variable_node(unary_variable_node<T,Operation>&);
							 | 
						|
								         unary_variable_node<T,Operation>& operator=(unary_variable_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         const T& v_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      class uvouv_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         // UOpr1(v0) Op UOpr2(v1)
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t      bfunc_t;
							 | 
						|
								         typedef typename functor_t::ufunc_t      ufunc_t;
							 | 
						|
								
							 | 
						|
								         explicit uvouv_node(const T& var0,const T& var1,
							 | 
						|
								                             ufunc_t uf0, ufunc_t uf1, bfunc_t bf)
							 | 
						|
								         : v0_(var0),
							 | 
						|
								           v1_(var1),
							 | 
						|
								           u0_(uf0),
							 | 
						|
								           u1_(uf1),
							 | 
						|
								           f_ (bf)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return f_(u0_(v0_),u1_(v1_));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_uvouv;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return details::e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v0()
							 | 
						|
								         {
							 | 
						|
								            return v0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v1()
							 | 
						|
								         {
							 | 
						|
								            return v1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline ufunc_t u0()
							 | 
						|
								         {
							 | 
						|
								            return u0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline ufunc_t u1()
							 | 
						|
								         {
							 | 
						|
								            return u1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline ufunc_t f()
							 | 
						|
								         {
							 | 
						|
								            return f_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         uvouv_node(uvouv_node<T>&);
							 | 
						|
								         uvouv_node<T>& operator=(uvouv_node<T>&);
							 | 
						|
								
							 | 
						|
								         const T& v0_;
							 | 
						|
								         const T& v1_;
							 | 
						|
								         const ufunc_t u0_;
							 | 
						|
								         const ufunc_t u1_;
							 | 
						|
								         const bfunc_t f_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class unary_branch_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         explicit unary_branch_node(expression_ptr brnch)
							 | 
						|
								         : branch_(brnch),
							 | 
						|
								           branch_deletable_(branch_deletable(branch_))
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~unary_branch_node()
							 | 
						|
								         {
							 | 
						|
								            if (branch_ && branch_deletable_)
							 | 
						|
								            {
							 | 
						|
								               delete branch_;
							 | 
						|
								               branch_ = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(branch_->value());
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void release()
							 | 
						|
								         {
							 | 
						|
								            branch_deletable_ = false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         unary_branch_node(unary_branch_node<T,Operation>&);
							 | 
						|
								         unary_branch_node<T,Operation>& operator=(unary_branch_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         expression_ptr branch_;
							 | 
						|
								         bool           branch_deletable_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T> struct is_const                { enum {result = 0}; };
							 | 
						|
								      template <typename T> struct is_const <const T>      { enum {result = 1}; };
							 | 
						|
								      template <typename T> struct is_const_ref            { enum {result = 0}; };
							 | 
						|
								      template <typename T> struct is_const_ref <const T&> { enum {result = 1}; };
							 | 
						|
								      template <typename T> struct is_ref                  { enum {result = 0}; };
							 | 
						|
								      template <typename T> struct is_ref<T&>              { enum {result = 1}; };
							 | 
						|
								      template <typename T> struct is_ref<const T&>        { enum {result = 0}; };
							 | 
						|
								
							 | 
						|
								      template <std::size_t State>
							 | 
						|
								      struct param_to_str { static std::string result() { static const std::string r("v"); return r; } };
							 | 
						|
								
							 | 
						|
								      template <>
							 | 
						|
								      struct param_to_str<0> { static std::string result() { static const std::string r("c"); return r; } };
							 | 
						|
								
							 | 
						|
								      #define exprtk_crtype(Type)                          \
							 | 
						|
								      param_to_str<is_const_ref< Type >::result>::result() \
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct T0oT1oT2process
							 | 
						|
								      {
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t      bfunc_t;
							 | 
						|
								
							 | 
						|
								         struct mode0
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1, const T& t2, const bfunc_t bf0, const bfunc_t bf1)
							 | 
						|
								            {
							 | 
						|
								               // (T0 o0 T1) o1 T2
							 | 
						|
								               return bf1(bf0(t0,t1),t2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "(" + exprtk_crtype(T0) + "o"   +
							 | 
						|
								                                                       exprtk_crtype(T1) + ")o(" +
							 | 
						|
								                                                       exprtk_crtype(T2) + ")"   ;
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct mode1
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1, const T& t2, const bfunc_t bf0, const bfunc_t bf1)
							 | 
						|
								            {
							 | 
						|
								               // T0 o0 (T1 o1 T2)
							 | 
						|
								               return bf0(t0,bf1(t1,t2));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "(" + exprtk_crtype(T0) + ")o(" +
							 | 
						|
								                                                       exprtk_crtype(T1) + "o"   +
							 | 
						|
								                                                       exprtk_crtype(T2) + ")"   ;
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct T0oT1oT20T3process
							 | 
						|
								      {
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t      bfunc_t;
							 | 
						|
								
							 | 
						|
								         struct mode0
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1,
							 | 
						|
								                                    const T& t2, const T& t3,
							 | 
						|
								                                    const bfunc_t bf0, const bfunc_t bf1, const bfunc_t bf2)
							 | 
						|
								            {
							 | 
						|
								               // (T0 o0 T1) o1 (T2 o2 T3)
							 | 
						|
								               return bf1(bf0(t0,t1),bf2(t2,t3));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "(" + exprtk_crtype(T0) + "o"  +
							 | 
						|
								                                                       exprtk_crtype(T1) + ")o" +
							 | 
						|
								                                                 "(" + exprtk_crtype(T2) + "o"  +
							 | 
						|
								                                                       exprtk_crtype(T3) + ")"  ;
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct mode1
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1,
							 | 
						|
								                                    const T& t2, const T& t3,
							 | 
						|
								                                    const bfunc_t bf0, const bfunc_t bf1, const bfunc_t bf2)
							 | 
						|
								            {
							 | 
						|
								               // (T0 o0 (T1 o1 (T2 o2 T3))
							 | 
						|
								               return bf0(t0,bf1(t1,bf2(t2,t3)));
							 | 
						|
								            }
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "(" + exprtk_crtype(T0) +  ")o((" +
							 | 
						|
								                                                       exprtk_crtype(T1) +  ")o("  +
							 | 
						|
								                                                       exprtk_crtype(T2) +  "o"    +
							 | 
						|
								                                                       exprtk_crtype(T3) +  "))"   ;
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct mode2
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1,
							 | 
						|
								                                    const T& t2, const T& t3,
							 | 
						|
								                                    const bfunc_t bf0, const bfunc_t bf1, const bfunc_t bf2)
							 | 
						|
								            {
							 | 
						|
								               // (T0 o0 ((T1 o1 T2) o2 T3)
							 | 
						|
								               return bf0(t0,bf2(bf1(t1,t2),t3));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "(" + exprtk_crtype(T0) + ")o((" +
							 | 
						|
								                                                       exprtk_crtype(T1) + "o"    +
							 | 
						|
								                                                       exprtk_crtype(T2) + ")o("  +
							 | 
						|
								                                                       exprtk_crtype(T3) + "))"   ;
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct mode3
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1,
							 | 
						|
								                                    const T& t2, const T& t3,
							 | 
						|
								                                    const bfunc_t bf0, const bfunc_t bf1, const bfunc_t bf2)
							 | 
						|
								            {
							 | 
						|
								               // (((T0 o0 T1) o1 T2) o2 T3)
							 | 
						|
								               return bf2(bf1(bf0(t0,t1),t2),t3);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "((" + exprtk_crtype(T0) + "o"    +
							 | 
						|
								                                                        exprtk_crtype(T1) + ")o("  +
							 | 
						|
								                                                        exprtk_crtype(T2) + "))o(" +
							 | 
						|
								                                                        exprtk_crtype(T3) + ")";
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct mode4
							 | 
						|
								         {
							 | 
						|
								            static inline T process(const T& t0, const T& t1,
							 | 
						|
								                                    const T& t2, const T& t3,
							 | 
						|
								                                    const bfunc_t bf0, const bfunc_t bf1, const bfunc_t bf2)
							 | 
						|
								            {
							 | 
						|
								               // ((T0 o0 (T1 o1 T2)) o2 T3
							 | 
						|
								               return bf2(bf0(t0,bf1(t1,t2)),t3);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline std::string id()
							 | 
						|
								            {
							 | 
						|
								               static const std::string result = "((" + exprtk_crtype(T0) + ")o("  +
							 | 
						|
								                                                        exprtk_crtype(T1) + "o"    +
							 | 
						|
								                                                        exprtk_crtype(T2) + "))o(" +
							 | 
						|
								                                                        exprtk_crtype(T3) + ")"    ;
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #undef exprtk_crtype
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1>
							 | 
						|
								      struct nodetype_T0oT1 { static const typename expression_node<T>::node_type result; };
							 | 
						|
								      template <typename T, typename T0, typename T1>
							 | 
						|
								      const typename expression_node<T>::node_type nodetype_T0oT1<T,T0,T1>::result = expression_node<T>::e_none;
							 | 
						|
								
							 | 
						|
								      #define synthesis_node_type_define(T0_,T1_,v_)                                                            \
							 | 
						|
								      template <typename T, typename T0, typename T1>                                                           \
							 | 
						|
								      struct nodetype_T0oT1<T,T0_,T1_> { static const typename expression_node<T>::node_type result; };         \
							 | 
						|
								      template <typename T, typename T0, typename T1>                                                           \
							 | 
						|
								      const typename expression_node<T>::node_type nodetype_T0oT1<T,T0_,T1_>::result = expression_node<T>:: v_; \
							 | 
						|
								
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&, e_vov)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 , e_voc)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&, e_cov)
							 | 
						|
								      synthesis_node_type_define(      T0&,      T1&,e_none)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,e_none)
							 | 
						|
								      synthesis_node_type_define(      T0&,const T1 ,e_none)
							 | 
						|
								      synthesis_node_type_define(const T0 ,      T1&,e_none)
							 | 
						|
								      synthesis_node_type_define(const T0&,      T1&,e_none)
							 | 
						|
								      synthesis_node_type_define(      T0&,const T1&,e_none)
							 | 
						|
								      #undef synthesis_node_type_define
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>
							 | 
						|
								      struct nodetype_T0oT1oT2 { static const typename expression_node<T>::node_type result; };
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>
							 | 
						|
								      const typename expression_node<T>::node_type nodetype_T0oT1oT2<T,T0,T1,T2>::result = expression_node<T>::e_none;
							 | 
						|
								
							 | 
						|
								      #define synthesis_node_type_define(T0_,T1_,T2_,v_)                                                               \
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>                                                     \
							 | 
						|
								      struct nodetype_T0oT1oT2<T,T0_,T1_,T2_> { static const typename expression_node<T>::node_type result; };         \
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>                                                     \
							 | 
						|
								      const typename expression_node<T>::node_type nodetype_T0oT1oT2<T,T0_,T1_,T2_>::result = expression_node<T>:: v_; \
							 | 
						|
								
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&,const T2&, e_vovov)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&,const T2 , e_vovoc)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 ,const T2&, e_vocov)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&,const T2&, e_covov)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&,const T2 , e_covoc)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,const T2 , e_none )
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,const T2&, e_none )
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 ,const T2 , e_none )
							 | 
						|
								      synthesis_node_type_define(      T0&,      T1&,      T2&, e_none )
							 | 
						|
								      #undef synthesis_node_type_define
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								      struct nodetype_T0oT1oT2oT3 { static const typename expression_node<T>::node_type result; };
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								      const typename expression_node<T>::node_type nodetype_T0oT1oT2oT3<T,T0,T1,T2,T3>::result = expression_node<T>::e_none;
							 | 
						|
								
							 | 
						|
								      #define synthesis_node_type_define(T0_,T1_,T2_,T3_,v_)                                                                  \
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3>                                               \
							 | 
						|
								      struct nodetype_T0oT1oT2oT3<T,T0_,T1_,T2_,T3_> { static const typename expression_node<T>::node_type result; };         \
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3>                                               \
							 | 
						|
								      const typename expression_node<T>::node_type nodetype_T0oT1oT2oT3<T,T0_,T1_,T2_,T3_>::result = expression_node<T>:: v_; \
							 | 
						|
								
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&,const T2&, const T3&,e_vovovov)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&,const T2&, const T3 ,e_vovovoc)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&,const T2 , const T3&,e_vovocov)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 ,const T2&, const T3&,e_vocovov)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&,const T2&, const T3&,e_covovov)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&,const T2 , const T3&,e_covocov)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 ,const T2&, const T3 ,e_vocovoc)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&,const T2&, const T3 ,e_covovoc)
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 ,const T2 , const T3&,e_vococov)
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,const T2 , const T3 ,e_none   )
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,const T2 , const T3&,e_none   )
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,const T2&, const T3 ,e_none   )
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1&,const T2 , const T3 ,e_none   )
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1 ,const T2 , const T3 ,e_none   )
							 | 
						|
								      synthesis_node_type_define(const T0 ,const T1 ,const T2&, const T3&,e_none   )
							 | 
						|
								      synthesis_node_type_define(const T0&,const T1&,const T2 , const T3 ,e_none   )
							 | 
						|
								      #undef synthesis_node_type_define
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1>
							 | 
						|
								      class T0oT1 : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t      bfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0oT1<T,T0,T1> node_type;
							 | 
						|
								
							 | 
						|
								         T0oT1(T0 p0, T1 p1, const bfunc_t p2)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           f_ (p2)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            static const typename expression_node<T>::node_type result = nodetype_T0oT1<T,T0,T1>::result;
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return f_(t0_,t1_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bfunc_t f() const
							 | 
						|
								         {
							 | 
						|
								            return f_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator,
							 | 
						|
								                                                    T0 p0, T1 p1,
							 | 
						|
								                                                    bfunc_t p2)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,bfunc_t&>(p0,p1,p2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1(T0oT1<T,T0,T1>&) {}
							 | 
						|
								         T0oT1<T,T0,T1>& operator=(T0oT1<T,T0,T1>&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         const bfunc_t f_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename ProcessMode>
							 | 
						|
								      class T0oT1oT2 : public T0oT1oT2_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t      bfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0oT1oT2<T,T0,T1,T2,ProcessMode> node_type;
							 | 
						|
								         typedef ProcessMode process_mode_t;
							 | 
						|
								
							 | 
						|
								         T0oT1oT2(T0 p0, T1 p1, T2 p2, const bfunc_t p3, const bfunc_t p4)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           t2_(p2),
							 | 
						|
								           f0_(p3),
							 | 
						|
								           f1_(p4)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            static const typename expression_node<T>::node_type result = nodetype_T0oT1oT2<T,T0,T1,T2>::result;
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return ProcessMode::process(t0_,t1_,t2_,f0_,f1_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T2 t2() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bfunc_t f0() const
							 | 
						|
								         {
							 | 
						|
								            return f0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bfunc_t f1() const
							 | 
						|
								         {
							 | 
						|
								            return f1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string type_id() const
							 | 
						|
								         {
							 | 
						|
								            return id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string id()
							 | 
						|
								         {
							 | 
						|
								            return process_mode_t::template id<T0,T1,T2>();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator, T0 p0, T1 p1, T2 p2, bfunc_t p3, bfunc_t p4)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,T2,bfunc_t,bfunc_t>(p0,p1,p2,p3,p4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1oT2(node_type&) {}
							 | 
						|
								         node_type& operator=(node_type&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         T2 t2_;
							 | 
						|
								         const bfunc_t f0_;
							 | 
						|
								         const bfunc_t f1_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0_, typename T1_, typename T2_, typename T3_, typename ProcessMode>
							 | 
						|
								      class T0oT1oT2oT3 : public T0oT1oT2oT3_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::bfunc_t      bfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0_ T0;
							 | 
						|
								         typedef T1_ T1;
							 | 
						|
								         typedef T2_ T2;
							 | 
						|
								         typedef T3_ T3;
							 | 
						|
								         typedef T0oT1oT2oT3<T,T0,T1,T2,T3,ProcessMode> node_type;
							 | 
						|
								         typedef ProcessMode process_mode_t;
							 | 
						|
								
							 | 
						|
								         T0oT1oT2oT3(T0 p0, T1 p1, T2 p2, T3 p3, bfunc_t p4, bfunc_t p5, bfunc_t p6)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           t2_(p2),
							 | 
						|
								           t3_(p3),
							 | 
						|
								           f0_(p4),
							 | 
						|
								           f1_(p5),
							 | 
						|
								           f2_(p6)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return ProcessMode::process(t0_,t1_,t2_,t3_,f0_,f1_,f2_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T2 t2() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T3 t3() const
							 | 
						|
								         {
							 | 
						|
								            return t3_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bfunc_t f0() const
							 | 
						|
								         {
							 | 
						|
								            return f0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bfunc_t f1() const
							 | 
						|
								         {
							 | 
						|
								            return f1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bfunc_t f2() const
							 | 
						|
								         {
							 | 
						|
								            return f2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string type_id() const
							 | 
						|
								         {
							 | 
						|
								            return id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string id()
							 | 
						|
								         {
							 | 
						|
								            return process_mode_t::template id<T0,T1,T2,T3>();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator,
							 | 
						|
								                                                    T0 p0, T1 p1, T2 p2, T3 p3,
							 | 
						|
								                                                    bfunc_t p4, bfunc_t p5, bfunc_t p6)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,T2,T3,bfunc_t,bfunc_t>(p0,p1,p2,p3,p4,p5,p6);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1oT2oT3(node_type&) {}
							 | 
						|
								         node_type& operator=(node_type&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         T2 t2_;
							 | 
						|
								         T3 t3_;
							 | 
						|
								         const bfunc_t f0_;
							 | 
						|
								         const bfunc_t f1_;
							 | 
						|
								         const bfunc_t f2_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>
							 | 
						|
								      class T0oT1oT2_sf3 : public T0oT1oT2_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::tfunc_t      tfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0oT1oT2_sf3<T,T0,T1,T2> node_type;
							 | 
						|
								
							 | 
						|
								         T0oT1oT2_sf3(T0 p0, T1 p1, T2 p2, const tfunc_t p3)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           t2_(p2),
							 | 
						|
								           f_ (p3)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            static const typename expression_node<T>::node_type result = nodetype_T0oT1oT2<T,T0,T1,T2>::result;
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return f_(t0_,t1_,t2_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T2 t2() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         tfunc_t f() const
							 | 
						|
								         {
							 | 
						|
								            return f_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string type_id() const
							 | 
						|
								         {
							 | 
						|
								            return id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string id()
							 | 
						|
								         {
							 | 
						|
								            return "sf3";
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator, T0 p0, T1 p1, T2 p2, tfunc_t p3)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,T2,tfunc_t>(p0,p1,p2,p3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1oT2_sf3(node_type&) {}
							 | 
						|
								         node_type& operator=(node_type&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         T2 t2_;
							 | 
						|
								         const tfunc_t f_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>
							 | 
						|
								      class sf3ext_type_node : public T0oT1oT2_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         virtual T0 t0() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual T1 t1() const = 0;
							 | 
						|
								
							 | 
						|
								         virtual T2 t2() const = 0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename SF3Operation>
							 | 
						|
								      class T0oT1oT2_sf3ext : public sf3ext_type_node<T,T0,T1,T2>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::tfunc_t      tfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0oT1oT2_sf3ext<T,T0,T1,T2,SF3Operation> node_type;
							 | 
						|
								
							 | 
						|
								         T0oT1oT2_sf3ext(T0 p0, T1 p1, T2 p2)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           t2_(p2)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            static const typename expression_node<T>::node_type result = nodetype_T0oT1oT2<T,T0,T1,T2>::result;
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return SF3Operation::process(t0_,t1_,t2_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         T2 t2() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string type_id() const
							 | 
						|
								         {
							 | 
						|
								            return id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string id()
							 | 
						|
								         {
							 | 
						|
								            return SF3Operation::id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator, T0 p0, T1 p1, T2 p2)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,T2>(p0,p1,p2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1oT2_sf3ext(node_type&) {}
							 | 
						|
								         node_type& operator=(node_type&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         T2 t2_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_sf3ext_node(const expression_node<T>* n)
							 | 
						|
								      {
							 | 
						|
								         switch (n->type())
							 | 
						|
								         {
							 | 
						|
								            case expression_node<T>::e_vovov : return true;
							 | 
						|
								            case expression_node<T>::e_vovoc : return true;
							 | 
						|
								            case expression_node<T>::e_vocov : return true;
							 | 
						|
								            case expression_node<T>::e_covov : return true;
							 | 
						|
								            case expression_node<T>::e_covoc : return true;
							 | 
						|
								            default                          : return false;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								      class T0oT1oT2oT3_sf4 : public T0oT1oT2_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::qfunc_t      qfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0oT1oT2oT3_sf4<T,T0,T1,T2,T3> node_type;
							 | 
						|
								
							 | 
						|
								         T0oT1oT2oT3_sf4(T0 p0, T1 p1, T2 p2, T3 p3, const qfunc_t p4)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           t2_(p2),
							 | 
						|
								           t3_(p3),
							 | 
						|
								           f_ (p4)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            static const typename expression_node<T>::node_type result = nodetype_T0oT1oT2oT3<T,T0,T1,T2,T3>::result;
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return f_(t0_,t1_,t2_,t3_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T2 t2() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T3 t3() const
							 | 
						|
								         {
							 | 
						|
								            return t3_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         qfunc_t f() const
							 | 
						|
								         {
							 | 
						|
								            return f_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string type_id() const
							 | 
						|
								         {
							 | 
						|
								            return id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string id()
							 | 
						|
								         {
							 | 
						|
								            return "sf4";
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator, T0 p0, T1 p1, T2 p2, T3 p3, qfunc_t p4)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,T2,T3,qfunc_t>(p0,p1,p2,p3,p4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1oT2oT3_sf4(node_type&) {}
							 | 
						|
								         node_type& operator=(node_type&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         T2 t2_;
							 | 
						|
								         T3 t3_;
							 | 
						|
								         const qfunc_t f_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3, typename SF4Operation>
							 | 
						|
								      class T0oT1oT2oT3_sf4ext : public T0oT1oT2oT3_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef typename details::functor_t<T> functor_t;
							 | 
						|
								         typedef typename functor_t::tfunc_t      tfunc_t;
							 | 
						|
								         typedef T value_type;
							 | 
						|
								         typedef T0oT1oT2oT3_sf4ext<T,T0,T1,T2,T3,SF4Operation> node_type;
							 | 
						|
								
							 | 
						|
								         T0oT1oT2oT3_sf4ext(T0 p0, T1 p1, T2 p2, T3 p3)
							 | 
						|
								         : t0_(p0),
							 | 
						|
								           t1_(p1),
							 | 
						|
								           t2_(p2),
							 | 
						|
								           t3_(p3)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            static const typename expression_node<T>::node_type result = nodetype_T0oT1oT2oT3<T,T0,T1,T2,T3>::result;
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return e_default;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return SF4Operation::process(t0_,t1_,t2_,t3_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T0 t0() const
							 | 
						|
								         {
							 | 
						|
								            return t0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T1 t1() const
							 | 
						|
								         {
							 | 
						|
								            return t1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T2 t2() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T3 t3() const
							 | 
						|
								         {
							 | 
						|
								            return t2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string type_id() const
							 | 
						|
								         {
							 | 
						|
								            return id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         static inline std::string id()
							 | 
						|
								         {
							 | 
						|
								            return SF4Operation::id();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         static inline expression_node<T>* allocate(Allocator& allocator, T0 p0, T1 p1, T2 p2, T3 p3)
							 | 
						|
								         {
							 | 
						|
								            return allocator.template allocate_type<node_type,T0,T1,T2,T3>(p0,p1,p2,p3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         T0oT1oT2oT3_sf4ext(node_type&) {}
							 | 
						|
								         node_type& operator=(node_type&) { return *this; }
							 | 
						|
								
							 | 
						|
								         T0 t0_;
							 | 
						|
								         T1 t1_;
							 | 
						|
								         T2 t2_;
							 | 
						|
								         T3 t3_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_sf4ext_node(const expression_node<T>* n)
							 | 
						|
								      {
							 | 
						|
								         switch (n->type())
							 | 
						|
								         {
							 | 
						|
								            case expression_node<T>::e_vovovov : return true;
							 | 
						|
								            case expression_node<T>::e_vovovoc : return true;
							 | 
						|
								            case expression_node<T>::e_vovocov : return true;
							 | 
						|
								            case expression_node<T>::e_vocovov : return true;
							 | 
						|
								            case expression_node<T>::e_covovov : return true;
							 | 
						|
								            case expression_node<T>::e_covocov : return true;
							 | 
						|
								            case expression_node<T>::e_vocovoc : return true;
							 | 
						|
								            case expression_node<T>::e_covovoc : return true;
							 | 
						|
								            case expression_node<T>::e_vococov : return true;
							 | 
						|
								            default                            : return false;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1>
							 | 
						|
								      struct T0oT1_define
							 | 
						|
								      {
							 | 
						|
								         typedef details::T0oT1<T,T0,T1> type0;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2>
							 | 
						|
								      struct T0oT1oT2_define
							 | 
						|
								      {
							 | 
						|
								         typedef details::T0oT1oT2<T,T0,T1,T2,typename T0oT1oT2process<T>::mode0> type0;
							 | 
						|
								         typedef details::T0oT1oT2<T,T0,T1,T2,typename T0oT1oT2process<T>::mode1> type1;
							 | 
						|
								         typedef details::T0oT1oT2_sf3<T,T0,T1,T2> sf3_type;
							 | 
						|
								         typedef details::sf3ext_type_node<T,T0,T1,T2> sf3_type_node;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								      struct T0oT1oT2oT3_define
							 | 
						|
								      {
							 | 
						|
								         typedef details::T0oT1oT2oT3<T,T0,T1,T2,T3,typename T0oT1oT20T3process<T>::mode0> type0;
							 | 
						|
								         typedef details::T0oT1oT2oT3<T,T0,T1,T2,T3,typename T0oT1oT20T3process<T>::mode1> type1;
							 | 
						|
								         typedef details::T0oT1oT2oT3<T,T0,T1,T2,T3,typename T0oT1oT20T3process<T>::mode2> type2;
							 | 
						|
								         typedef details::T0oT1oT2oT3<T,T0,T1,T2,T3,typename T0oT1oT20T3process<T>::mode3> type3;
							 | 
						|
								         typedef details::T0oT1oT2oT3<T,T0,T1,T2,T3,typename T0oT1oT20T3process<T>::mode4> type4;
							 | 
						|
								         typedef details::T0oT1oT2oT3_sf4<T,T0,T1,T2,T3> sf4_type;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class vov_node : public vov_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op variable node
							 | 
						|
								         explicit vov_node(const T& var0, const T& var1)
							 | 
						|
								         : v0_(var0),
							 | 
						|
								           v1_(var1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(v0_,v1_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v0() const
							 | 
						|
								         {
							 | 
						|
								            return v0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v1() const
							 | 
						|
								         {
							 | 
						|
								            return v1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         const T& v0_;
							 | 
						|
								         const T& v1_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vov_node(vov_node<T,Operation>&);
							 | 
						|
								         vov_node<T,Operation>& operator=(vov_node<T,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class cov_node : public cov_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // constant op variable node
							 | 
						|
								         explicit cov_node(const T& const_var, const T& var)
							 | 
						|
								         : c_(const_var),
							 | 
						|
								           v_(var)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(c_,v_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T c() const
							 | 
						|
								         {
							 | 
						|
								            return c_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v() const
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         const T  c_;
							 | 
						|
								         const T& v_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         cov_node(const cov_node<T,Operation>&);
							 | 
						|
								         cov_node<T,Operation>& operator=(const cov_node<T,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class voc_node : public voc_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op constant node
							 | 
						|
								         explicit voc_node(const T& var, const T& const_var)
							 | 
						|
								         : v_(var),
							 | 
						|
								           c_(const_var)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(v_,c_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T c() const
							 | 
						|
								         {
							 | 
						|
								            return c_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v() const
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         const T& v_;
							 | 
						|
								         const T  c_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         voc_node(const voc_node<T,Operation>&);
							 | 
						|
								         voc_node<T,Operation>& operator=(const voc_node<T,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class vob_node : public vob_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op constant node
							 | 
						|
								         explicit vob_node(const T& var, const expression_ptr brnch)
							 | 
						|
								         : v_(var)
							 | 
						|
								         {
							 | 
						|
								            init_branches<1>(branch_,brnch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~vob_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,1>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(v_,branch_[0].first->value());
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v() const
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_[0].first;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         vob_node(const vob_node<T,Operation>&);
							 | 
						|
								         vob_node<T,Operation>& operator=(const vob_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         const T& v_;
							 | 
						|
								         branch_t branch_[1];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class bov_node : public bov_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op constant node
							 | 
						|
								         explicit bov_node(const expression_ptr brnch, const T& var)
							 | 
						|
								         : v_(var)
							 | 
						|
								         {
							 | 
						|
								            init_branches<1>(branch_,brnch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~bov_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,1>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(branch_[0].first->value(),v_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T& v() const
							 | 
						|
								         {
							 | 
						|
								            return v_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_[0].first;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         bov_node(const bov_node<T,Operation>&);
							 | 
						|
								         bov_node<T,Operation>& operator=(const bov_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         const T& v_;
							 | 
						|
								         branch_t branch_[1];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class cob_node : public cob_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op constant node
							 | 
						|
								         explicit cob_node(const T const_var, const expression_ptr brnch)
							 | 
						|
								         : c_(const_var)
							 | 
						|
								         {
							 | 
						|
								            init_branches<1>(branch_,brnch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~cob_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,1>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(c_,branch_[0].first->value());
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T c() const
							 | 
						|
								         {
							 | 
						|
								            return c_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_c(const T new_c)
							 | 
						|
								         {
							 | 
						|
								            (*const_cast<T*>(&c_)) = new_c;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_[0].first;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* move_branch(const std::size_t&)
							 | 
						|
								         {
							 | 
						|
								            branch_[0].second = false;
							 | 
						|
								            return branch_[0].first;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         cob_node(const cob_node<T,Operation>&);
							 | 
						|
								         cob_node<T,Operation>& operator=(const cob_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         const T c_;
							 | 
						|
								         branch_t branch_[1];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class boc_node : public boc_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef std::pair<expression_ptr,bool> branch_t;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op constant node
							 | 
						|
								         explicit boc_node(const expression_ptr brnch, const T const_var)
							 | 
						|
								         : c_(const_var)
							 | 
						|
								         {
							 | 
						|
								            init_branches<1>(branch_,brnch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~boc_node()
							 | 
						|
								         {
							 | 
						|
								            cleanup_branches::execute<T,1>(branch_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(branch_[0].first->value(),c_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline const T c() const
							 | 
						|
								         {
							 | 
						|
								            return c_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_c(const T new_c)
							 | 
						|
								         {
							 | 
						|
								            (*const_cast<T*>(&c_)) = new_c;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* branch(const std::size_t&) const
							 | 
						|
								         {
							 | 
						|
								            return branch_[0].first;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node<T>* move_branch(const std::size_t&)
							 | 
						|
								         {
							 | 
						|
								            branch_[0].second = false;
							 | 
						|
								            return branch_[0].first;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         boc_node(const boc_node<T,Operation>&);
							 | 
						|
								         boc_node<T,Operation>& operator=(const boc_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         const T c_;
							 | 
						|
								         branch_t branch_[1];
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      template <typename T, typename SType0, typename SType1, typename Operation>
							 | 
						|
								      class sos_node : public sos_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // string op string node
							 | 
						|
								         explicit sos_node(SType0 p0, SType1 p1)
							 | 
						|
								         : s0_(p0),
							 | 
						|
								           s1_(p1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(s0_,s1_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s0()
							 | 
						|
								         {
							 | 
						|
								            return s0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s1()
							 | 
						|
								         {
							 | 
						|
								            return s1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         SType0 s0_;
							 | 
						|
								         SType1 s1_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         sos_node(sos_node<T,SType0,SType1,Operation>&);
							 | 
						|
								         sos_node<T,SType0,SType1,Operation>& operator=(sos_node<T,SType0,SType1,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SType0, typename SType1, typename RangePack, typename Operation>
							 | 
						|
								      class str_xrox_node : public sos_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // string-range op string node
							 | 
						|
								         explicit str_xrox_node(SType0 p0, SType1 p1, RangePack rp0)
							 | 
						|
								         : s0_(p0),
							 | 
						|
								           s1_(p1),
							 | 
						|
								           rp0_(rp0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~str_xrox_node()
							 | 
						|
								         {
							 | 
						|
								            rp0_.free();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            std::size_t r0 = 0;
							 | 
						|
								            std::size_t r1 = 0;
							 | 
						|
								
							 | 
						|
								            if (rp0_(r0,r1,s0_.size()))
							 | 
						|
								               return Operation::process(s0_.substr(r0,(r1 - r0) + 1),s1_);
							 | 
						|
								            else
							 | 
						|
								               return T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s0()
							 | 
						|
								         {
							 | 
						|
								            return s0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s1()
							 | 
						|
								         {
							 | 
						|
								            return s1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         SType0    s0_;
							 | 
						|
								         SType1    s1_;
							 | 
						|
								         RangePack rp0_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         str_xrox_node(str_xrox_node<T,SType0,SType1,RangePack,Operation>&);
							 | 
						|
								         str_xrox_node<T,SType0,SType1,RangePack,Operation>& operator=(str_xrox_node<T,SType0,SType1,RangePack,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SType0, typename SType1, typename RangePack, typename Operation>
							 | 
						|
								      class str_xoxr_node : public sos_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // string op string range node
							 | 
						|
								         explicit str_xoxr_node(SType0 p0, SType1 p1, RangePack rp1)
							 | 
						|
								         : s0_ (p0 ),
							 | 
						|
								           s1_ (p1 ),
							 | 
						|
								           rp1_(rp1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~str_xoxr_node()
							 | 
						|
								         {
							 | 
						|
								            rp1_.free();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            std::size_t r0 = 0;
							 | 
						|
								            std::size_t r1 = 0;
							 | 
						|
								
							 | 
						|
								            if (rp1_(r0,r1,s1_.size()))
							 | 
						|
								               return Operation::process(s0_,s1_.substr(r0,(r1 - r0) + 1));
							 | 
						|
								            else
							 | 
						|
								               return T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s0()
							 | 
						|
								         {
							 | 
						|
								            return s0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s1()
							 | 
						|
								         {
							 | 
						|
								            return s1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         SType0    s0_;
							 | 
						|
								         SType1    s1_;
							 | 
						|
								         RangePack rp1_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         str_xoxr_node(str_xoxr_node<T,SType0,SType1,RangePack,Operation>&);
							 | 
						|
								         str_xoxr_node<T,SType0,SType1,RangePack,Operation>& operator=(str_xoxr_node<T,SType0,SType1,RangePack,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SType0, typename SType1, typename RangePack, typename Operation>
							 | 
						|
								      class str_xroxr_node : public sos_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // string-range op string-range node
							 | 
						|
								         explicit str_xroxr_node(SType0 p0, SType1 p1, RangePack rp0, RangePack rp1)
							 | 
						|
								         : s0_ (p0 ),
							 | 
						|
								           s1_ (p1 ),
							 | 
						|
								           rp0_(rp0),
							 | 
						|
								           rp1_(rp1)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~str_xroxr_node()
							 | 
						|
								         {
							 | 
						|
								            rp0_.free();
							 | 
						|
								            rp1_.free();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            std::size_t r0_0 = 0;
							 | 
						|
								            std::size_t r0_1 = 0;
							 | 
						|
								            std::size_t r1_0 = 0;
							 | 
						|
								            std::size_t r1_1 = 0;
							 | 
						|
								            if (
							 | 
						|
								                 rp0_(r0_0,r1_0,s0_.size()) &&
							 | 
						|
								                 rp1_(r0_1,r1_1,s1_.size())
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               return Operation::process(
							 | 
						|
								                                          s0_.substr(r0_0,(r1_0 - r0_0) + 1),
							 | 
						|
								                                          s1_.substr(r0_1,(r1_1 - r0_1) + 1)
							 | 
						|
								                                        );
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s0()
							 | 
						|
								         {
							 | 
						|
								            return s0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s1()
							 | 
						|
								         {
							 | 
						|
								            return s1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         SType0    s0_;
							 | 
						|
								         SType1    s1_;
							 | 
						|
								         RangePack rp0_;
							 | 
						|
								         RangePack rp1_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         str_xroxr_node(str_xroxr_node<T,SType0,SType1,RangePack,Operation>&);
							 | 
						|
								         str_xroxr_node<T,SType0,SType1,RangePack,Operation>& operator=(str_xroxr_node<T,SType0,SType1,RangePack,Operation>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename Operation>
							 | 
						|
								      class str_sogens_node : public binary_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node <T>* expression_ptr;
							 | 
						|
								         typedef string_base_node<T>*   str_base_ptr;
							 | 
						|
								         typedef range_pack      <T>         range_t;
							 | 
						|
								         typedef range_t*                  range_ptr;
							 | 
						|
								         typedef range_interface<T>         irange_t;
							 | 
						|
								         typedef irange_t*                irange_ptr;
							 | 
						|
								
							 | 
						|
								         str_sogens_node(const operator_type& opr,
							 | 
						|
								                         expression_ptr branch0,
							 | 
						|
								                         expression_ptr branch1)
							 | 
						|
								         : binary_node<T>(opr,branch0,branch1),
							 | 
						|
								           str0_base_ptr_ (0),
							 | 
						|
								           str1_base_ptr_ (0),
							 | 
						|
								           str0_range_ptr_(0),
							 | 
						|
								           str1_range_ptr_(0)
							 | 
						|
								         {
							 | 
						|
								            if (is_generally_string_node(binary_node<T>::branch_[0].first))
							 | 
						|
								            {
							 | 
						|
								               str0_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str0_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               irange_ptr range_ptr = dynamic_cast<irange_ptr>(binary_node<T>::branch_[0].first);
							 | 
						|
								
							 | 
						|
								               if (0 == range_ptr)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str0_range_ptr_ = &(range_ptr->range_ref());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (is_generally_string_node(binary_node<T>::branch_[1].first))
							 | 
						|
								            {
							 | 
						|
								               str1_base_ptr_ = dynamic_cast<str_base_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == str1_base_ptr_)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               irange_ptr range_ptr = dynamic_cast<irange_ptr>(binary_node<T>::branch_[1].first);
							 | 
						|
								
							 | 
						|
								               if (0 == range_ptr)
							 | 
						|
								                  return;
							 | 
						|
								
							 | 
						|
								               str1_range_ptr_ = &(range_ptr->range_ref());
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 str0_base_ptr_  &&
							 | 
						|
								                 str1_base_ptr_  &&
							 | 
						|
								                 str0_range_ptr_ &&
							 | 
						|
								                 str1_range_ptr_
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               binary_node<T>::branch_[0].first->value();
							 | 
						|
								               binary_node<T>::branch_[1].first->value();
							 | 
						|
								
							 | 
						|
								               std::size_t str0_r0 = 0;
							 | 
						|
								               std::size_t str0_r1 = 0;
							 | 
						|
								
							 | 
						|
								               std::size_t str1_r0 = 0;
							 | 
						|
								               std::size_t str1_r1 = 0;
							 | 
						|
								
							 | 
						|
								               range_t& range0 = (*str0_range_ptr_);
							 | 
						|
								               range_t& range1 = (*str1_range_ptr_);
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    range0(str0_r0,str0_r1,str0_base_ptr_->size()) &&
							 | 
						|
								                    range1(str1_r0,str1_r1,str1_base_ptr_->size())
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  return Operation::process(
							 | 
						|
								                                             str0_base_ptr_->str().substr(str0_r0,(str0_r1 - str0_r0) + 1),
							 | 
						|
								                                             str1_base_ptr_->str().substr(str1_r0,(str1_r1 - str1_r0) + 1)
							 | 
						|
								                                           );
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         str_sogens_node(str_sogens_node<T,Operation>&);
							 | 
						|
								         str_sogens_node<T,Operation>& operator=(str_sogens_node<T,Operation>&);
							 | 
						|
								
							 | 
						|
								         str_base_ptr str0_base_ptr_;
							 | 
						|
								         str_base_ptr str1_base_ptr_;
							 | 
						|
								         range_ptr    str0_range_ptr_;
							 | 
						|
								         range_ptr    str1_range_ptr_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename SType0, typename SType1, typename SType2, typename Operation>
							 | 
						|
								      class sosos_node : public sosos_base_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef Operation operation_t;
							 | 
						|
								
							 | 
						|
								         // variable op variable node
							 | 
						|
								         explicit sosos_node(SType0 p0, SType1 p1, SType2 p2)
							 | 
						|
								         : s0_(p0),
							 | 
						|
								           s1_(p1),
							 | 
						|
								           s2_(p2)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::process(s0_,s1_,s2_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline operator_type operation() const
							 | 
						|
								         {
							 | 
						|
								            return Operation::operation();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s0()
							 | 
						|
								         {
							 | 
						|
								            return s0_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s1()
							 | 
						|
								         {
							 | 
						|
								            return s1_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string& s2()
							 | 
						|
								         {
							 | 
						|
								            return s2_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      protected:
							 | 
						|
								
							 | 
						|
								         SType0 s0_;
							 | 
						|
								         SType1 s1_;
							 | 
						|
								         SType2 s2_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         sosos_node(sosos_node<T,SType0,SType1,SType2,Operation>&);
							 | 
						|
								         sosos_node<T,SType0,SType1,SType2,Operation>& operator=(sosos_node<T,SType0,SType1,SType2,Operation>&);
							 | 
						|
								      };
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      template <typename T, typename PowOp>
							 | 
						|
								      class ipow_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef PowOp operation_t;
							 | 
						|
								
							 | 
						|
								         explicit ipow_node(const T& v)
							 | 
						|
								         : v_(v)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return PowOp::result(v_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_ipow;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         ipow_node(const ipow_node<T,PowOp>&);
							 | 
						|
								         ipow_node<T,PowOp>& operator=(const ipow_node<T,PowOp>&);
							 | 
						|
								
							 | 
						|
								         const T& v_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T, typename PowOp>
							 | 
						|
								      class ipowinv_node : public expression_node<T>
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef expression_node<T>* expression_ptr;
							 | 
						|
								         typedef PowOp operation_t;
							 | 
						|
								
							 | 
						|
								         explicit ipowinv_node(const T& v)
							 | 
						|
								         : v_(v)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T value() const
							 | 
						|
								         {
							 | 
						|
								            return (T(1) / PowOp::result(v_));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline typename expression_node<T>::node_type type() const
							 | 
						|
								         {
							 | 
						|
								            return expression_node<T>::e_ipowinv;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         ipowinv_node(const ipowinv_node<T,PowOp>&);
							 | 
						|
								         ipowinv_node<T,PowOp>& operator=(const ipowinv_node<T,PowOp>&);
							 | 
						|
								
							 | 
						|
								         const T& v_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_vov_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const vov_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_cov_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const cov_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_voc_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const voc_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_cob_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const cob_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_boc_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const boc_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_t0ot1ot2_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const T0oT1oT2_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_t0ot1ot2ot3_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const T0oT1oT2oT3_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_uv_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return (0 != dynamic_cast<const uv_base_node<T>*>(node));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_string_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_stringvar == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_string_range_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_stringvarrng == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_const_string_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_stringconst == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_const_string_range_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_cstringvarrng == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_string_assignment_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_strass == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_string_concat_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_strconcat == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_string_function_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_strfunction == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_genricstring_range_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         return node && (expression_node<T>::e_strgenrange == node->type());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      inline bool is_generally_string_node(const expression_node<T>* node)
							 | 
						|
								      {
							 | 
						|
								         if (node)
							 | 
						|
								         {
							 | 
						|
								            switch (node->type())
							 | 
						|
								            {
							 | 
						|
								               case expression_node<T>::e_stringvar     :
							 | 
						|
								               case expression_node<T>::e_stringconst   :
							 | 
						|
								               case expression_node<T>::e_stringvarrng  :
							 | 
						|
								               case expression_node<T>::e_cstringvarrng :
							 | 
						|
								               case expression_node<T>::e_strgenrange   :
							 | 
						|
								               case expression_node<T>::e_strass        :
							 | 
						|
								               case expression_node<T>::e_strconcat     :
							 | 
						|
								               case expression_node<T>::e_strfunction   : return true;
							 | 
						|
								               default                                  : return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      class node_allocator
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         template <typename ResultNode, typename OpType, typename ExprNode>
							 | 
						|
								         inline expression_node<typename ResultNode::value_type>* allocate(OpType& operation, ExprNode (&branch)[1])
							 | 
						|
								         {
							 | 
						|
								            return allocate<ResultNode>(operation,branch[0]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename ResultNode, typename OpType, typename ExprNode>
							 | 
						|
								         inline expression_node<typename ResultNode::value_type>* allocate(OpType& operation, ExprNode (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            return allocate<ResultNode>(operation,branch[0],branch[1]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename ResultNode, typename OpType, typename ExprNode>
							 | 
						|
								         inline expression_node<typename ResultNode::value_type>* allocate(OpType& operation, ExprNode (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            return allocate<ResultNode>(operation,branch[0],branch[1],branch[2]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename ResultNode, typename OpType, typename ExprNode>
							 | 
						|
								         inline expression_node<typename ResultNode::value_type>* allocate(OpType& operation, ExprNode (&branch)[4])
							 | 
						|
								         {
							 | 
						|
								            return allocate<ResultNode>(operation,branch[0],branch[1],branch[2],branch[3]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename ResultNode, typename OpType, typename ExprNode>
							 | 
						|
								         inline expression_node<typename ResultNode::value_type>* allocate(OpType& operation, ExprNode (&branch)[5])
							 | 
						|
								         {
							 | 
						|
								            return allocate<ResultNode>(operation,branch[0],branch[1],branch[2],branch[3],branch[4]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename ResultNode, typename OpType, typename ExprNode>
							 | 
						|
								         inline expression_node<typename ResultNode::value_type>* allocate(OpType& operation, ExprNode (&branch)[6])
							 | 
						|
								         {
							 | 
						|
								            return allocate<ResultNode>(operation,branch[0],branch[1],branch[2],branch[3],branch[4],branch[5]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate() const
							 | 
						|
								         {
							 | 
						|
								            return new node_type();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename Type,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const Sequence<Type,Allocator>& seq) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(seq);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type, typename T1>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(T1& t1) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type, typename T1>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_c(const T1& t1) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_cr(const T1& t1, T2& t2) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_rc(T1& t1, const T2& t2) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_rr(T1& t1, T2& t2) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_tt(T1 t1, T2 t2) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_ttt(T1 t1, T2 t2, T3 t3) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3, typename T4>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_tttt(T1 t1, T2 t2, T3 t3, T4 t4) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_rrr(T1& t1, T2& t2, T3& t3) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3, typename T4>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_rrrr(T1& t1, T2& t2, T3& t3, T4& t4) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3, typename T4, typename T5>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_rrrrr(T1& t1, T2& t2, T3& t3, T4& t4, T5& t5) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3, const T4& t4) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4, typename T5>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3, const T4& t4,
							 | 
						|
								                                                                          const T5& t5) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4, typename T5, typename T6>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3, const T4& t4,
							 | 
						|
								                                                                          const T5& t5, const T6& t6) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5,t6);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4,
							 | 
						|
								                   typename T5, typename T6, typename T7>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3, const T4& t4,
							 | 
						|
								                                                                          const T5& t5, const T6& t6,
							 | 
						|
								                                                                          const T7& t7) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5,t6,t7);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4,
							 | 
						|
								                   typename T5, typename T6,
							 | 
						|
								                   typename T7, typename T8>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3, const T4& t4,
							 | 
						|
								                                                                          const T5& t5, const T6& t6,
							 | 
						|
								                                                                          const T7& t7, const T8& t8) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5,t6,t7,t8);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4,
							 | 
						|
								                   typename T5, typename T6,
							 | 
						|
								                   typename T7, typename T8, typename T9>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const T2& t2,
							 | 
						|
								                                                                          const T3& t3, const T4& t4,
							 | 
						|
								                                                                          const T5& t5, const T6& t6,
							 | 
						|
								                                                                          const T7& t7, const T8& t8,
							 | 
						|
								                                                                          const T9& t9) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5,t6,t7,t8,t9);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4,
							 | 
						|
								                   typename T5, typename T6,
							 | 
						|
								                   typename T7, typename T8,
							 | 
						|
								                   typename T9, typename T10>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate(const T1& t1, const  T2&  t2,
							 | 
						|
								                                                                          const T3& t3, const  T4&  t4,
							 | 
						|
								                                                                          const T5& t5, const  T6&  t6,
							 | 
						|
								                                                                          const T7& t7, const  T8&  t8,
							 | 
						|
								                                                                          const T9& t9, const T10& t10) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5,t6,t7,t8,t9,t10);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2, typename T3>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_type(T1 t1, T2 t2, T3 t3) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_type(T1 t1, T2 t2,
							 | 
						|
								                                                                               T3 t3, T4 t4) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4,
							 | 
						|
								                   typename T5>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_type(T1 t1, T2 t2,
							 | 
						|
								                                                                               T3 t3, T4 t4,
							 | 
						|
								                                                                               T5 t5) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename node_type,
							 | 
						|
								                   typename T1, typename T2,
							 | 
						|
								                   typename T3, typename T4,
							 | 
						|
								                   typename T5, typename T6, typename T7>
							 | 
						|
								         inline expression_node<typename node_type::value_type>* allocate_type(T1 t1, T2 t2,
							 | 
						|
								                                                                               T3 t3, T4 t4,
							 | 
						|
								                                                                               T5 t5, T6 t6,
							 | 
						|
								                                                                               T7 t7) const
							 | 
						|
								         {
							 | 
						|
								            return new node_type(t1,t2,t3,t4,t5,t6,t7);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         void inline free(expression_node<T>*& e) const
							 | 
						|
								         {
							 | 
						|
								            delete e;
							 | 
						|
								            e = 0;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline void load_operations_map(std::multimap<std::string,details::base_operation_t,details::ilesscompare>& m)
							 | 
						|
								      {
							 | 
						|
								         #define register_op(Symbol,Type,Args)                                               \
							 | 
						|
								         m.insert(std::make_pair(std::string(Symbol),details::base_operation_t(Type,Args))); \
							 | 
						|
								
							 | 
						|
								         register_op(      "abs",e_abs     , 1)
							 | 
						|
								         register_op(     "acos",e_acos    , 1)
							 | 
						|
								         register_op(    "acosh",e_acosh   , 1)
							 | 
						|
								         register_op(     "asin",e_asin    , 1)
							 | 
						|
								         register_op(    "asinh",e_asinh   , 1)
							 | 
						|
								         register_op(     "atan",e_atan    , 1)
							 | 
						|
								         register_op(    "atanh",e_atanh   , 1)
							 | 
						|
								         register_op(     "ceil",e_ceil    , 1)
							 | 
						|
								         register_op(      "cos",e_cos     , 1)
							 | 
						|
								         register_op(     "cosh",e_cosh    , 1)
							 | 
						|
								         register_op(      "exp",e_exp     , 1)
							 | 
						|
								         register_op(    "expm1",e_expm1   , 1)
							 | 
						|
								         register_op(    "floor",e_floor   , 1)
							 | 
						|
								         register_op(      "log",e_log     , 1)
							 | 
						|
								         register_op(    "log10",e_log10   , 1)
							 | 
						|
								         register_op(     "log2",e_log2    , 1)
							 | 
						|
								         register_op(    "log1p",e_log1p   , 1)
							 | 
						|
								         register_op(    "round",e_round   , 1)
							 | 
						|
								         register_op(      "sin",e_sin     , 1)
							 | 
						|
								         register_op(     "sinc",e_sinc    , 1)
							 | 
						|
								         register_op(     "sinh",e_sinh    , 1)
							 | 
						|
								         register_op(      "sec",e_sec     , 1)
							 | 
						|
								         register_op(      "csc",e_csc     , 1)
							 | 
						|
								         register_op(     "sqrt",e_sqrt    , 1)
							 | 
						|
								         register_op(      "tan",e_tan     , 1)
							 | 
						|
								         register_op(     "tanh",e_tanh    , 1)
							 | 
						|
								         register_op(      "cot",e_cot     , 1)
							 | 
						|
								         register_op(  "rad2deg",e_r2d     , 1)
							 | 
						|
								         register_op(  "deg2rad",e_d2r     , 1)
							 | 
						|
								         register_op( "deg2grad",e_d2g     , 1)
							 | 
						|
								         register_op( "grad2deg",e_g2d     , 1)
							 | 
						|
								         register_op(      "sgn",e_sgn     , 1)
							 | 
						|
								         register_op(      "not",e_notl    , 1)
							 | 
						|
								         register_op(      "erf",e_erf     , 1)
							 | 
						|
								         register_op(     "erfc",e_erfc    , 1)
							 | 
						|
								         register_op(     "ncdf",e_ncdf    , 1)
							 | 
						|
								         register_op(     "frac",e_frac    , 1)
							 | 
						|
								         register_op(    "trunc",e_trunc   , 1)
							 | 
						|
								         register_op(    "atan2",e_atan2   , 2)
							 | 
						|
								         register_op(      "mod",e_mod     , 2)
							 | 
						|
								         register_op(     "logn",e_logn    , 2)
							 | 
						|
								         register_op(      "pow",e_pow     , 2)
							 | 
						|
								         register_op(     "root",e_root    , 2)
							 | 
						|
								         register_op(   "roundn",e_roundn  , 2)
							 | 
						|
								         register_op(    "equal",e_equal   , 2)
							 | 
						|
								         register_op("not_equal",e_nequal  , 2)
							 | 
						|
								         register_op(    "hypot",e_hypot   , 2)
							 | 
						|
								         register_op(      "shr",e_shr     , 2)
							 | 
						|
								         register_op(      "shl",e_shl     , 2)
							 | 
						|
								         register_op(    "clamp",e_clamp   , 3)
							 | 
						|
								         register_op(   "iclamp",e_iclamp  , 3)
							 | 
						|
								         register_op(  "inrange",e_inrange , 3)
							 | 
						|
								         #undef register_op
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   } // namespace details
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class ifunction
							 | 
						|
								   {
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      explicit ifunction(const std::size_t& pc, const bool hse = true)
							 | 
						|
								      : param_count(pc),
							 | 
						|
								        has_side_effects(hse)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      virtual ~ifunction()
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()()
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&,const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&,
							 | 
						|
								                                  const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      std::size_t param_count;
							 | 
						|
								      bool has_side_effects;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class ivararg_function
							 | 
						|
								   {
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      ivararg_function(const bool hse = true)
							 | 
						|
								      : has_side_effects(hse)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      virtual ~ivararg_function()
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const std::vector<T>&)
							 | 
						|
								      {
							 | 
						|
								         exprtk_debug(("ivararg_function::operator() - Operator has not been overriden.\n"));
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      bool has_side_effects;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class igeneric_function
							 | 
						|
								   {
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      typedef T type;
							 | 
						|
								      typedef type_store<T> generic_type;
							 | 
						|
								      typedef typename generic_type::parameter_list parameter_list_t;
							 | 
						|
								
							 | 
						|
								      igeneric_function(const std::string& param_seq = "",
							 | 
						|
								                        const bool hse = true)
							 | 
						|
								      : has_side_effects(hse),
							 | 
						|
								        parameter_sequence(param_seq)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      virtual ~igeneric_function()
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      // f(i_0,i_1,....,i_N) --> Number
							 | 
						|
								      inline virtual T operator()(parameter_list_t)
							 | 
						|
								      {
							 | 
						|
								         exprtk_debug(("igeneric_function::operator() - Operator has not been overriden. [1]\n"));
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      // f(i_0,i_1,....,i_N) --> String
							 | 
						|
								      inline virtual T operator()(std::string&, parameter_list_t)
							 | 
						|
								      {
							 | 
						|
								         exprtk_debug(("igeneric_function::operator() - Operator has not been overriden. [2]\n"));
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      // f(psi,i_0,i_1,....,i_N) --> Number
							 | 
						|
								      inline virtual T operator()(const std::size_t&, parameter_list_t)
							 | 
						|
								      {
							 | 
						|
								         exprtk_debug(("igeneric_function::operator() - Operator has not been overriden. [3]\n"));
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      // f(psi,i_0,i_1,....,i_N) --> String
							 | 
						|
								      inline virtual T operator()(const std::size_t&, std::string&, parameter_list_t)
							 | 
						|
								      {
							 | 
						|
								         exprtk_debug(("igeneric_function::operator() - Operator has not been overriden. [4]\n"));
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      bool has_side_effects;
							 | 
						|
								      std::string parameter_sequence;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T> class parser;
							 | 
						|
								   template <typename T> class expression_helper;
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class symbol_table
							 | 
						|
								   {
							 | 
						|
								   protected:
							 | 
						|
								
							 | 
						|
								      template <typename Type> class parser;
							 | 
						|
								
							 | 
						|
								   protected:
							 | 
						|
								
							 | 
						|
								      template <typename Type, typename RawType>
							 | 
						|
								      struct type_store
							 | 
						|
								      {
							 | 
						|
								         typedef details::expression_node<T>*        expression_ptr;
							 | 
						|
								         typedef typename details::variable_node<T>  variable_node_t;
							 | 
						|
								         typedef ifunction<T>                        ifunction_t;
							 | 
						|
								         typedef ivararg_function<T>                 ivararg_function_t;
							 | 
						|
								         typedef igeneric_function<T>                igeneric_function_t;
							 | 
						|
								         typedef details::vector_holder<T>           vector_t;
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         typedef typename details::stringvar_node<T> stringvar_node_t;
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         typedef Type type_t;
							 | 
						|
								         typedef type_t* type_ptr;
							 | 
						|
								         typedef std::pair<bool,type_ptr> type_pair_t;
							 | 
						|
								         typedef std::map<std::string,type_pair_t,details::ilesscompare> type_map_t;
							 | 
						|
								         typedef typename type_map_t::iterator tm_itr_t;
							 | 
						|
								         typedef typename type_map_t::const_iterator tm_const_itr_t;
							 | 
						|
								
							 | 
						|
								         enum { lut_size = 256 };
							 | 
						|
								
							 | 
						|
								         type_map_t  map;
							 | 
						|
								         std::size_t size;
							 | 
						|
								
							 | 
						|
								         type_store()
							 | 
						|
								         : size(0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline bool symbol_exists(const std::string& symbol_name) const
							 | 
						|
								         {
							 | 
						|
								            if (symbol_name.empty())
							 | 
						|
								               return false;
							 | 
						|
								            else if (map.end() != map.find(symbol_name))
							 | 
						|
								               return true;
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename PtrType>
							 | 
						|
								         inline std::string entity_name(const PtrType& ptr) const
							 | 
						|
								         {
							 | 
						|
								            if (map.empty())
							 | 
						|
								               return std::string();
							 | 
						|
								
							 | 
						|
								            tm_const_itr_t itr = map.begin();
							 | 
						|
								
							 | 
						|
								            while (map.end() != itr)
							 | 
						|
								            {
							 | 
						|
								               if (itr->second.second == ptr)
							 | 
						|
								               {
							 | 
						|
								                  return itr->first;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  ++itr;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return std::string();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_constant(const std::string& symbol_name) const
							 | 
						|
								         {
							 | 
						|
								            if (symbol_name.empty())
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               tm_const_itr_t itr = map.find(symbol_name);
							 | 
						|
								
							 | 
						|
								               if (map.end() == itr)
							 | 
						|
								                  return false;
							 | 
						|
								               else
							 | 
						|
								                  return (*itr).second.first;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Tie, typename RType>
							 | 
						|
								         inline bool add_impl(const std::string& symbol_name, RType t, const bool is_const)
							 | 
						|
								         {
							 | 
						|
								            if (symbol_name.size() > 1)
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < details::reserved_symbols_size; ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (details::imatch(symbol_name,details::reserved_symbols[i]))
							 | 
						|
								                  {
							 | 
						|
								                     return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            tm_itr_t itr = map.find(symbol_name);
							 | 
						|
								
							 | 
						|
								            if (map.end() == itr)
							 | 
						|
								            {
							 | 
						|
								               map[symbol_name] = Tie::make(t,is_const);
							 | 
						|
								               ++size;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         struct tie_array
							 | 
						|
								         {
							 | 
						|
								            static inline std::pair<bool,vector_t*> make(std::pair<T*,std::size_t> v, const bool is_const = false)
							 | 
						|
								            {
							 | 
						|
								               return std::make_pair(is_const,new vector_t(v.first,v.second));
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct tie_stdvec
							 | 
						|
								         {
							 | 
						|
								            template <typename Allocator>
							 | 
						|
								            static inline std::pair<bool,vector_t*> make(std::vector<T,Allocator>& v, const bool is_const = false)
							 | 
						|
								            {
							 | 
						|
								               return std::make_pair(is_const,new vector_t(v));
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct tie_stddeq
							 | 
						|
								         {
							 | 
						|
								            template <typename Allocator>
							 | 
						|
								            static inline std::pair<bool,vector_t*> make(std::deque<T,Allocator>& v, const bool is_const = false)
							 | 
						|
								            {
							 | 
						|
								               return std::make_pair(is_const,new vector_t(v));
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <std::size_t v_size>
							 | 
						|
								         inline bool add(const std::string& symbol_name, T (&v)[v_size], const bool is_const = false)
							 | 
						|
								         {
							 | 
						|
								            return add_impl<tie_array,std::pair<T*,std::size_t> >(symbol_name,std::make_pair(v,v_size),is_const);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool add(const std::string& symbol_name, T* v, const std::size_t v_size, const bool is_const = false)
							 | 
						|
								         {
							 | 
						|
								            return add_impl<tie_array,std::pair<T*,std::size_t> >(symbol_name,std::make_pair(v,v_size),is_const);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         inline bool add(const std::string& symbol_name, std::vector<T,Allocator>& v, const bool is_const = false)
							 | 
						|
								         {
							 | 
						|
								            return add_impl<tie_stdvec,std::vector<T,Allocator>&>(symbol_name,v,is_const);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator>
							 | 
						|
								         inline bool add(const std::string& symbol_name, std::deque<T,Allocator>& v, const bool is_const = false)
							 | 
						|
								         {
							 | 
						|
								            return add_impl<tie_stddeq,std::deque<T,Allocator>&>(symbol_name,v,is_const);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool add(const std::string& symbol_name, RawType& t, const bool is_const = false)
							 | 
						|
								         {
							 | 
						|
								            struct tie
							 | 
						|
								            {
							 | 
						|
								               static inline std::pair<bool,variable_node_t*> make(T& t,const bool is_const = false)
							 | 
						|
								               {
							 | 
						|
								                  return std::make_pair(is_const,new variable_node_t(t));
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               #ifndef exprtk_disable_string_capabilities
							 | 
						|
								               static inline std::pair<bool,stringvar_node_t*> make(std::string& t,const bool is_const = false)
							 | 
						|
								               {
							 | 
						|
								                  return std::make_pair(is_const,new stringvar_node_t(t));
							 | 
						|
								               }
							 | 
						|
								               #endif
							 | 
						|
								
							 | 
						|
								               static inline std::pair<bool,function_t*> make(function_t& t, const bool is_constant = false)
							 | 
						|
								               {
							 | 
						|
								                  return std::make_pair(is_constant,&t);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               static inline std::pair<bool,vararg_function_t*> make(vararg_function_t& t, const bool is_const = false)
							 | 
						|
								               {
							 | 
						|
								                  return std::make_pair(is_const,&t);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               static inline std::pair<bool,generic_function_t*> make(generic_function_t& t, const bool is_constant = false)
							 | 
						|
								               {
							 | 
						|
								                  return std::make_pair(is_constant,&t);
							 | 
						|
								               }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            if (symbol_name.size() > 1)
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < details::reserved_symbols_size; ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (details::imatch(symbol_name,details::reserved_symbols[i]))
							 | 
						|
								                  {
							 | 
						|
								                     return false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            tm_itr_t itr = map.find(symbol_name);
							 | 
						|
								
							 | 
						|
								            if (map.end() == itr)
							 | 
						|
								            {
							 | 
						|
								               map[symbol_name] = tie::make(t,is_const);
							 | 
						|
								               ++size;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline type_ptr get(const std::string& symbol_name) const
							 | 
						|
								         {
							 | 
						|
								            tm_const_itr_t itr = map.find(symbol_name);
							 | 
						|
								
							 | 
						|
								            if (map.end() == itr)
							 | 
						|
								               return reinterpret_cast<type_ptr>(0);
							 | 
						|
								            else
							 | 
						|
								               return itr->second.second;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename TType, typename TRawType, typename PtrType>
							 | 
						|
								         struct ptr_match
							 | 
						|
								         {
							 | 
						|
								            static inline bool test(const PtrType, const void*)
							 | 
						|
								            {
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         template <typename TType, typename TRawType>
							 | 
						|
								         struct ptr_match<TType,TRawType,variable_node_t*>
							 | 
						|
								         {
							 | 
						|
								            static inline bool test(const variable_node_t* p, const void* ptr)
							 | 
						|
								            {
							 | 
						|
								               exprtk_debug(("ptr_match::test() - %p <--> %p\n",(void*)(&(p->ref())),ptr));
							 | 
						|
								               return (&(p->ref()) == ptr);
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         inline type_ptr get_from_varptr(const void* ptr) const
							 | 
						|
								         {
							 | 
						|
								            tm_const_itr_t itr = map.begin();
							 | 
						|
								
							 | 
						|
								            while (map.end() != itr)
							 | 
						|
								            {
							 | 
						|
								               type_ptr ret_ptr = itr->second.second;
							 | 
						|
								
							 | 
						|
								               if (ptr_match<Type,RawType,type_ptr>::test(ret_ptr,ptr))
							 | 
						|
								               {
							 | 
						|
								                  return ret_ptr;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               ++itr;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return type_ptr(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool remove(const std::string& symbol_name, const bool delete_node = true)
							 | 
						|
								         {
							 | 
						|
								            tm_itr_t itr = map.find(symbol_name);
							 | 
						|
								
							 | 
						|
								            if (map.end() != itr)
							 | 
						|
								            {
							 | 
						|
								               struct deleter
							 | 
						|
								               {
							 | 
						|
								                  static inline void process(std::pair<bool,variable_node_t*>& n)  { delete n.second; }
							 | 
						|
								                  static inline void process(std::pair<bool,vector_t*>& n)         { delete n.second; }
							 | 
						|
								                  #ifndef exprtk_disable_string_capabilities
							 | 
						|
								                  static inline void process(std::pair<bool,stringvar_node_t*>& n) { delete n.second; }
							 | 
						|
								                  #endif
							 | 
						|
								                  static inline void process(std::pair<bool,function_t*>&)         {                  }
							 | 
						|
								               };
							 | 
						|
								
							 | 
						|
								               if (delete_node)
							 | 
						|
								               {
							 | 
						|
								                  deleter::process((*itr).second);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               map.erase(itr);
							 | 
						|
								               --size;
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline RawType& type_ref(const std::string& symbol_name)
							 | 
						|
								         {
							 | 
						|
								            struct init_type
							 | 
						|
								            {
							 | 
						|
								               static inline double set(double)           { return (0.0);           }
							 | 
						|
								               static inline double set(long double)      { return (0.0);           }
							 | 
						|
								               static inline float  set(float)            { return (0.0f);          }
							 | 
						|
								               static inline std::string set(std::string) { return std::string(""); }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            static RawType null_type = init_type::set(RawType());
							 | 
						|
								
							 | 
						|
								            tm_const_itr_t itr = map.find(symbol_name);
							 | 
						|
								            if (map.end() == itr)
							 | 
						|
								               return null_type;
							 | 
						|
								            else
							 | 
						|
								               return itr->second.second->ref();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void clear(const bool delete_node = true)
							 | 
						|
								         {
							 | 
						|
								            struct deleter
							 | 
						|
								            {
							 | 
						|
								               static inline void process(std::pair<bool,variable_node_t*>& n)  { delete n.second; }
							 | 
						|
								               static inline void process(std::pair<bool,vector_t*>& n)         { delete n.second; }
							 | 
						|
								               static inline void process(std::pair<bool,function_t*>&)         {                  }
							 | 
						|
								               #ifndef exprtk_disable_string_capabilities
							 | 
						|
								               static inline void process(std::pair<bool,stringvar_node_t*>& n) { delete n.second; }
							 | 
						|
								               #endif
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            if (!map.empty())
							 | 
						|
								            {
							 | 
						|
								               if (delete_node)
							 | 
						|
								               {
							 | 
						|
								                  tm_itr_t itr = map.begin();
							 | 
						|
								                  tm_itr_t end = map.end();
							 | 
						|
								
							 | 
						|
								                  while (end != itr)
							 | 
						|
								                  {
							 | 
						|
								                     deleter::process((*itr).second);
							 | 
						|
								                     ++itr;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               map.clear();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            size = 0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename, typename> class Sequence>
							 | 
						|
								         inline std::size_t get_list(Sequence<std::pair<std::string,RawType>,Allocator>& list) const
							 | 
						|
								         {
							 | 
						|
								            std::size_t count = 0;
							 | 
						|
								
							 | 
						|
								            if (!map.empty())
							 | 
						|
								            {
							 | 
						|
								               tm_const_itr_t itr = map.begin();
							 | 
						|
								               tm_const_itr_t end = map.end();
							 | 
						|
								
							 | 
						|
								               while (end != itr)
							 | 
						|
								               {
							 | 
						|
								                  list.push_back(std::make_pair((*itr).first,itr->second.second->ref()));
							 | 
						|
								                  ++itr;
							 | 
						|
								                  ++count;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return count;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename, typename> class Sequence>
							 | 
						|
								         inline std::size_t get_list(Sequence<std::string,Allocator>& vlist) const
							 | 
						|
								         {
							 | 
						|
								            std::size_t count = 0;
							 | 
						|
								
							 | 
						|
								            if (!map.empty())
							 | 
						|
								            {
							 | 
						|
								               tm_const_itr_t itr = map.begin();
							 | 
						|
								               tm_const_itr_t end = map.end();
							 | 
						|
								
							 | 
						|
								               while (end != itr)
							 | 
						|
								               {
							 | 
						|
								                  vlist.push_back((*itr).first);
							 | 
						|
								                  ++itr;
							 | 
						|
								                  ++count;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return count;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      typedef details::expression_node<T>* expression_ptr;
							 | 
						|
								      typedef typename details::variable_node<T> variable_t;
							 | 
						|
								      typedef typename details::vector_holder<T> vector_holder_t;
							 | 
						|
								      typedef variable_t* variable_ptr;
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      typedef typename details::stringvar_node<T> stringvar_t;
							 | 
						|
								      typedef stringvar_t* stringvar_ptr;
							 | 
						|
								      #endif
							 | 
						|
								      typedef ifunction<T> function_t;
							 | 
						|
								      typedef ivararg_function<T> vararg_function_t;
							 | 
						|
								      typedef igeneric_function<T> generic_function_t;
							 | 
						|
								      typedef function_t* function_ptr;
							 | 
						|
								      typedef vararg_function_t* vararg_function_ptr;
							 | 
						|
								      typedef generic_function_t* generic_function_ptr;
							 | 
						|
								
							 | 
						|
								      static const std::size_t lut_size = 256;
							 | 
						|
								
							 | 
						|
								      // Symbol Table Holder
							 | 
						|
								      struct st_holder
							 | 
						|
								      {
							 | 
						|
								         struct st_data
							 | 
						|
								         {
							 | 
						|
								            type_store<typename details::variable_node<T>,T> variable_store;
							 | 
						|
								            #ifndef exprtk_disable_string_capabilities
							 | 
						|
								            type_store<typename details::stringvar_node<T>,std::string> stringvar_store;
							 | 
						|
								            #endif
							 | 
						|
								            type_store<ifunction<T>,ifunction<T> > function_store;
							 | 
						|
								            type_store<ivararg_function<T>,ivararg_function<T> > vararg_function_store;
							 | 
						|
								            type_store<igeneric_function<T>,igeneric_function<T> > generic_function_store;
							 | 
						|
								            type_store<igeneric_function<T>,igeneric_function<T> > string_function_store;
							 | 
						|
								            type_store<vector_holder_t,vector_holder_t> vector_store;
							 | 
						|
								
							 | 
						|
								            st_data()
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < details::reserved_words_size; ++i)
							 | 
						|
								               {
							 | 
						|
								                  reserved_symbol_table_.insert(details::reserved_words[i]);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 0; i < details::reserved_symbols_size; ++i)
							 | 
						|
								               {
							 | 
						|
								                  reserved_symbol_table_.insert(details::reserved_symbols[i]);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            inline bool is_reserved_symbol(const std::string& symbol) const
							 | 
						|
								            {
							 | 
						|
								               return (reserved_symbol_table_.end() != reserved_symbol_table_.find(symbol));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::list<T> local_symbol_list_;
							 | 
						|
								            std::list<std::string> local_stringvar_list_;
							 | 
						|
								            std::set<std::string> reserved_symbol_table_;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         st_holder()
							 | 
						|
								         : ref_count(1),
							 | 
						|
								           data_(new st_data)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         st_holder(st_data* data)
							 | 
						|
								         : ref_count(1),
							 | 
						|
								           data_(data)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~st_holder()
							 | 
						|
								         {
							 | 
						|
								            if (data_ && (0 == ref_count))
							 | 
						|
								            {
							 | 
						|
								               delete data_;
							 | 
						|
								               data_ = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t ref_count;
							 | 
						|
								         st_data* data_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      symbol_table()
							 | 
						|
								      : holder_(new st_holder)
							 | 
						|
								      {
							 | 
						|
								         clear();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								     ~symbol_table()
							 | 
						|
								      {
							 | 
						|
								         if (holder_)
							 | 
						|
								         {
							 | 
						|
								            if (0 == --holder_->ref_count)
							 | 
						|
								            {
							 | 
						|
								               clear();
							 | 
						|
								               delete holder_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      symbol_table(const symbol_table<T>& st)
							 | 
						|
								      {
							 | 
						|
								         holder_ = st.holder_;
							 | 
						|
								         holder_->ref_count++;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline symbol_table<T>& operator=(const symbol_table<T>& st)
							 | 
						|
								      {
							 | 
						|
								         if (holder_)
							 | 
						|
								         {
							 | 
						|
								            if (0 == --holder_->ref_count)
							 | 
						|
								            {
							 | 
						|
								               delete holder_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            holder_ = 0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         holder_ = st.holder_;
							 | 
						|
								         holder_->ref_count++;
							 | 
						|
								
							 | 
						|
								         return *this;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool operator==(const symbol_table<T>& st)
							 | 
						|
								      {
							 | 
						|
								         return (this == &st) || (holder_ == st.holder_);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void clear_variables(const bool delete_node = true)
							 | 
						|
								      {
							 | 
						|
								         local_data().variable_store.clear(delete_node);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void clear_functions()
							 | 
						|
								      {
							 | 
						|
								         local_data().function_store.clear();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void clear_strings()
							 | 
						|
								      {
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         local_data().stringvar_store.clear();
							 | 
						|
								         #endif
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void clear_vectors()
							 | 
						|
								      {
							 | 
						|
								         local_data().vector_store.clear();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void clear()
							 | 
						|
								      {
							 | 
						|
								         if (!valid()) return;
							 | 
						|
								         clear_variables();
							 | 
						|
								         clear_functions();
							 | 
						|
								         clear_strings  ();
							 | 
						|
								         clear_vectors  ();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::size_t variable_count() const
							 | 
						|
								      {
							 | 
						|
								         if (valid())
							 | 
						|
								            return local_data().variable_store.size;
							 | 
						|
								         else
							 | 
						|
								            return 0;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline std::size_t stringvar_count() const
							 | 
						|
								      {
							 | 
						|
								         if (valid())
							 | 
						|
								            return local_data().stringvar_store.size;
							 | 
						|
								         else
							 | 
						|
								            return 0;
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline std::size_t function_count() const
							 | 
						|
								      {
							 | 
						|
								         if (valid())
							 | 
						|
								            return local_data().function_store.size;
							 | 
						|
								         else
							 | 
						|
								            return 0;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::size_t vector_count() const
							 | 
						|
								      {
							 | 
						|
								         if (valid())
							 | 
						|
								            return local_data().vector_store.size;
							 | 
						|
								         else
							 | 
						|
								            return 0;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline variable_ptr get_variable(const std::string& variable_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<variable_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(variable_name))
							 | 
						|
								            return reinterpret_cast<variable_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.get(variable_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline variable_ptr get_variable(const T& var_ref) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<variable_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.get_from_varptr(
							 | 
						|
								                                                  reinterpret_cast<const void*>(&var_ref));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline stringvar_ptr get_stringvar(const std::string& string_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<stringvar_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(string_name))
							 | 
						|
								            return reinterpret_cast<stringvar_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.get(string_name);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline function_ptr get_function(const std::string& function_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<function_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(function_name))
							 | 
						|
								            return reinterpret_cast<function_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().function_store.get(function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline vararg_function_ptr get_vararg_function(const std::string& vararg_function_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<vararg_function_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(vararg_function_name))
							 | 
						|
								            return reinterpret_cast<vararg_function_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().vararg_function_store.get(vararg_function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline generic_function_ptr get_generic_function(const std::string& function_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<generic_function_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(function_name))
							 | 
						|
								            return reinterpret_cast<generic_function_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().generic_function_store.get(function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline generic_function_ptr get_string_function(const std::string& function_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<generic_function_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(function_name))
							 | 
						|
								            return reinterpret_cast<generic_function_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().string_function_store.get(function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      typedef vector_holder_t* vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								      inline vector_holder_ptr get_vector(const std::string& vector_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return reinterpret_cast<vector_holder_ptr>(0);
							 | 
						|
								         else if (!valid_symbol(vector_name))
							 | 
						|
								            return reinterpret_cast<vector_holder_ptr>(0);
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.get(vector_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline T& variable_ref(const std::string& symbol_name)
							 | 
						|
								      {
							 | 
						|
								         static T null_var = T(0);
							 | 
						|
								         if (!valid())
							 | 
						|
								            return null_var;
							 | 
						|
								         else if (!valid_symbol(symbol_name))
							 | 
						|
								            return null_var;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.type_ref(symbol_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline std::string& stringvar_ref(const std::string& symbol_name)
							 | 
						|
								      {
							 | 
						|
								         static std::string null_stringvar;
							 | 
						|
								         if (!valid())
							 | 
						|
								            return null_stringvar;
							 | 
						|
								         else if (!valid_symbol(symbol_name))
							 | 
						|
								            return null_stringvar;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.type_ref(symbol_name);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool is_constant_node(const std::string& symbol_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(symbol_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.is_constant(symbol_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline bool is_constant_string(const std::string& symbol_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(symbol_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (!local_data().stringvar_store.symbol_exists(symbol_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.is_constant(symbol_name);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool create_variable(const std::string& variable_name, const T& value = T(0))
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(variable_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(variable_name))
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         local_data().local_symbol_list_.push_back(value);
							 | 
						|
								         T& t = local_data().local_symbol_list_.back();
							 | 
						|
								
							 | 
						|
								         return add_variable(variable_name,t);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline bool create_stringvar(const std::string& stringvar_name, const std::string& value = std::string(""))
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(stringvar_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(stringvar_name))
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         local_data().local_stringvar_list_.push_back(value);
							 | 
						|
								         std::string& s = local_data().local_stringvar_list_.back();
							 | 
						|
								
							 | 
						|
								         return add_stringvar(stringvar_name,s);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool add_variable(const std::string& variable_name, T& t, const bool is_constant = false)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(variable_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(variable_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.add(variable_name,t,is_constant);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_constant(const std::string& constant_name, const T& value)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(constant_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(constant_name))
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         local_data().local_symbol_list_.push_back(value);
							 | 
						|
								         T& t = local_data().local_symbol_list_.back();
							 | 
						|
								
							 | 
						|
								         return add_variable(constant_name,t,true);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline bool add_stringvar(const std::string& stringvar_name, std::string& s, const bool is_constant = false)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(stringvar_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(stringvar_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.add(stringvar_name,s,is_constant);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool add_function(const std::string& function_name, function_t& function)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(function_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(function_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().function_store.add(function_name,function);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_function(const std::string& vararg_function_name, vararg_function_t& vararg_function)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(vararg_function_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(vararg_function_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vararg_function_store.add(vararg_function_name,vararg_function);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      enum func_type
							 | 
						|
								      {
							 | 
						|
								         e_ft_unknown   = 0,
							 | 
						|
								         e_ft_basicfunc = 1,
							 | 
						|
								         e_ft_strfunc   = 2
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline bool add_function(const std::string& function_name, generic_function_t& function, const func_type ft = e_ft_basicfunc)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(function_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(function_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (std::string::npos != function.parameter_sequence.find_first_not_of("STV*?|"))
							 | 
						|
								            return false;
							 | 
						|
								         else if (e_ft_basicfunc == ft)
							 | 
						|
								            return local_data().generic_function_store.add(function_name,function);
							 | 
						|
								         else if (e_ft_strfunc == ft)
							 | 
						|
								            return local_data().string_function_store.add(function_name, function);
							 | 
						|
								         else
							 | 
						|
								            return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <std::size_t N>
							 | 
						|
								      inline bool add_vector(const std::string& vector_name, T (&v)[N])
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.add(vector_name,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_vector(const std::string& vector_name, T* v, const std::size_t& v_size)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.add(vector_name,v,v_size);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator>
							 | 
						|
								      inline bool add_vector(const std::string& vector_name, std::vector<T,Allocator>& v)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.add(vector_name,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator>
							 | 
						|
								      inline bool add_vector(const std::string& vector_name, std::deque<T,Allocator>& v)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_exists(vector_name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.add(vector_name,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool remove_variable(const std::string& variable_name, const bool delete_node = true)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.remove(variable_name, delete_node);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline bool remove_stringvar(const std::string& string_name)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.remove(string_name);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool remove_function(const std::string& function_name)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().function_store.remove(function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool remove_vararg_function(const std::string& vararg_function_name)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vararg_function_store.remove(vararg_function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool remove_vector(const std::string& vector_name)
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.remove(vector_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_constants()
							 | 
						|
								      {
							 | 
						|
								         return add_pi      () &&
							 | 
						|
								                add_epsilon () &&
							 | 
						|
								                add_infinity();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_pi()
							 | 
						|
								      {
							 | 
						|
								         static const T local_pi = T(details::numeric::constant::pi);
							 | 
						|
								         return add_constant("pi",local_pi);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_epsilon()
							 | 
						|
								      {
							 | 
						|
								         static const T local_epsilon = details::numeric::details::epsilon_type<T>::value();
							 | 
						|
								         return add_constant("epsilon",local_epsilon);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add_infinity()
							 | 
						|
								      {
							 | 
						|
								         static const T local_infinity = std::numeric_limits<T>::infinity();
							 | 
						|
								         return add_constant("inf",local_infinity);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename, typename> class Sequence>
							 | 
						|
								      inline std::size_t get_variable_list(Sequence<std::pair<std::string,T>,Allocator>& vlist) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return 0;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.get_list(vlist);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename, typename> class Sequence>
							 | 
						|
								      inline std::size_t get_variable_list(Sequence<std::string,Allocator>& vlist) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return 0;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.get_list(vlist);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename, typename> class Sequence>
							 | 
						|
								      inline std::size_t get_stringvar_list(Sequence<std::pair<std::string,std::string>,Allocator>& svlist) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return 0;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.get_list(svlist);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename, typename> class Sequence>
							 | 
						|
								      inline std::size_t get_stringvar_list(Sequence<std::string,Allocator>& svlist) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return 0;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.get_list(svlist);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename, typename> class Sequence>
							 | 
						|
								      inline std::size_t get_vector_list(Sequence<std::string,Allocator>& vlist) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return 0;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.get_list(vlist);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool symbol_exists(const std::string& symbol_name) const
							 | 
						|
								      {
							 | 
						|
								         /*
							 | 
						|
								            Will return true if symbol_name exists as either a reserved symbol,
							 | 
						|
								            variable, stringvar or function name in any of the type stores.
							 | 
						|
								         */
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (local_data().variable_store.symbol_exists(symbol_name))
							 | 
						|
								            return true;
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         else if (local_data().stringvar_store.symbol_exists(symbol_name))
							 | 
						|
								            return true;
							 | 
						|
								         #endif
							 | 
						|
								         else if (local_data().function_store.symbol_exists(symbol_name))
							 | 
						|
								            return true;
							 | 
						|
								         else if (local_data().is_reserved_symbol(symbol_name))
							 | 
						|
								            return true;
							 | 
						|
								         else
							 | 
						|
								            return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_variable(const std::string& variable_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().variable_store.symbol_exists(variable_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline bool is_stringvar(const std::string& stringvar_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().stringvar_store.symbol_exists(stringvar_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_conststr_stringvar(const std::string& symbol_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else if (!valid_symbol(symbol_name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (!local_data().stringvar_store.symbol_exists(symbol_name))
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         return (
							 | 
						|
								                  local_data().stringvar_store.symbol_exists(symbol_name) ||
							 | 
						|
								                  local_data().stringvar_store.is_constant  (symbol_name)
							 | 
						|
								                );
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool is_function(const std::string& function_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().function_store.symbol_exists(function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_vararg_function(const std::string& vararg_function_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vararg_function_store.symbol_exists(vararg_function_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool is_vector(const std::string& vector_name) const
							 | 
						|
								      {
							 | 
						|
								         if (!valid())
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return local_data().vector_store.symbol_exists(vector_name);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::string get_variable_name(const expression_ptr& ptr) const
							 | 
						|
								      {
							 | 
						|
								         return local_data().variable_store.entity_name(ptr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::string get_vector_name(const vector_holder_ptr& ptr) const
							 | 
						|
								      {
							 | 
						|
								         return local_data().vector_store.entity_name(ptr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      inline std::string get_stringvar_name(const expression_ptr& ptr) const
							 | 
						|
								      {
							 | 
						|
								         return local_data().stringvar_store.entity_name(ptr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::string get_conststr_stringvar_name(const expression_ptr& ptr) const
							 | 
						|
								      {
							 | 
						|
								         return local_data().stringvar_store.entity_name(ptr);
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool valid() const
							 | 
						|
								      {
							 | 
						|
								         // Symbol table sanity check.
							 | 
						|
								         return holder_ && holder_->data_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void load_from(const symbol_table<T>& st)
							 | 
						|
								      {
							 | 
						|
								         {
							 | 
						|
								            std::vector<std::string> name_list;
							 | 
						|
								
							 | 
						|
								            st.local_data().function_store.get_list(name_list);
							 | 
						|
								
							 | 
						|
								            if (!name_list.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < name_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  exprtk::ifunction<T>& ifunc = *st.get_function(name_list[i]);
							 | 
						|
								                  add_function(name_list[i],ifunc);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            std::vector<std::string> name_list;
							 | 
						|
								
							 | 
						|
								            st.local_data().vararg_function_store.get_list(name_list);
							 | 
						|
								
							 | 
						|
								            if (!name_list.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < name_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  exprtk::ivararg_function<T>& ivafunc = *st.get_vararg_function(name_list[i]);
							 | 
						|
								                  add_function(name_list[i],ivafunc);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            std::vector<std::string> name_list;
							 | 
						|
								
							 | 
						|
								            st.local_data().generic_function_store.get_list(name_list);
							 | 
						|
								
							 | 
						|
								            if (!name_list.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < name_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  exprtk::igeneric_function<T>& ifunc = *st.get_generic_function(name_list[i]);
							 | 
						|
								                  add_function(name_list[i],ifunc);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            std::vector<std::string> name_list;
							 | 
						|
								
							 | 
						|
								            st.local_data().string_function_store.get_list(name_list);
							 | 
						|
								
							 | 
						|
								            if (!name_list.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < name_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  exprtk::igeneric_function<T>& ifunc = *st.get_string_function(name_list[i]);
							 | 
						|
								                  add_function(name_list[i],ifunc,e_ft_strfunc);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      inline bool valid_symbol(const std::string& symbol) const
							 | 
						|
								      {
							 | 
						|
								         if (symbol.empty())
							 | 
						|
								            return false;
							 | 
						|
								         if (!details::is_letter(symbol[0]))
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol.size() > 1)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 1; i < symbol.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (
							 | 
						|
								                    (!details::is_letter(symbol[i])) &&
							 | 
						|
								                    (!details:: is_digit(symbol[i])) &&
							 | 
						|
								                    ('_' != symbol[i])
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return (!local_data().is_reserved_symbol(symbol));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline typename st_holder::st_data& local_data()
							 | 
						|
								      {
							 | 
						|
								         return *(holder_->data_);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline const typename st_holder::st_data& local_data() const
							 | 
						|
								      {
							 | 
						|
								         return *(holder_->data_);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      st_holder* holder_;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class function_compositor;
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class expression
							 | 
						|
								   {
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      typedef details::expression_node<T>*  expression_ptr;
							 | 
						|
								      typedef details::vector_holder<T>* vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								      struct expression_holder
							 | 
						|
								      {
							 | 
						|
								         enum data_type
							 | 
						|
								         {
							 | 
						|
								            e_unknown  ,
							 | 
						|
								            e_expr     ,
							 | 
						|
								            e_vecholder,
							 | 
						|
								            e_data     ,
							 | 
						|
								            e_vecdata  ,
							 | 
						|
								            e_string
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct data_pack
							 | 
						|
								         {
							 | 
						|
								            data_pack()
							 | 
						|
								            : pointer(0),
							 | 
						|
								              type(e_unknown),
							 | 
						|
								              size(0)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								            data_pack(void* ptr, data_type dt, std::size_t sz = 0)
							 | 
						|
								            : pointer(ptr),
							 | 
						|
								              type(dt),
							 | 
						|
								              size(sz)
							 | 
						|
								            {}
							 | 
						|
								
							 | 
						|
								            void*       pointer;
							 | 
						|
								            data_type   type;
							 | 
						|
								            std::size_t size;
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         typedef std::vector<data_pack> local_data_list_t;
							 | 
						|
								
							 | 
						|
								         expression_holder()
							 | 
						|
								         : ref_count(0),
							 | 
						|
								           expr(0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         expression_holder(expression_ptr e)
							 | 
						|
								         : ref_count(1),
							 | 
						|
								           expr(e)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~expression_holder()
							 | 
						|
								         {
							 | 
						|
								            if (expr && details::branch_deletable(expr))
							 | 
						|
								            {
							 | 
						|
								               delete expr;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!local_data_list.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < local_data_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  switch (local_data_list[i].type)
							 | 
						|
								                  {
							 | 
						|
								                     case e_expr      : delete reinterpret_cast<expression_ptr>(local_data_list[i].pointer);
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                     case e_vecholder : delete reinterpret_cast<vector_holder_ptr>(local_data_list[i].pointer);
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                     case e_data      : delete (T*)(local_data_list[i].pointer);
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                     case e_vecdata   : delete [] (T*)(local_data_list[i].pointer);
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                     case e_string    : delete (std::string*)(local_data_list[i].pointer);
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                     default          : break;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t ref_count;
							 | 
						|
								         expression_ptr expr;
							 | 
						|
								         local_data_list_t local_data_list;
							 | 
						|
								
							 | 
						|
								         friend class function_compositor<T>;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      expression()
							 | 
						|
								      : expression_holder_(0)
							 | 
						|
								      {
							 | 
						|
								         set_expression(new details::null_node<T>());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      expression(const expression<T>& e)
							 | 
						|
								      : expression_holder_(e.expression_holder_),
							 | 
						|
								        symbol_table_(e.symbol_table_)
							 | 
						|
								      {
							 | 
						|
								         expression_holder_->ref_count++;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression<T>& operator=(const expression<T>& e)
							 | 
						|
								      {
							 | 
						|
								         if (this != &e)
							 | 
						|
								         {
							 | 
						|
								            if (expression_holder_)
							 | 
						|
								            {
							 | 
						|
								               if (0 == --expression_holder_->ref_count)
							 | 
						|
								               {
							 | 
						|
								                  delete expression_holder_;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               expression_holder_ = 0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            expression_holder_ = e.expression_holder_;
							 | 
						|
								            expression_holder_->ref_count++;
							 | 
						|
								            symbol_table_ = e.symbol_table_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return *this;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool operator==(const expression<T>& e)
							 | 
						|
								      {
							 | 
						|
								         return (this == &e);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool operator!() const
							 | 
						|
								      {
							 | 
						|
								         return (
							 | 
						|
								                  (0 == expression_holder_      ) ||
							 | 
						|
								                  (0 == expression_holder_->expr)
							 | 
						|
								                );
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression<T>& release()
							 | 
						|
								      {
							 | 
						|
								         if (expression_holder_)
							 | 
						|
								         {
							 | 
						|
								            if (0 == --expression_holder_->ref_count)
							 | 
						|
								            {
							 | 
						|
								               delete expression_holder_;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            expression_holder_ = 0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return *this;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								     ~expression()
							 | 
						|
								      {
							 | 
						|
								         if (expression_holder_)
							 | 
						|
								         {
							 | 
						|
								            if (0 == --expression_holder_->ref_count)
							 | 
						|
								            {
							 | 
						|
								               delete expression_holder_;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline T value() const
							 | 
						|
								      {
							 | 
						|
								         return expression_holder_->expr->value();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline T operator()() const
							 | 
						|
								      {
							 | 
						|
								         return value();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline operator T() const
							 | 
						|
								      {
							 | 
						|
								         return value();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline operator bool() const
							 | 
						|
								      {
							 | 
						|
								         return details::is_true(value());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void register_symbol_table(symbol_table<T>& st)
							 | 
						|
								      {
							 | 
						|
								         symbol_table_ = st;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline const symbol_table<T>& get_symbol_table() const
							 | 
						|
								      {
							 | 
						|
								         return symbol_table_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline symbol_table<T>& get_symbol_table()
							 | 
						|
								      {
							 | 
						|
								         return symbol_table_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      inline void set_expression(const expression_ptr expr)
							 | 
						|
								      {
							 | 
						|
								         if (expr)
							 | 
						|
								         {
							 | 
						|
								            if (expression_holder_)
							 | 
						|
								            {
							 | 
						|
								               if (0 == --expression_holder_->ref_count)
							 | 
						|
								               {
							 | 
						|
								                  delete expression_holder_;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            expression_holder_ = new expression_holder(expr);
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void register_local_var(expression_ptr expr)
							 | 
						|
								      {
							 | 
						|
								         if (expr)
							 | 
						|
								         {
							 | 
						|
								            if (expression_holder_)
							 | 
						|
								            {
							 | 
						|
								               expression_holder_->
							 | 
						|
								                  local_data_list.push_back(
							 | 
						|
								                     typename expression<T>::expression_holder::
							 | 
						|
								                        data_pack(reinterpret_cast<void*>(expr),
							 | 
						|
								                                  expression_holder::e_expr));
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void register_local_var(vector_holder_ptr vec_holder)
							 | 
						|
								      {
							 | 
						|
								         if (vec_holder)
							 | 
						|
								         {
							 | 
						|
								            if (expression_holder_)
							 | 
						|
								            {
							 | 
						|
								               expression_holder_->
							 | 
						|
								                  local_data_list.push_back(
							 | 
						|
								                     typename expression<T>::expression_holder::
							 | 
						|
								                        data_pack(reinterpret_cast<void*>(vec_holder),
							 | 
						|
								                                  expression_holder::e_vecholder));
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void register_local_data(void* data, const std::size_t& size = 0, const bool vectype = false)
							 | 
						|
								      {
							 | 
						|
								         if (data)
							 | 
						|
								         {
							 | 
						|
								            if (expression_holder_)
							 | 
						|
								            {
							 | 
						|
								               expression_holder_->
							 | 
						|
								                  local_data_list.push_back(
							 | 
						|
								                     typename expression<T>::expression_holder::
							 | 
						|
								                        data_pack(reinterpret_cast<void*>(data),
							 | 
						|
								                                  vectype ? expression_holder::e_vecdata :
							 | 
						|
								                                            expression_holder::e_data,
							 | 
						|
								                                  size));
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline const typename expression_holder::local_data_list_t& local_data_list()
							 | 
						|
								      {
							 | 
						|
								         if (expression_holder_)
							 | 
						|
								         {
							 | 
						|
								            return expression_holder_->local_data_list;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            static typename expression_holder::local_data_list_t null_local_data_list;
							 | 
						|
								            return null_local_data_list;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      expression_holder* expression_holder_;
							 | 
						|
								      symbol_table<T> symbol_table_;
							 | 
						|
								
							 | 
						|
								      friend class parser<T>;
							 | 
						|
								      friend class expression_helper<T>;
							 | 
						|
								      friend class function_compositor<T>;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class expression_helper
							 | 
						|
								   {
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      static inline bool is_constant(const expression<T>& expr)
							 | 
						|
								      {
							 | 
						|
								         return details::is_constant_node(expr.expression_holder_->expr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static inline bool is_variable(const expression<T>& expr)
							 | 
						|
								      {
							 | 
						|
								         return details::is_variable_node(expr.expression_holder_->expr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static inline bool is_unary(const expression<T>& expr)
							 | 
						|
								      {
							 | 
						|
								         return details::is_unary_node(expr.expression_holder_->expr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static inline bool is_binary(const expression<T>& expr)
							 | 
						|
								      {
							 | 
						|
								         return details::is_binary_node(expr.expression_holder_->expr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static inline bool is_function(const expression<T>& expr)
							 | 
						|
								      {
							 | 
						|
								         return details::is_function(expr.expression_holder_->expr);
							 | 
						|
								      }
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   namespace parser_error
							 | 
						|
								   {
							 | 
						|
								      enum error_mode
							 | 
						|
								      {
							 | 
						|
								         e_unknown = 0,
							 | 
						|
								         e_syntax  = 1,
							 | 
						|
								         e_token   = 2,
							 | 
						|
								         e_numeric = 4,
							 | 
						|
								         e_symtab  = 5,
							 | 
						|
								         e_lexer   = 6,
							 | 
						|
								         e_helper  = 7
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct type
							 | 
						|
								      {
							 | 
						|
								         type()
							 | 
						|
								         : mode(parser_error::e_unknown),
							 | 
						|
								           line_no  (0),
							 | 
						|
								           column_no(0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         lexer::token token;
							 | 
						|
								         error_mode mode;
							 | 
						|
								         std::string diagnostic;
							 | 
						|
								         std::string error_line;
							 | 
						|
								         std::size_t line_no;
							 | 
						|
								         std::size_t column_no;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline type make_error(error_mode mode, const std::string& diagnostic = "")
							 | 
						|
								      {
							 | 
						|
								         type t;
							 | 
						|
								         t.mode       = mode;
							 | 
						|
								         t.token.type = lexer::token::e_error;
							 | 
						|
								         t.diagnostic = diagnostic;
							 | 
						|
								         exprtk_debug(((diagnostic + "\n").c_str()));
							 | 
						|
								         return t;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline type make_error(error_mode mode, const lexer::token& tk, const std::string& diagnostic = "")
							 | 
						|
								      {
							 | 
						|
								         type t;
							 | 
						|
								         t.mode       = mode;
							 | 
						|
								         t.token      = tk;
							 | 
						|
								         t.diagnostic = diagnostic;
							 | 
						|
								         exprtk_debug(((diagnostic + "\n").c_str()));
							 | 
						|
								         return t;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::string to_str(error_mode mode)
							 | 
						|
								      {
							 | 
						|
								         switch (mode)
							 | 
						|
								         {
							 | 
						|
								            case e_unknown : return std::string("Unknown Error");
							 | 
						|
								            case e_syntax  : return std::string("Syntax Error" );
							 | 
						|
								            case e_token   : return std::string("Token Error"  );
							 | 
						|
								            case e_numeric : return std::string("Numeric Error");
							 | 
						|
								            case e_symtab  : return std::string("Symbol Error" );
							 | 
						|
								            case e_lexer   : return std::string("Lexer Error"  );
							 | 
						|
								            case e_helper  : return std::string("Helper Error" );
							 | 
						|
								            default        : return std::string("Unknown Error");
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool update_error(type& error, const std::string& expression)
							 | 
						|
								      {
							 | 
						|
								         if (
							 | 
						|
								              expression.empty()                         ||
							 | 
						|
								              (error.token.position > expression.size()) ||
							 | 
						|
								              (std::numeric_limits<std::size_t>::max() == error.token.position)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t error_line_start = 0;
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = error.token.position; i > 0; --i)
							 | 
						|
								         {
							 | 
						|
								            const char c = expression[i];
							 | 
						|
								
							 | 
						|
								            if (('\n' == c) || ('\r' == c))
							 | 
						|
								            {
							 | 
						|
								               error_line_start = i + 1;
							 | 
						|
								               break;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t next_nl_position = std::min(expression.size(),
							 | 
						|
								                                                 expression.find_first_of('\n',error.token.position + 1));
							 | 
						|
								
							 | 
						|
								         error.column_no  = error.token.position - error_line_start;
							 | 
						|
								         error.error_line = expression.substr(error_line_start,
							 | 
						|
								                                              next_nl_position - error_line_start);
							 | 
						|
								
							 | 
						|
								         error.line_no = 0;
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = 0; i < next_nl_position; ++i)
							 | 
						|
								         {
							 | 
						|
								            if ('\n' == expression[i])
							 | 
						|
								               ++error.line_no;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void dump_error(const type& error)
							 | 
						|
								      {
							 | 
						|
								         printf("Position: %02d   Type: [%s]   Msg: %s\n",
							 | 
						|
								                static_cast<int>(error.token.position),
							 | 
						|
								                exprtk::parser_error::to_str(error.mode).c_str(),
							 | 
						|
								                error.diagnostic.c_str());
							 | 
						|
								      }
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class parser
							 | 
						|
								   {
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      enum precedence_level
							 | 
						|
								      {
							 | 
						|
								         e_level00,
							 | 
						|
								         e_level01,
							 | 
						|
								         e_level02,
							 | 
						|
								         e_level03,
							 | 
						|
								         e_level04,
							 | 
						|
								         e_level05,
							 | 
						|
								         e_level06,
							 | 
						|
								         e_level07,
							 | 
						|
								         e_level08,
							 | 
						|
								         e_level09,
							 | 
						|
								         e_level10,
							 | 
						|
								         e_level11,
							 | 
						|
								         e_level12,
							 | 
						|
								         e_level13,
							 | 
						|
								         e_level14
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      typedef const T&                                               cref_t;
							 | 
						|
								      typedef const T                                               const_t;
							 | 
						|
								      typedef ifunction                <T>                                F;
							 | 
						|
								      typedef ivararg_function         <T>                              VAF;
							 | 
						|
								      typedef igeneric_function        <T>                               GF;
							 | 
						|
								      typedef ifunction                <T>                      ifunction_t;
							 | 
						|
								      typedef ivararg_function         <T>               ivararg_function_t;
							 | 
						|
								      typedef igeneric_function        <T>              igeneric_function_t;
							 | 
						|
								      typedef details::expression_node <T>                expression_node_t;
							 | 
						|
								      typedef details::literal_node    <T>                   literal_node_t;
							 | 
						|
								      typedef details::unary_node      <T>                     unary_node_t;
							 | 
						|
								      typedef details::binary_node     <T>                    binary_node_t;
							 | 
						|
								      typedef details::trinary_node    <T>                   trinary_node_t;
							 | 
						|
								      typedef details::quaternary_node <T>                quaternary_node_t;
							 | 
						|
								      typedef details::quinary_node    <T>                   quinary_node_t;
							 | 
						|
								      typedef details::senary_node     <T>                    senary_node_t;
							 | 
						|
								      typedef details::conditional_node<T>               conditional_node_t;
							 | 
						|
								      typedef details::cons_conditional_node<T>     cons_conditional_node_t;
							 | 
						|
								      typedef details::while_loop_node <T>                while_loop_node_t;
							 | 
						|
								      typedef details::repeat_until_loop_node<T>   repeat_until_loop_node_t;
							 | 
						|
								      typedef details::for_loop_node   <T>                  for_loop_node_t;
							 | 
						|
								      #ifndef exprtk_disable_break_continue
							 | 
						|
								      typedef details::while_loop_bc_node <T>          while_loop_bc_node_t;
							 | 
						|
								      typedef details::repeat_until_loop_bc_node<T> repeat_until_loop_bc_node_t;
							 | 
						|
								      typedef details::for_loop_bc_node<T>               for_loop_bc_node_t;
							 | 
						|
								      #endif
							 | 
						|
								      typedef details::switch_node     <T>                    switch_node_t;
							 | 
						|
								      typedef details::variable_node   <T>                  variable_node_t;
							 | 
						|
								      typedef details::vector_elem_node<T>               vector_elem_node_t;
							 | 
						|
								      typedef details::vector_node     <T>                    vector_node_t;
							 | 
						|
								      #ifndef exprtk_disable_string_capabilities
							 | 
						|
								      typedef details::range_pack         <T>                       range_t;
							 | 
						|
								      typedef details::stringvar_node     <T>              stringvar_node_t;
							 | 
						|
								      typedef details::string_literal_node<T>         string_literal_node_t;
							 | 
						|
								      typedef details::string_range_node  <T>           string_range_node_t;
							 | 
						|
								      typedef details::const_string_range_node<T> const_string_range_node_t;
							 | 
						|
								      typedef details::generic_string_range_node<T> generic_string_range_node_t;
							 | 
						|
								      typedef details::string_concat_node <T>          string_concat_node_t;
							 | 
						|
								      typedef details::assignment_string_node<T>   assignment_string_node_t;
							 | 
						|
								      typedef details::assignment_string_range_node<T> assignment_string_range_node_t;
							 | 
						|
								      #endif
							 | 
						|
								      typedef details::assignment_node<T>                 assignment_node_t;
							 | 
						|
								      typedef details::assignment_vec_elem_node<T> assignment_vec_elem_node_t;
							 | 
						|
								      typedef details::assignment_vec_node     <T>    assignment_vec_node_t;
							 | 
						|
								      typedef details::assignment_vecvec_node  <T> assignment_vecvec_node_t;
							 | 
						|
								      typedef details::scand_node<T>                           scand_node_t;
							 | 
						|
								      typedef details::scor_node<T>                             scor_node_t;
							 | 
						|
								      typedef lexer::token                                          token_t;
							 | 
						|
								      typedef expression_node_t*                        expression_node_ptr;
							 | 
						|
								      typedef symbol_table<T>                                symbol_table_t;
							 | 
						|
								      typedef details::vector_holder<T>*                  vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								      typedef typename details::functor_t<T>         functor_t;
							 | 
						|
								      typedef typename functor_t::qfunc_t quaternary_functor_t;
							 | 
						|
								      typedef typename functor_t::tfunc_t    trinary_functor_t;
							 | 
						|
								      typedef typename functor_t::bfunc_t     binary_functor_t;
							 | 
						|
								      typedef typename functor_t::ufunc_t      unary_functor_t;
							 | 
						|
								
							 | 
						|
								      typedef details::operator_type operator_t;
							 | 
						|
								
							 | 
						|
								      typedef std::map<operator_t,  unary_functor_t>   unary_op_map_t;
							 | 
						|
								      typedef std::map<operator_t, binary_functor_t>  binary_op_map_t;
							 | 
						|
								      typedef std::map<operator_t,trinary_functor_t> trinary_op_map_t;
							 | 
						|
								
							 | 
						|
								      typedef std::map<std::string,std::pair<trinary_functor_t   ,operator_t> > sf3_map_t;
							 | 
						|
								      typedef std::map<std::string,std::pair<quaternary_functor_t,operator_t> > sf4_map_t;
							 | 
						|
								
							 | 
						|
								      typedef std::map<binary_functor_t,operator_t> inv_binary_op_map_t;
							 | 
						|
								      typedef std::multimap<std::string,details::base_operation_t,details::ilesscompare> base_ops_map_t;
							 | 
						|
								
							 | 
						|
								      typedef details::T0oT1_define<T, cref_t, cref_t> vov_t;
							 | 
						|
								      typedef details::T0oT1_define<T,const_t, cref_t> cov_t;
							 | 
						|
								      typedef details::T0oT1_define<T, cref_t,const_t> voc_t;
							 | 
						|
								
							 | 
						|
								      typedef details::T0oT1oT2_define<T, cref_t, cref_t, cref_t> vovov_t;
							 | 
						|
								      typedef details::T0oT1oT2_define<T, cref_t, cref_t,const_t> vovoc_t;
							 | 
						|
								      typedef details::T0oT1oT2_define<T, cref_t,const_t, cref_t> vocov_t;
							 | 
						|
								      typedef details::T0oT1oT2_define<T,const_t, cref_t, cref_t> covov_t;
							 | 
						|
								      typedef details::T0oT1oT2_define<T,const_t, cref_t,const_t> covoc_t;
							 | 
						|
								      typedef details::T0oT1oT2_define<T,const_t,const_t, cref_t> cocov_t;
							 | 
						|
								      typedef details::T0oT1oT2_define<T,cref_t,const_t, const_t> vococ_t;
							 | 
						|
								
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T, cref_t, cref_t, cref_t, cref_t> vovovov_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T, cref_t, cref_t, cref_t,const_t> vovovoc_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T, cref_t, cref_t,const_t, cref_t> vovocov_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T, cref_t,const_t, cref_t, cref_t> vocovov_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T,const_t, cref_t, cref_t, cref_t> covovov_t;
							 | 
						|
								
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T,const_t, cref_t,const_t, cref_t> covocov_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T, cref_t,const_t, cref_t,const_t> vocovoc_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T,const_t, cref_t, cref_t,const_t> covovoc_t;
							 | 
						|
								      typedef details::T0oT1oT2oT3_define<T, cref_t,const_t,const_t, cref_t> vococov_t;
							 | 
						|
								
							 | 
						|
								      struct scope_element
							 | 
						|
								      {
							 | 
						|
								         enum element_type
							 | 
						|
								         {
							 | 
						|
								            e_none    ,
							 | 
						|
								            e_variable,
							 | 
						|
								            e_vector  ,
							 | 
						|
								            e_vecelem ,
							 | 
						|
								            e_string
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         typedef variable_node_t* variable_node_ptr;
							 | 
						|
								         typedef details::vector_holder<T> vector_holder_t;
							 | 
						|
								         typedef vector_holder_t* vector_holder_ptr;
							 | 
						|
								
							 | 
						|
								         scope_element()
							 | 
						|
								         : name("???"),
							 | 
						|
								           size (std::numeric_limits<std::size_t>::max()),
							 | 
						|
								           index(std::numeric_limits<std::size_t>::max()),
							 | 
						|
								           depth(std::numeric_limits<std::size_t>::max()),
							 | 
						|
								           ref_count(0),
							 | 
						|
								           ip_index (0),
							 | 
						|
								           type (e_none),
							 | 
						|
								           active(false),
							 | 
						|
								           data    (0),
							 | 
						|
								           var_node(0),
							 | 
						|
								           vec_node(0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         bool operator < (const scope_element& se) const
							 | 
						|
								         {
							 | 
						|
								            if (ip_index < se.ip_index)
							 | 
						|
								               return true;
							 | 
						|
								            else if (ip_index > se.ip_index)
							 | 
						|
								               return false;
							 | 
						|
								            else if (depth < se.depth)
							 | 
						|
								               return true;
							 | 
						|
								            else if (depth > se.depth)
							 | 
						|
								               return false;
							 | 
						|
								            else if (index < se.index)
							 | 
						|
								               return true;
							 | 
						|
								            else if (index > se.index)
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (name < se.name);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string  name;
							 | 
						|
								         std::size_t  size;
							 | 
						|
								         std::size_t  index;
							 | 
						|
								         std::size_t  depth;
							 | 
						|
								         std::size_t  ref_count;
							 | 
						|
								         std::size_t  ip_index;
							 | 
						|
								         element_type type;
							 | 
						|
								         bool         active;
							 | 
						|
								         void*        data;
							 | 
						|
								         variable_node_ptr var_node;
							 | 
						|
								         vector_holder_ptr vec_node;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class scope_element_manager
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef variable_node_t* variable_node_ptr;
							 | 
						|
								         typedef parser<T> parser_t;
							 | 
						|
								
							 | 
						|
								         scope_element_manager(parser<T>& p)
							 | 
						|
								         : parser_(p),
							 | 
						|
								           input_param_cnt_(0)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline std::size_t size() const
							 | 
						|
								         {
							 | 
						|
								            return element_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool empty() const
							 | 
						|
								         {
							 | 
						|
								            return element_.empty();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline scope_element& get_element(const std::size_t& index)
							 | 
						|
								         {
							 | 
						|
								            if (index < element_.size())
							 | 
						|
								               return element_[index];
							 | 
						|
								            else
							 | 
						|
								               return null_element_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline scope_element& get_element(const std::string& var_name,
							 | 
						|
								                                           const std::size_t index = std::numeric_limits<std::size_t>::max())
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < element_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               scope_element& se = element_[i];
							 | 
						|
								
							 | 
						|
								               if (se.depth > parser_.scope_depth_)
							 | 
						|
								                  return null_element_;
							 | 
						|
								               else if (
							 | 
						|
								                         (se.name  == var_name) &&
							 | 
						|
								                         (se.index == index)
							 | 
						|
								                       )
							 | 
						|
								                  return se;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return null_element_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool add_element(const scope_element& se)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t j = 0; j < element_.size(); ++j)
							 | 
						|
								            {
							 | 
						|
								               if (
							 | 
						|
								                    (element_[j].name  == se.name ) &&
							 | 
						|
								                    (element_[j].depth <= se.depth) &&
							 | 
						|
								                    (element_[j].index == se.index) &&
							 | 
						|
								                    (element_[j].size  == se.size )
							 | 
						|
								                  )
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            element_.push_back(se);
							 | 
						|
								            std::sort(element_.begin(),element_.end());
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void deactivate(const std::size_t& scope_depth)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t j = 0; j < element_.size(); ++j)
							 | 
						|
								            {
							 | 
						|
								               if (element_[j].depth >= scope_depth)
							 | 
						|
								               {
							 | 
						|
								                  element_[j].active = false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void cleanup()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < element_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (element_[i].var_node)
							 | 
						|
								               {
							 | 
						|
								                  delete element_[i].var_node;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (element_[i].vec_node)
							 | 
						|
								               {
							 | 
						|
								                  delete element_[i].vec_node;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               T* data = (T*)(element_[i].data);
							 | 
						|
								
							 | 
						|
								               switch (element_[i].type)
							 | 
						|
								               {
							 | 
						|
								                  case scope_element::e_variable : delete    data; break;
							 | 
						|
								                  case scope_element::e_vector   : delete [] data; break;
							 | 
						|
								                  default                        : break;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            element_.clear();
							 | 
						|
								
							 | 
						|
								            input_param_cnt_ = 0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::size_t next_ip_index()
							 | 
						|
								         {
							 | 
						|
								            return ++input_param_cnt_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline variable_node_ptr get_variable(const T& v)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < element_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               scope_element& se = element_[i];
							 | 
						|
								
							 | 
						|
								               if (se.active && se.var_node)
							 | 
						|
								               {
							 | 
						|
								                  if (&se.var_node->ref() == (&v))
							 | 
						|
								                  {
							 | 
						|
								                     return se.var_node;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return variable_node_ptr(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         scope_element_manager& operator=(const scope_element_manager&);
							 | 
						|
								
							 | 
						|
								         parser_t& parser_;
							 | 
						|
								         std::vector<scope_element> element_;
							 | 
						|
								         scope_element null_element_;
							 | 
						|
								         std::size_t input_param_cnt_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class scope_handler
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef parser<T> parser_t;
							 | 
						|
								
							 | 
						|
								         scope_handler(parser<T>& p)
							 | 
						|
								         : parser_(p)
							 | 
						|
								         {
							 | 
						|
								            parser_.scope_depth_++;
							 | 
						|
								            #ifdef exprtk_enable_debugging
							 | 
						|
								            std::string depth(2 * parser_.scope_depth_,'-');
							 | 
						|
								            exprtk_debug(("%s> Scope Depth: %02d\n",depth.c_str(),static_cast<int>(parser_.scope_depth_)));
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								        ~scope_handler()
							 | 
						|
								         {
							 | 
						|
								            parser_.scope_depth_--;
							 | 
						|
								            parser_.sem_.deactivate(parser_.scope_depth_);
							 | 
						|
								            #ifdef exprtk_enable_debugging
							 | 
						|
								            std::string depth(2 * parser_.scope_depth_,'-');
							 | 
						|
								            exprtk_debug(("<%s Scope Depth: %02d\n",depth.c_str(),static_cast<int>(parser_.scope_depth_)));
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         scope_handler& operator=(const scope_handler&);
							 | 
						|
								
							 | 
						|
								         parser_t& parser_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      enum compilation_options
							 | 
						|
								      {
							 | 
						|
								         e_unknown            =    0,
							 | 
						|
								         e_replacer           =    1,
							 | 
						|
								         e_joiner             =    2,
							 | 
						|
								         e_numeric_check      =    4,
							 | 
						|
								         e_bracket_check      =    8,
							 | 
						|
								         e_sequence_check     =   16,
							 | 
						|
								         e_commutative_check  =   32,
							 | 
						|
								         e_strength_reduction =   64,
							 | 
						|
								         e_disable_vardef     =  128,
							 | 
						|
								         e_collect_vars       =  256,
							 | 
						|
								         e_collect_funcs      =  512,
							 | 
						|
								         e_collect_assings    = 1024
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct unknown_symbol_resolver
							 | 
						|
								      {
							 | 
						|
								
							 | 
						|
								         enum usr_symbol_type
							 | 
						|
								         {
							 | 
						|
								            e_usr_variable_type = 0,
							 | 
						|
								            e_usr_constant_type = 1
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         virtual ~unknown_symbol_resolver()
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         virtual bool process(const std::string& /*unknown_symbol*/,
							 | 
						|
								                              usr_symbol_type& st,
							 | 
						|
								                              T& default_value,
							 | 
						|
								                              std::string& error_message)
							 | 
						|
								         {
							 | 
						|
								            st = e_usr_variable_type;
							 | 
						|
								            default_value = T(0);
							 | 
						|
								            error_message = "";
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      enum collect_type
							 | 
						|
								      {
							 | 
						|
								         e_ct_none        = 0,
							 | 
						|
								         e_ct_variables   = 1,
							 | 
						|
								         e_ct_functions   = 2,
							 | 
						|
								         e_ct_assignments = 4
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      enum symbol_type
							 | 
						|
								      {
							 | 
						|
								         e_st_unknown        = 0,
							 | 
						|
								         e_st_variable       = 1,
							 | 
						|
								         e_st_vector         = 2,
							 | 
						|
								         e_st_string         = 3,
							 | 
						|
								         e_st_function       = 4,
							 | 
						|
								         e_st_local_variable = 5,
							 | 
						|
								         e_st_local_vector   = 6,
							 | 
						|
								         e_st_local_string   = 7
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      class dependent_entity_collector
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef std::pair<std::string,symbol_type> symbol_t;
							 | 
						|
								         typedef std::vector<symbol_t> symbol_list_t;
							 | 
						|
								
							 | 
						|
								         dependent_entity_collector(const std::size_t options = e_ct_none)
							 | 
						|
								         : options_(options),
							 | 
						|
								           collect_variables_  ((options_ & e_ct_variables  ) == e_ct_variables  ),
							 | 
						|
								           collect_functions_  ((options_ & e_ct_functions  ) == e_ct_functions  ),
							 | 
						|
								           collect_assignments_((options_ & e_ct_assignments) == e_ct_assignments)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline std::size_t symbols(Sequence<symbol_t,Allocator>& symbols_list)
							 | 
						|
								         {
							 | 
						|
								            if (!collect_variables_ && !collect_functions_)
							 | 
						|
								               return 0;
							 | 
						|
								            else if (symbol_name_list_.empty())
							 | 
						|
								               return 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < symbol_name_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               std::string& s = symbol_name_list_[i].first;
							 | 
						|
								               std::transform(s.begin(),s.end(),s.begin(),static_cast<int(*)(int)>(std::tolower));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::sort(symbol_name_list_.begin(),symbol_name_list_.end());
							 | 
						|
								            std::unique_copy(symbol_name_list_.begin(),
							 | 
						|
								                             symbol_name_list_.end(),
							 | 
						|
								                             std::back_inserter(symbols_list));
							 | 
						|
								
							 | 
						|
								            return symbols_list.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline std::size_t assignment_symbols(Sequence<symbol_t,Allocator>& assignment_list)
							 | 
						|
								         {
							 | 
						|
								            if (!collect_assignments_)
							 | 
						|
								               return 0;
							 | 
						|
								            else if (assignment_name_list_.empty())
							 | 
						|
								               return 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < assignment_name_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               std::string& s = assignment_name_list_[i].first;
							 | 
						|
								               std::transform(s.begin(),s.end(),s.begin(),static_cast<int(*)(int)>(std::tolower));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::sort(assignment_name_list_.begin(),assignment_name_list_.end());
							 | 
						|
								            std::unique_copy(assignment_name_list_.begin(),
							 | 
						|
								                             assignment_name_list_.end(),
							 | 
						|
								                             std::back_inserter(assignment_list));
							 | 
						|
								
							 | 
						|
								            return assignment_list.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void clear()
							 | 
						|
								         {
							 | 
						|
								            symbol_name_list_    .clear();
							 | 
						|
								            assignment_name_list_.clear();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool& collect_variables()
							 | 
						|
								         {
							 | 
						|
								            return collect_variables_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool& collect_functions()
							 | 
						|
								         {
							 | 
						|
								            return collect_functions_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool& collect_assignments()
							 | 
						|
								         {
							 | 
						|
								            return collect_assignments_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         inline void add_symbol(const std::string& symbol, const symbol_type st)
							 | 
						|
								         {
							 | 
						|
								            switch (st)
							 | 
						|
								            {
							 | 
						|
								               case e_st_variable       :
							 | 
						|
								               case e_st_vector         :
							 | 
						|
								               case e_st_string         :
							 | 
						|
								               case e_st_local_variable :
							 | 
						|
								               case e_st_local_vector   :
							 | 
						|
								               case e_st_local_string   :
							 | 
						|
								               case e_st_function       :
							 | 
						|
								                  if (collect_variables_ || collect_functions_)
							 | 
						|
								                     symbol_name_list_.push_back(std::make_pair(symbol,st));
							 | 
						|
								                  break;
							 | 
						|
								
							 | 
						|
								               default                  : return;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void add_assignment(const std::string& symbol, const symbol_type st)
							 | 
						|
								         {
							 | 
						|
								            switch (st)
							 | 
						|
								            {
							 | 
						|
								               case e_st_variable       :
							 | 
						|
								               case e_st_vector         :
							 | 
						|
								               case e_st_string         :
							 | 
						|
								                  if (collect_assignments_)
							 | 
						|
								                     assignment_name_list_.push_back(std::make_pair(symbol,st));
							 | 
						|
								                  break;
							 | 
						|
								
							 | 
						|
								               default                  : return;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t options_;
							 | 
						|
								         bool collect_variables_;
							 | 
						|
								         bool collect_functions_;
							 | 
						|
								         bool collect_assignments_;
							 | 
						|
								         symbol_list_t symbol_name_list_;
							 | 
						|
								         symbol_list_t assignment_name_list_;
							 | 
						|
								
							 | 
						|
								         friend class parser<T>;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      static const std::size_t compile_all_opts = e_replacer          +
							 | 
						|
								                                                  e_joiner            +
							 | 
						|
								                                                  e_numeric_check     +
							 | 
						|
								                                                  e_bracket_check     +
							 | 
						|
								                                                  e_sequence_check    +
							 | 
						|
								                                                  e_commutative_check +
							 | 
						|
								                                                  e_strength_reduction;
							 | 
						|
								
							 | 
						|
								      parser(const std::size_t compile_options = compile_all_opts)
							 | 
						|
								      : compile_options_(compile_options),
							 | 
						|
								        resolve_unknown_symbol_(false),
							 | 
						|
								        vardef_disabled_((compile_options & e_disable_vardef) == e_disable_vardef),
							 | 
						|
								        scope_depth_(0),
							 | 
						|
								        unknown_symbol_resolver_(reinterpret_cast<unknown_symbol_resolver*>(0)),
							 | 
						|
								        #ifdef _MSC_VER
							 | 
						|
								        #pragma warning(push)
							 | 
						|
								        #pragma warning (disable:4355)
							 | 
						|
								        #endif
							 | 
						|
								        sem_(*this),
							 | 
						|
								        #ifdef _MSC_VER
							 | 
						|
								        #pragma warning(pop)
							 | 
						|
								        #endif
							 | 
						|
								        operator_joiner_2_(2),
							 | 
						|
								        operator_joiner_3_(3)
							 | 
						|
								      {
							 | 
						|
								         init_precompilation();
							 | 
						|
								
							 | 
						|
								         load_operations_map(base_ops_map_);
							 | 
						|
								         load_unary_operations_map(unary_op_map_);
							 | 
						|
								         load_binary_operations_map(binary_op_map_);
							 | 
						|
								         load_inv_binary_operations_map(inv_binary_op_map_);
							 | 
						|
								         load_sf3_map(sf3_map_);
							 | 
						|
								         load_sf4_map(sf4_map_);
							 | 
						|
								
							 | 
						|
								         expression_generator_.init_synthesize_map();
							 | 
						|
								         expression_generator_.set_parser(*this);
							 | 
						|
								         expression_generator_.set_uom(unary_op_map_);
							 | 
						|
								         expression_generator_.set_bom(binary_op_map_);
							 | 
						|
								         expression_generator_.set_ibom(inv_binary_op_map_);
							 | 
						|
								         expression_generator_.set_sf3m(sf3_map_);
							 | 
						|
								         expression_generator_.set_sf4m(sf4_map_);
							 | 
						|
								         expression_generator_.set_strength_reduction_state(strength_reduction_enabled());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								     ~parser()
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      inline void init_precompilation()
							 | 
						|
								      {
							 | 
						|
								         if (collect_variables_enabled())
							 | 
						|
								            dec_.collect_variables() = true;
							 | 
						|
								
							 | 
						|
								         if (collect_functions_enabled())
							 | 
						|
								            dec_.collect_functions() = true;
							 | 
						|
								
							 | 
						|
								         if (collect_assignments_enabled())
							 | 
						|
								            dec_.collect_assignments() = true;
							 | 
						|
								
							 | 
						|
								         if (replacer_enabled())
							 | 
						|
								         {
							 | 
						|
								            symbol_replacer_.clear();
							 | 
						|
								            symbol_replacer_.add_replace("true" ,"1",lexer::token::e_number);
							 | 
						|
								            symbol_replacer_.add_replace("false","0",lexer::token::e_number);
							 | 
						|
								            helper_assembly_.token_modifier_list.clear();
							 | 
						|
								            helper_assembly_.register_modifier(&symbol_replacer_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (commutative_check_enabled())
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < details::reserved_words_size; ++i)
							 | 
						|
								            {
							 | 
						|
								               commutative_inserter_.ignore_symbol(details::reserved_words[i]);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            helper_assembly_.token_inserter_list.clear();
							 | 
						|
								            helper_assembly_.register_inserter(&commutative_inserter_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (joiner_enabled())
							 | 
						|
								         {
							 | 
						|
								            helper_assembly_.token_joiner_list.clear();
							 | 
						|
								            helper_assembly_.register_joiner(&operator_joiner_2_);
							 | 
						|
								            helper_assembly_.register_joiner(&operator_joiner_3_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              numeric_check_enabled () ||
							 | 
						|
								              bracket_check_enabled () ||
							 | 
						|
								              sequence_check_enabled()
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            helper_assembly_.token_scanner_list.clear();
							 | 
						|
								
							 | 
						|
								            if (numeric_check_enabled())
							 | 
						|
								            {
							 | 
						|
								               helper_assembly_.register_scanner(&numeric_checker_);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (bracket_check_enabled())
							 | 
						|
								            {
							 | 
						|
								               helper_assembly_.register_scanner(&bracket_checker_);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (sequence_check_enabled())
							 | 
						|
								            {
							 | 
						|
								               helper_assembly_.register_scanner(&sequence_validator_);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool compile(const std::string& expression_string, expression<T>& expr)
							 | 
						|
								      {
							 | 
						|
								         error_list_     .clear();
							 | 
						|
								         brkcnt_list_    .clear();
							 | 
						|
								         synthesis_error_.clear();
							 | 
						|
								         sem_            .cleanup();
							 | 
						|
								
							 | 
						|
								         expression_generator_.set_allocator(node_allocator_);
							 | 
						|
								
							 | 
						|
								         scope_depth_ = 0;
							 | 
						|
								
							 | 
						|
								         if (expression_string.empty())
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          "ERR00 - Empty expression!"));
							 | 
						|
								
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!lexer_.process(expression_string))
							 | 
						|
								         {
							 | 
						|
								            process_lexer_errors();
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (lexer_.empty())
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          "ERR01 - Empty expression!"));
							 | 
						|
								
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!run_assemblies())
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         symbol_table_ = expr.get_symbol_table();
							 | 
						|
								         dec_.clear();
							 | 
						|
								
							 | 
						|
								         lexer_.begin();
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         expression_node_ptr e = parse_corpus();
							 | 
						|
								
							 | 
						|
								         if ((0 != e) && (token_t::e_eof == current_token_.type))
							 | 
						|
								         {
							 | 
						|
								            expr.set_expression(e);
							 | 
						|
								            register_local_vars(expr);
							 | 
						|
								
							 | 
						|
								            return !(!expr);
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            if (error_list_.empty())
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR02 - Invalid expression encountered"));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            dec_.clear  ();
							 | 
						|
								            sem_.cleanup();
							 | 
						|
								
							 | 
						|
								            if (0 != e)
							 | 
						|
								            {
							 | 
						|
								               delete e;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      void process_lexer_errors()
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < lexer_.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            if (lexer_[i].is_error())
							 | 
						|
								            {
							 | 
						|
								               std::string diagnostic = "ERR03 - ";
							 | 
						|
								
							 | 
						|
								               switch (lexer_[i].type)
							 | 
						|
								               {
							 | 
						|
								                  case lexer::token::e_error      : diagnostic += "General token error";
							 | 
						|
								                                                    break;
							 | 
						|
								
							 | 
						|
								                  case lexer::token::e_err_symbol : diagnostic += "Symbol error";
							 | 
						|
								                                                    break;
							 | 
						|
								
							 | 
						|
								                  case lexer::token::e_err_number : diagnostic += "Invalid numeric token";
							 | 
						|
								                                                    break;
							 | 
						|
								
							 | 
						|
								                  case lexer::token::e_err_string : diagnostic += "Invalid string token";
							 | 
						|
								                                                    break;
							 | 
						|
								
							 | 
						|
								                  case lexer::token::e_err_sfunc  : diagnostic += "Invalid special function token";
							 | 
						|
								                                                    break;
							 | 
						|
								
							 | 
						|
								                  default                         : diagnostic += "Unknown compiler error";
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_lexer,
							 | 
						|
								                             lexer_[i],
							 | 
						|
								                             diagnostic + ": " + lexer_[i].value));
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool replacer_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_replacer) == e_replacer);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool commutative_check_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_commutative_check) == e_commutative_check);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool joiner_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_joiner) == e_joiner);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool numeric_check_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_numeric_check) == e_numeric_check);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool bracket_check_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_bracket_check) == e_bracket_check);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool sequence_check_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_sequence_check) == e_sequence_check);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool strength_reduction_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_strength_reduction) == e_strength_reduction);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool collect_variables_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_collect_vars) == e_collect_vars);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool collect_functions_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_collect_funcs) == e_collect_funcs);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool collect_assignments_enabled() const
							 | 
						|
								      {
							 | 
						|
								         return ((compile_options_ & e_collect_assings) == e_collect_assings);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool run_assemblies()
							 | 
						|
								      {
							 | 
						|
								         if (commutative_check_enabled())
							 | 
						|
								         {
							 | 
						|
								            helper_assembly_.run_inserters(lexer_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (joiner_enabled())
							 | 
						|
								         {
							 | 
						|
								            helper_assembly_.run_joiners(lexer_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (replacer_enabled())
							 | 
						|
								         {
							 | 
						|
								            helper_assembly_.run_modifiers(lexer_);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              numeric_check_enabled () ||
							 | 
						|
								              bracket_check_enabled () ||
							 | 
						|
								              sequence_check_enabled()
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            if (!helper_assembly_.run_scanners(lexer_))
							 | 
						|
								            {
							 | 
						|
								               if (helper_assembly_.error_token_scanner)
							 | 
						|
								               {
							 | 
						|
								                  lexer::helper::bracket_checker*    bracket_checker_ptr    = 0;
							 | 
						|
								                  lexer::helper::numeric_checker*    numeric_checker_ptr    = 0;
							 | 
						|
								                  lexer::helper::sequence_validator* sequence_validator_ptr = 0;
							 | 
						|
								
							 | 
						|
								                  if (0 != (bracket_checker_ptr = dynamic_cast<lexer::helper::bracket_checker*>(helper_assembly_.error_token_scanner)))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_token,
							 | 
						|
								                                   bracket_checker_ptr->error_token(),
							 | 
						|
								                                   "ERR04 - Mismatched brackets: '" + bracket_checker_ptr->error_token().value + "'"));
							 | 
						|
								                  }
							 | 
						|
								                  else if (0 != (numeric_checker_ptr = dynamic_cast<lexer::helper::numeric_checker*>(helper_assembly_.error_token_scanner)))
							 | 
						|
								                  {
							 | 
						|
								                     for (std::size_t i = 0; i < numeric_checker_ptr->error_count(); ++i)
							 | 
						|
								                     {
							 | 
						|
								                        lexer::token error_token = lexer_[numeric_checker_ptr->error_index(i)];
							 | 
						|
								
							 | 
						|
								                        set_error(
							 | 
						|
								                           make_error(parser_error::e_token,
							 | 
						|
								                                      error_token,
							 | 
						|
								                                      "ERR05 - Invalid numeric token: '" + error_token.value + "'"));
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     if (numeric_checker_ptr->error_count())
							 | 
						|
								                     {
							 | 
						|
								                        numeric_checker_ptr->clear_errors();
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (0 != (sequence_validator_ptr = dynamic_cast<lexer::helper::sequence_validator*>(helper_assembly_.error_token_scanner)))
							 | 
						|
								                  {
							 | 
						|
								                     for (std::size_t i = 0; i < sequence_validator_ptr->error_count(); ++i)
							 | 
						|
								                     {
							 | 
						|
								                        std::pair<lexer::token,lexer::token> error_token = sequence_validator_ptr->error(i);
							 | 
						|
								
							 | 
						|
								                        set_error(
							 | 
						|
								                           make_error(parser_error::e_token,
							 | 
						|
								                                      error_token.first,
							 | 
						|
								                                      "ERR06 - Invalid token sequence: '" +
							 | 
						|
								                                      error_token.first.value  + "' and '" +
							 | 
						|
								                                      error_token.second.value + "'"));
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     if (sequence_validator_ptr->error_count())
							 | 
						|
								                     {
							 | 
						|
								                        sequence_validator_ptr->clear_errors();
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline parser_error::type get_error(const std::size_t& index)
							 | 
						|
								      {
							 | 
						|
								         if (index < error_list_.size())
							 | 
						|
								            return error_list_[index];
							 | 
						|
								         else
							 | 
						|
								            throw std::invalid_argument("parser::get_error() - Invalid error index specificed");
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::string error() const
							 | 
						|
								      {
							 | 
						|
								         if (!error_list_.empty())
							 | 
						|
								         {
							 | 
						|
								            return error_list_[0].diagnostic;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return std::string("No Error");
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline std::size_t error_count() const
							 | 
						|
								      {
							 | 
						|
								         return error_list_.size();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline dependent_entity_collector& dec()
							 | 
						|
								      {
							 | 
						|
								         return dec_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool replace_symbol(const std::string& old_symbol, const std::string& new_symbol)
							 | 
						|
								      {
							 | 
						|
								         if (!replacer_enabled())
							 | 
						|
								            return false;
							 | 
						|
								         else if (details::is_reserved_word(old_symbol))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return symbol_replacer_.add_replace(old_symbol,new_symbol,lexer::token::e_symbol);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool remove_replace_symbol(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         if (!replacer_enabled())
							 | 
						|
								            return false;
							 | 
						|
								         else if (details::is_reserved_word(symbol))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return symbol_replacer_.remove(symbol);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void enable_unknown_symbol_resolver(unknown_symbol_resolver* usr = reinterpret_cast<unknown_symbol_resolver*>(0))
							 | 
						|
								      {
							 | 
						|
								         resolve_unknown_symbol_ = true;
							 | 
						|
								
							 | 
						|
								         if (usr)
							 | 
						|
								            unknown_symbol_resolver_ = usr;
							 | 
						|
								         else
							 | 
						|
								            unknown_symbol_resolver_ = &default_usr_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void disable_unknown_symbol_resolver()
							 | 
						|
								      {
							 | 
						|
								         resolve_unknown_symbol_  = false;
							 | 
						|
								         unknown_symbol_resolver_ = &default_usr_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      inline bool valid_base_operation(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t length = symbol.size();
							 | 
						|
								         if (
							 | 
						|
								              (length < 3) || // Shortest base op symbol length
							 | 
						|
								              (length > 9)    // Longest base op symbol length
							 | 
						|
								            )
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								            return (base_ops_map_.end() != base_ops_map_.find(symbol));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool valid_vararg_operation(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         static const std::string s_sum     = "sum" ;
							 | 
						|
								         static const std::string s_mul     = "mul" ;
							 | 
						|
								         static const std::string s_avg     = "avg" ;
							 | 
						|
								         static const std::string s_min     = "min" ;
							 | 
						|
								         static const std::string s_max     = "max" ;
							 | 
						|
								         static const std::string s_mand    = "mand";
							 | 
						|
								         static const std::string s_mor     = "mor" ;
							 | 
						|
								         static const std::string s_multi   = "~"   ;
							 | 
						|
								         static const std::string s_mswitch = "[*]" ;
							 | 
						|
								         return
							 | 
						|
								               (
							 | 
						|
								                  details::imatch(symbol,s_sum    ) ||
							 | 
						|
								                  details::imatch(symbol,s_mul    ) ||
							 | 
						|
								                  details::imatch(symbol,s_avg    ) ||
							 | 
						|
								                  details::imatch(symbol,s_min    ) ||
							 | 
						|
								                  details::imatch(symbol,s_max    ) ||
							 | 
						|
								                  details::imatch(symbol,s_mand   ) ||
							 | 
						|
								                  details::imatch(symbol,s_mor    ) ||
							 | 
						|
								                  details::imatch(symbol,s_multi  ) ||
							 | 
						|
								                  details::imatch(symbol,s_mswitch)
							 | 
						|
								               );
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void store_token()
							 | 
						|
								      {
							 | 
						|
								         lexer_.store();
							 | 
						|
								         store_current_token_ = current_token_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void restore_token()
							 | 
						|
								      {
							 | 
						|
								         lexer_.restore();
							 | 
						|
								         current_token_ = store_current_token_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_enable_debugging
							 | 
						|
								      inline void next_token()
							 | 
						|
								      {
							 | 
						|
								         current_token_ = lexer_.next_token();
							 | 
						|
								      }
							 | 
						|
								      #else
							 | 
						|
								      inline void next_token()
							 | 
						|
								      {
							 | 
						|
								         std::string ct_str = current_token_.value;
							 | 
						|
								         current_token_ = lexer_.next_token();
							 | 
						|
								         std::string depth(2 * scope_depth_,' ');
							 | 
						|
								         exprtk_debug(("%s"
							 | 
						|
								                       "prev[%s] --> curr[%s]\n",
							 | 
						|
								                       depth.c_str(),
							 | 
						|
								                       ct_str.c_str(),
							 | 
						|
								                       current_token_.value.c_str()));
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline const lexer::token& current_token() const
							 | 
						|
								      {
							 | 
						|
								         return current_token_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_corpus()
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         for (;;)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == arg)
							 | 
						|
								            {
							 | 
						|
								               if (error_list_.empty())
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR07 - Invalid expression encountered"));
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								            if (lexer_.finished())
							 | 
						|
								               break;
							 | 
						|
								            else if (token_is(token_t::e_eof,false))
							 | 
						|
								            {
							 | 
						|
								               if (lexer_.finished())
							 | 
						|
								                  break;
							 | 
						|
								               else
							 | 
						|
								                  next_token();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = simplify(arg_list);
							 | 
						|
								
							 | 
						|
								         sdd.delete_ptr = (0 == result);
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static const precedence_level default_precedence = e_level00;
							 | 
						|
								
							 | 
						|
								      struct state_t
							 | 
						|
								      {
							 | 
						|
								         inline void set(const precedence_level& l,
							 | 
						|
								                         const precedence_level& r,
							 | 
						|
								                         const details::operator_type& o)
							 | 
						|
								         {
							 | 
						|
								            left  = l;
							 | 
						|
								            right = r;
							 | 
						|
								            operation = o;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void reset()
							 | 
						|
								         {
							 | 
						|
								            left  = e_level00;
							 | 
						|
								            right = e_level00;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         precedence_level left;
							 | 
						|
								         precedence_level right;
							 | 
						|
								         details::operator_type operation;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_expression(precedence_level precedence = e_level00)
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr expression = parse_branch(precedence);
							 | 
						|
								
							 | 
						|
								         if (0 == expression)
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool break_loop = false;
							 | 
						|
								
							 | 
						|
								         state_t current_state;
							 | 
						|
								
							 | 
						|
								         for ( ; ; )
							 | 
						|
								         {
							 | 
						|
								            current_state.reset();
							 | 
						|
								
							 | 
						|
								            switch (current_token_.type)
							 | 
						|
								            {
							 | 
						|
								               case token_t::e_assign : current_state.set(e_level00,e_level00,details::e_assign); break;
							 | 
						|
								               case token_t::e_addass : current_state.set(e_level00,e_level00,details::e_addass); break;
							 | 
						|
								               case token_t::e_subass : current_state.set(e_level00,e_level00,details::e_subass); break;
							 | 
						|
								               case token_t::e_mulass : current_state.set(e_level00,e_level00,details::e_mulass); break;
							 | 
						|
								               case token_t::e_divass : current_state.set(e_level00,e_level00,details::e_divass); break;
							 | 
						|
								               case token_t::e_modass : current_state.set(e_level00,e_level00,details::e_modass); break;
							 | 
						|
								               case token_t::e_swap   : current_state.set(e_level00,e_level00,details::e_swap  ); break;
							 | 
						|
								               case token_t::e_lt     : current_state.set(e_level05,e_level06,details::    e_lt); break;
							 | 
						|
								               case token_t::e_lte    : current_state.set(e_level05,e_level06,details::   e_lte); break;
							 | 
						|
								               case token_t::e_eq     : current_state.set(e_level05,e_level06,details::    e_eq); break;
							 | 
						|
								               case token_t::e_ne     : current_state.set(e_level05,e_level06,details::    e_ne); break;
							 | 
						|
								               case token_t::e_gte    : current_state.set(e_level05,e_level06,details::   e_gte); break;
							 | 
						|
								               case token_t::e_gt     : current_state.set(e_level05,e_level06,details::    e_gt); break;
							 | 
						|
								               case token_t::e_add    : current_state.set(e_level07,e_level08,details::   e_add); break;
							 | 
						|
								               case token_t::e_sub    : current_state.set(e_level07,e_level08,details::   e_sub); break;
							 | 
						|
								               case token_t::e_div    : current_state.set(e_level10,e_level11,details::   e_div); break;
							 | 
						|
								               case token_t::e_mul    : current_state.set(e_level10,e_level11,details::   e_mul); break;
							 | 
						|
								               case token_t::e_mod    : current_state.set(e_level10,e_level11,details::   e_mod); break;
							 | 
						|
								               case token_t::e_pow    : current_state.set(e_level12,e_level12,details::   e_pow); break;
							 | 
						|
								               default                : if (token_t::e_symbol == current_token_.type)
							 | 
						|
								                                        {
							 | 
						|
								                                           static const std::string s_and   =   "and";
							 | 
						|
								                                           static const std::string s_nand  =  "nand";
							 | 
						|
								                                           static const std::string s_or    =    "or";
							 | 
						|
								                                           static const std::string s_nor   =   "nor";
							 | 
						|
								                                           static const std::string s_xor   =   "xor";
							 | 
						|
								                                           static const std::string s_xnor  =  "xnor";
							 | 
						|
								                                           static const std::string s_in    =    "in";
							 | 
						|
								                                           static const std::string s_like  =  "like";
							 | 
						|
								                                           static const std::string s_ilike = "ilike";
							 | 
						|
								                                           static const std::string s_and1  =     "&";
							 | 
						|
								                                           static const std::string s_or1   =     "|";
							 | 
						|
								
							 | 
						|
								                                           if (details::imatch(current_token_.value,s_and))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level01,e_level02,details::e_and);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_and1))
							 | 
						|
								                                           {
							 | 
						|
								                                              #ifndef exprtk_disable_sc_andor
							 | 
						|
								                                              current_state.set(e_level01,e_level02,details::e_scand);
							 | 
						|
								                                              #else
							 | 
						|
								                                              current_state.set(e_level01,e_level02,details::e_and);
							 | 
						|
								                                              #endif
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_nand))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level01,e_level02,details::e_nand);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_or))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_or);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_or1))
							 | 
						|
								                                           {
							 | 
						|
								                                              #ifndef exprtk_disable_sc_andor
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_scor);
							 | 
						|
								                                              #else
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_or);
							 | 
						|
								                                              #endif
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_nor))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_nor);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_xor))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_xor);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_xnor))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_xnor);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_in))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_in);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_like))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_like);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                           else if (details::imatch(current_token_.value,s_ilike))
							 | 
						|
								                                           {
							 | 
						|
								                                              current_state.set(e_level03,e_level04,details::e_ilike);
							 | 
						|
								                                              break;
							 | 
						|
								                                           }
							 | 
						|
								                                        }
							 | 
						|
								
							 | 
						|
								                                        break_loop = true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (break_loop)
							 | 
						|
								            {
							 | 
						|
								               parse_pending_string_rangesize(expression);
							 | 
						|
								               break;
							 | 
						|
								            }
							 | 
						|
								            else if (current_state.left < precedence)
							 | 
						|
								               break;
							 | 
						|
								
							 | 
						|
								            lexer::token prev_token = current_token_;
							 | 
						|
								
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr right_branch   = error_node();
							 | 
						|
								            expression_node_ptr new_expression = error_node();
							 | 
						|
								
							 | 
						|
								            if ((right_branch = parse_expression(current_state.right)))
							 | 
						|
								            {
							 | 
						|
								               new_expression = expression_generator_
							 | 
						|
								                                  (
							 | 
						|
								                                    current_state.operation,
							 | 
						|
								                                    expression,
							 | 
						|
								                                    right_branch
							 | 
						|
								                                  );
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (0 == new_expression)
							 | 
						|
								            {
							 | 
						|
								               if (error_list_.empty())
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                prev_token,
							 | 
						|
								                                !synthesis_error_.empty() ?
							 | 
						|
								                                synthesis_error_ :
							 | 
						|
								                                "ERR08 - General parsing error at token: '" + prev_token.value + "'"));
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,expression);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               expression = new_expression;
							 | 
						|
								
							 | 
						|
								               if (token_is(token_t::e_ternary,false) && (precedence == e_level00))
							 | 
						|
								               {
							 | 
						|
								                  expression = parse_ternary_conditional_statement(expression);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               parse_pending_string_rangesize(expression);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return expression;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      bool simplify_unary_negation_branch(expression_node_ptr& node)
							 | 
						|
								      {
							 | 
						|
								         {
							 | 
						|
								            typedef details::unary_branch_node<T,details::neg_op<T> > ubn_t;
							 | 
						|
								            ubn_t* n = dynamic_cast<ubn_t*>(node);
							 | 
						|
								
							 | 
						|
								            if (n)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr un_r = n->branch(0);
							 | 
						|
								               n->release();
							 | 
						|
								               free_node(node_allocator_,node);
							 | 
						|
								               node = un_r;
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            typedef details::unary_variable_node<T,details::neg_op<T> > ubn_t;
							 | 
						|
								
							 | 
						|
								            ubn_t* n = dynamic_cast<ubn_t*>(node);
							 | 
						|
								
							 | 
						|
								            if (n)
							 | 
						|
								            {
							 | 
						|
								               const T& v = n->v();
							 | 
						|
								               expression_node_ptr return_node = error_node();
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    (return_node = symbol_table_.get_variable(v)) ||
							 | 
						|
								                    (return_node = sem_         .get_variable(v))
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  free_node(node_allocator_,node);
							 | 
						|
								                  node = return_node;
							 | 
						|
								
							 | 
						|
								                  return true;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR09 - Failed to find variable node in symbol table"));
							 | 
						|
								                  free_node(node_allocator_,node);
							 | 
						|
								
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      static inline expression_node_ptr error_node()
							 | 
						|
								      {
							 | 
						|
								         return reinterpret_cast<expression_node_ptr>(0);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Type, std::size_t N>
							 | 
						|
								      struct scoped_delete
							 | 
						|
								      {
							 | 
						|
								         typedef Type* ptr_t;
							 | 
						|
								
							 | 
						|
								         scoped_delete(parser<T>& pr, ptr_t& p)
							 | 
						|
								         : delete_ptr(true),
							 | 
						|
								           parser_(pr),
							 | 
						|
								           p_(&p)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         scoped_delete(parser<T>& pr, ptr_t (&p)[N])
							 | 
						|
								         : delete_ptr(true),
							 | 
						|
								           parser_(pr),
							 | 
						|
								           p_(&p[0])
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~scoped_delete()
							 | 
						|
								         {
							 | 
						|
								            if (delete_ptr)
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < N; ++i)
							 | 
						|
								               {
							 | 
						|
								                  free_node(parser_.node_allocator_,p_[i]);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool delete_ptr;
							 | 
						|
								         parser<T>& parser_;
							 | 
						|
								         ptr_t* p_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         scoped_delete<Type,N>& operator=(const scoped_delete<Type,N>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct scoped_deq_delete
							 | 
						|
								      {
							 | 
						|
								         typedef Type* ptr_t;
							 | 
						|
								
							 | 
						|
								         scoped_deq_delete(parser<T>& pr, std::deque<ptr_t>& deq)
							 | 
						|
								         : delete_ptr(true),
							 | 
						|
								           parser_(pr),
							 | 
						|
								           deq_(deq)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~scoped_deq_delete()
							 | 
						|
								         {
							 | 
						|
								            if (delete_ptr && !deq_.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < deq_.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  free_node(parser_.node_allocator_,deq_[i]);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               deq_.clear();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool delete_ptr;
							 | 
						|
								         parser<T>& parser_;
							 | 
						|
								         std::deque<ptr_t>& deq_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         scoped_deq_delete<Type>& operator=(const scoped_deq_delete<Type>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct scoped_vec_delete
							 | 
						|
								      {
							 | 
						|
								         typedef Type* ptr_t;
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete(parser<T>& pr, std::vector<ptr_t>& vec)
							 | 
						|
								         : delete_ptr(true),
							 | 
						|
								           parser_(pr),
							 | 
						|
								           vec_(vec)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								        ~scoped_vec_delete()
							 | 
						|
								         {
							 | 
						|
								            if (delete_ptr && !vec_.empty())
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < vec_.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  free_node(parser_.node_allocator_,vec_[i]);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               vec_.clear();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool delete_ptr;
							 | 
						|
								         parser<T>& parser_;
							 | 
						|
								         std::vector<ptr_t>& vec_;
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<Type>& operator=(const scoped_vec_delete<Type>&);
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_function_invocation(ifunction<T>* function, const std::string& function_name)
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr func_node = reinterpret_cast<expression_node_ptr>(0);
							 | 
						|
								
							 | 
						|
								         switch (function->param_count)
							 | 
						|
								         {
							 | 
						|
								            case  0 : func_node = parse_function_call_0  (function,function_name); break;
							 | 
						|
								            case  1 : func_node = parse_function_call< 1>(function,function_name); break;
							 | 
						|
								            case  2 : func_node = parse_function_call< 2>(function,function_name); break;
							 | 
						|
								            case  3 : func_node = parse_function_call< 3>(function,function_name); break;
							 | 
						|
								            case  4 : func_node = parse_function_call< 4>(function,function_name); break;
							 | 
						|
								            case  5 : func_node = parse_function_call< 5>(function,function_name); break;
							 | 
						|
								            case  6 : func_node = parse_function_call< 6>(function,function_name); break;
							 | 
						|
								            case  7 : func_node = parse_function_call< 7>(function,function_name); break;
							 | 
						|
								            case  8 : func_node = parse_function_call< 8>(function,function_name); break;
							 | 
						|
								            case  9 : func_node = parse_function_call< 9>(function,function_name); break;
							 | 
						|
								            case 10 : func_node = parse_function_call<10>(function,function_name); break;
							 | 
						|
								            case 11 : func_node = parse_function_call<11>(function,function_name); break;
							 | 
						|
								            case 12 : func_node = parse_function_call<12>(function,function_name); break;
							 | 
						|
								            case 13 : func_node = parse_function_call<13>(function,function_name); break;
							 | 
						|
								            case 14 : func_node = parse_function_call<14>(function,function_name); break;
							 | 
						|
								            case 15 : func_node = parse_function_call<15>(function,function_name); break;
							 | 
						|
								            case 16 : func_node = parse_function_call<16>(function,function_name); break;
							 | 
						|
								            case 17 : func_node = parse_function_call<17>(function,function_name); break;
							 | 
						|
								            case 18 : func_node = parse_function_call<18>(function,function_name); break;
							 | 
						|
								            case 19 : func_node = parse_function_call<19>(function,function_name); break;
							 | 
						|
								            case 20 : func_node = parse_function_call<20>(function,function_name); break;
							 | 
						|
								            default : {
							 | 
						|
								                         set_error(
							 | 
						|
								                            make_error(parser_error::e_syntax,
							 | 
						|
								                                       current_token_,
							 | 
						|
								                                       "ERR10 - Invalid number of parameters for function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								                         return error_node();
							 | 
						|
								                      }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (func_node)
							 | 
						|
								            return func_node;
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR11 - Failed to generate call to function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <std::size_t NumberofParameters>
							 | 
						|
								      inline expression_node_ptr parse_function_call(ifunction<T>* function, const std::string& function_name)
							 | 
						|
								      {
							 | 
						|
								         if (0 == NumberofParameters)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR12 - Expecting ifunction '" + function_name + "' to have non-zero parameter count"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr branch[NumberofParameters];
							 | 
						|
								         expression_node_ptr result  = error_node();
							 | 
						|
								
							 | 
						|
								         std::fill_n(branch,NumberofParameters,reinterpret_cast<expression_node_ptr>(0));
							 | 
						|
								         scoped_delete<expression_node_t,NumberofParameters> sd(*this,branch);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR13 - Expecting argument list for function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         for (int i = 0; i < static_cast<int>(NumberofParameters); ++i)
							 | 
						|
								         {
							 | 
						|
								            branch[i] = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == branch[i])
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR14 - Failed to parse argument " + details::to_str(i) + " for function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (i < static_cast<int>(NumberofParameters - 1))
							 | 
						|
								            {
							 | 
						|
								               if (!token_is(token_t::e_comma))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR15 - Invalid number of arguments for function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR16 - Invalid number of arguments for function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            result = expression_generator_.function(function,branch);
							 | 
						|
								
							 | 
						|
								         sd.delete_ptr = false;
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_function_call_0(ifunction<T>* function, const std::string& function_name)
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr result = expression_generator_.function(function);
							 | 
						|
								         next_token();
							 | 
						|
								         if (
							 | 
						|
								               token_is(token_t::e_lbracket) &&
							 | 
						|
								              !token_is(token_t::e_rbracket)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR17 - Expecting '()' to proceed call to function: '" + function_name + "'"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,result);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <std::size_t MaxNumberofParameters>
							 | 
						|
								      inline int parse_base_function_call(expression_node_ptr (¶m_list)[MaxNumberofParameters])
							 | 
						|
								      {
							 | 
						|
								         std::fill_n(param_list,MaxNumberofParameters,reinterpret_cast<expression_node_ptr>(0));
							 | 
						|
								
							 | 
						|
								         scoped_delete<expression_node_t,MaxNumberofParameters> sd(*this,param_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR18 - Expected a '(' at start of function call, instead got: '" + current_token_.value + "'"));
							 | 
						|
								
							 | 
						|
								            return 0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         int param_index = 0;
							 | 
						|
								
							 | 
						|
								         for (; param_index < static_cast<int>(MaxNumberofParameters); ++param_index)
							 | 
						|
								         {
							 | 
						|
								            param_list[param_index] = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == param_list[param_index])
							 | 
						|
								            {
							 | 
						|
								               return 0;
							 | 
						|
								            }
							 | 
						|
								            else if (token_is(token_t::e_rbracket))
							 | 
						|
								               break;
							 | 
						|
								            else if (token_is(token_t::e_comma))
							 | 
						|
								               continue;
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR19 - Expected a ',' between function input parameters, instead got: '" + current_token_.value + "'"));
							 | 
						|
								
							 | 
						|
								               return 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         sd.delete_ptr = false;
							 | 
						|
								
							 | 
						|
								         return (param_index + 1);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_base_operation()
							 | 
						|
								      {
							 | 
						|
								         typedef std::pair<base_ops_map_t::iterator,base_ops_map_t::iterator> map_range_t;
							 | 
						|
								
							 | 
						|
								         const std::string operation_name = current_token_.value;
							 | 
						|
								         map_range_t itr_range = base_ops_map_.equal_range(operation_name);
							 | 
						|
								
							 | 
						|
								         if (0 == std::distance(itr_range.first,itr_range.second))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR20 - No entry found for base operation: " + operation_name));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const std::size_t MaxNumberofParameters = 6;
							 | 
						|
								         expression_node_ptr param_list[MaxNumberofParameters] = {0};
							 | 
						|
								
							 | 
						|
								         std::size_t parameter_count = parse_base_function_call(param_list);
							 | 
						|
								
							 | 
						|
								         if (0 == parameter_count)
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (parameter_count <= 6)
							 | 
						|
								         {
							 | 
						|
								            for (base_ops_map_t::iterator itr = itr_range.first; itr != itr_range.second; ++itr)
							 | 
						|
								            {
							 | 
						|
								               details::base_operation_t& operation = itr->second;
							 | 
						|
								
							 | 
						|
								               if (operation.num_params == parameter_count)
							 | 
						|
								               {
							 | 
						|
								                  switch (parameter_count)
							 | 
						|
								                  {
							 | 
						|
								                     #define base_opr_case(N)                                       \
							 | 
						|
								                     case N : {                                                     \
							 | 
						|
								                                 expression_node_ptr pl##N[N] = {0};                \
							 | 
						|
								                                 std::copy(param_list,param_list + N,pl##N);        \
							 | 
						|
								                                 lodge_symbol(operation_name,e_st_function);        \
							 | 
						|
								                                 return expression_generator_(operation.type,pl##N);\
							 | 
						|
								                              }                                                     \
							 | 
						|
								
							 | 
						|
								                     base_opr_case(1)
							 | 
						|
								                     base_opr_case(2)
							 | 
						|
								                     base_opr_case(3)
							 | 
						|
								                     base_opr_case(4)
							 | 
						|
								                     base_opr_case(5)
							 | 
						|
								                     base_opr_case(6)
							 | 
						|
								                     #undef base_opr_case
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = 0; i < MaxNumberofParameters; ++i)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,param_list[i]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         set_error(
							 | 
						|
								            make_error(parser_error::e_syntax,
							 | 
						|
								                       current_token_,
							 | 
						|
								                       "ERR21 - Invalid number of parameters for call to function: '" + operation_name + "'"));
							 | 
						|
								
							 | 
						|
								         return error_node();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_conditional_statement_01(expression_node_ptr condition)
							 | 
						|
								      {
							 | 
						|
								         // Parse: [if][(][condition][,][consequent][,][alternative][)]
							 | 
						|
								
							 | 
						|
								         expression_node_ptr consequent  = error_node();
							 | 
						|
								         expression_node_ptr alternative = error_node();
							 | 
						|
								
							 | 
						|
								         bool result = true;
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_comma))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR22 - Expected ',' between if-statement condition and consequent"));
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (consequent = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR23 - Failed to parse consequent for if-statement"));
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_comma))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR24 - Expected ',' between if-statement consequent and alternative"));
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (alternative = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR25 - Failed to parse alternative for if-statement"));
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR26 - Expected ')' at the end of if-statement"));
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!result)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,  condition);
							 | 
						|
								            free_node(node_allocator_, consequent);
							 | 
						|
								            free_node(node_allocator_,alternative);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return expression_generator_.conditional(condition,consequent,alternative);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_conditional_statement_02(expression_node_ptr condition)
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr consequent  = error_node();
							 | 
						|
								         expression_node_ptr alternative = error_node();
							 | 
						|
								
							 | 
						|
								         bool result = true;
							 | 
						|
								
							 | 
						|
								         if (token_is(token_t::e_lcrlbracket,false))
							 | 
						|
								         {
							 | 
						|
								            if (0 == (consequent = parse_multi_sequence("if-statement-01")))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR27 - Failed to parse body of consequent for if-statement"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 commutative_check_enabled() &&
							 | 
						|
								                 token_is(token_t::e_mul,false)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               next_token();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (0 != (consequent = parse_expression()))
							 | 
						|
								            {
							 | 
						|
								               if (!token_is(token_t::e_eof))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR28 - Expected ';' at the end of the consequent for if-statement"));
							 | 
						|
								                  result = false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR29 - Failed to parse body of consequent for if-statement"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (result)
							 | 
						|
								         {
							 | 
						|
								            if (details::imatch(current_token_.value,"else"))
							 | 
						|
								            {
							 | 
						|
								               next_token();
							 | 
						|
								
							 | 
						|
								               if (token_is(token_t::e_lcrlbracket,false))
							 | 
						|
								               {
							 | 
						|
								                  if (0 == (alternative = parse_multi_sequence("else-statement-01")))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR30 - Failed to parse body of the 'else' for if-statement"));
							 | 
						|
								                     result = false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (details::imatch(current_token_.value,"if"))
							 | 
						|
								               {
							 | 
						|
								                  if (0 == (alternative = parse_conditional_statement()))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR31 - Failed to parse body of if-else statement"));
							 | 
						|
								                     result = false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (0 != (alternative = parse_expression()))
							 | 
						|
								               {
							 | 
						|
								                  if (!token_is(token_t::e_eof))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR32 - Expected ';' at the end of the 'else-if' for the if-statement"));
							 | 
						|
								                     result = false;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR33 - Failed to parse body of the 'else' for if-statement"));
							 | 
						|
								                  result = false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!result)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,  condition);
							 | 
						|
								            free_node(node_allocator_, consequent);
							 | 
						|
								            free_node(node_allocator_,alternative);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return expression_generator_.conditional(condition,consequent,alternative);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_conditional_statement()
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr condition   = error_node();
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR34 - Expected '(' at start of if-statement, instead got: '" + current_token_.value + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (condition = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR35 - Failed to parse condition for if-statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_comma,false))
							 | 
						|
								         {
							 | 
						|
								            // if (x,y,z)
							 | 
						|
								            return parse_conditional_statement_01(condition);
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            // 00. if (x) y;
							 | 
						|
								            // 01. if (x) y; else z;
							 | 
						|
								            // 02. if (x) y; else {z0; ... zn;}
							 | 
						|
								            // 03. if (x) y; else if (z) w;
							 | 
						|
								            // 04. if (x) y; else if (z) w; else u;
							 | 
						|
								            // 05. if (x) y; else if (z) w; else {u0; ... un;}
							 | 
						|
								            // 06. if (x) y; else if (z) {w0; ... wn;}
							 | 
						|
								            // 07. if (x) {y0; ... yn;}
							 | 
						|
								            // 08. if (x) {y0; ... yn;} else z;
							 | 
						|
								            // 09. if (x) {y0; ... yn;} else {z0; ... zn;};
							 | 
						|
								            // 10. if (x) {y0; ... yn;} else if (z) w;
							 | 
						|
								            // 11. if (x) {y0; ... yn;} else if (z) w; else u;
							 | 
						|
								            // 12. if (x) {y0; ... nex;} else if (z) w; else {u0 ... un;}
							 | 
						|
								            // 13. if (x) {y0; ... yn;} else if (z) {w0; ... wn;}
							 | 
						|
								            return parse_conditional_statement_02(condition);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         set_error(
							 | 
						|
								            make_error(parser_error::e_syntax,
							 | 
						|
								                       current_token_,
							 | 
						|
								                       "ERR36 - Invalid if-statement"));
							 | 
						|
								
							 | 
						|
								         free_node(node_allocator_,condition);
							 | 
						|
								
							 | 
						|
								         return error_node();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_ternary_conditional_statement(expression_node_ptr condition)
							 | 
						|
								      {
							 | 
						|
								         // Parse: [condition][?][consequent][:][alternative]
							 | 
						|
								         expression_node_ptr consequent  = error_node();
							 | 
						|
								         expression_node_ptr alternative = error_node();
							 | 
						|
								
							 | 
						|
								         bool result = true;
							 | 
						|
								
							 | 
						|
								         if (0 == condition)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR37 - Encountered invalid condition branch for ternary if-statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_ternary))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR38 - Expected '?' after condition of ternary if-statement"));
							 | 
						|
								
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (consequent = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR39 - Failed to parse consequent for if-statement"));
							 | 
						|
								
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_colon))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR40 - Expected ':' between ternary if-statement consequent and alternative"));
							 | 
						|
								
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (alternative = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR41 - Failed to parse alternative for if-statement"));
							 | 
						|
								
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!result)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,  condition);
							 | 
						|
								            free_node(node_allocator_, consequent);
							 | 
						|
								            free_node(node_allocator_,alternative);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return expression_generator_.conditional(condition,consequent,alternative);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_while_loop()
							 | 
						|
								      {
							 | 
						|
								         // Parse: [while][(][test expr][)][{][expression][}]
							 | 
						|
								         expression_node_ptr condition   = error_node();
							 | 
						|
								         expression_node_ptr branch      = error_node();
							 | 
						|
								         expression_node_ptr result_node = error_node();
							 | 
						|
								
							 | 
						|
								         bool result = true;
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR42 - Expected '(' at start of while-loop condition statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (condition = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR43 - Failed to parse condition for while-loop"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR44 - Expected ')' at end of while-loop condition statement"));
							 | 
						|
								            result = false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         brkcnt_list_.push_front(false);
							 | 
						|
								
							 | 
						|
								         if (result)
							 | 
						|
								         {
							 | 
						|
								            if (0 == (branch = parse_multi_sequence("while-loop")))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR45 - Failed to parse body of while-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								            else if (0 == (result_node = expression_generator_.while_loop(condition,
							 | 
						|
								                                                                          branch,
							 | 
						|
								                                                                          brkcnt_list_.front())))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR46 - Failed to synthesize while-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!result)
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,     branch);
							 | 
						|
								            free_node(node_allocator_,  condition);
							 | 
						|
								            free_node(node_allocator_,result_node);
							 | 
						|
								
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return result_node;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_repeat_until_loop()
							 | 
						|
								      {
							 | 
						|
								         // Parse: [repeat][{][expression][}][until][(][test expr][)]
							 | 
						|
								         expression_node_ptr condition = error_node();
							 | 
						|
								         expression_node_ptr branch    = error_node();
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         brkcnt_list_.push_front(false);
							 | 
						|
								
							 | 
						|
								         if (details::imatch(current_token_.value,"until"))
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								            branch = node_allocator_.allocate<details::null_node<T> >();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            token_t::token_type seperator = token_t::e_eof;
							 | 
						|
								
							 | 
						|
								            scope_handler sh(*this);
							 | 
						|
								
							 | 
						|
								            for (;;)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								               if (0 == arg)
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								               if (details::imatch(current_token_.value,"until"))
							 | 
						|
								               {
							 | 
						|
								                  next_token();
							 | 
						|
								                  break;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               bool is_next_until = peek_token_is(token_t::e_symbol) &&
							 | 
						|
								                                    peek_token_is("until");
							 | 
						|
								
							 | 
						|
								               if (!token_is(seperator) && is_next_until)
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR47 - Expected '" + token_t::to_str(seperator) + "' for body of repeat until loop"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (details::imatch(current_token_.value,"until"))
							 | 
						|
								               {
							 | 
						|
								                  next_token();
							 | 
						|
								                  break;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            branch = simplify(arg_list);
							 | 
						|
								
							 | 
						|
								            if ((sdd.delete_ptr = (0 == branch)))
							 | 
						|
								            {
							 | 
						|
								               brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR48 - Failed to parse body of repeat until loop"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR49 - Expected '(' before condition statement of repeat until loop"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (condition = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR50 - Failed to parse condition for repeat until loop"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR51 - Expected ')' after condition of repeat until loop"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,    branch);
							 | 
						|
								            free_node(node_allocator_, condition);
							 | 
						|
								
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr result;
							 | 
						|
								
							 | 
						|
								         result = expression_generator_
							 | 
						|
								                     .repeat_until_loop(condition,branch,brkcnt_list_.front());
							 | 
						|
								
							 | 
						|
								         if (0 == result)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR52 - Failed to synthesize repeat until loop"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_, condition);
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_for_loop()
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr initialiser = error_node();
							 | 
						|
								         expression_node_ptr condition   = error_node();
							 | 
						|
								         expression_node_ptr incrementor = error_node();
							 | 
						|
								         expression_node_ptr loop_body   = error_node();
							 | 
						|
								
							 | 
						|
								         scope_element* se = 0;
							 | 
						|
								         bool result       = true;
							 | 
						|
								         std::string loop_counter_symbol;
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         scope_handler sh(*this);
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR53 - Expected '(' at start of for-loop"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_eof))
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 !token_is(token_t::e_symbol,false) &&
							 | 
						|
								                 details::imatch(current_token_.value,"var")
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               next_token();
							 | 
						|
								
							 | 
						|
								               if (!token_is(token_t::e_symbol,false))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR54 - Expected a variable at the start of initialiser section of for-loop"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								               else if (!peek_token_is(token_t::e_assign))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR55 - Expected variable assignment of initialiser section of for-loop"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               loop_counter_symbol = current_token_.value;
							 | 
						|
								
							 | 
						|
								               se = &sem_.get_element(loop_counter_symbol);
							 | 
						|
								
							 | 
						|
								               if ((se->name == loop_counter_symbol) && se->active)
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR56 - For-loop variable '" + loop_counter_symbol+ "' is being shadowed by a previous declaration"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								               else if (!symbol_table_.is_variable(loop_counter_symbol))
							 | 
						|
								               {
							 | 
						|
								                  if (
							 | 
						|
								                       !se->active &&
							 | 
						|
								                       (se->name == loop_counter_symbol) &&
							 | 
						|
								                       (se->type ==  scope_element::e_variable)
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     se->active = true;
							 | 
						|
								                     se->ref_count++;
							 | 
						|
								                  }
							 | 
						|
								                  else
							 | 
						|
								                  {
							 | 
						|
								                     scope_element nse;
							 | 
						|
								                     nse.name     = loop_counter_symbol;
							 | 
						|
								                     nse.type     = scope_element::e_variable;
							 | 
						|
								                     nse.depth    = scope_depth_;
							 | 
						|
								                     nse.data     = new T(T(0));
							 | 
						|
								                     nse.var_node = new variable_node_t(*(T*)(nse.data));
							 | 
						|
								
							 | 
						|
								                     if (!sem_.add_element(nse))
							 | 
						|
								                     {
							 | 
						|
								                        set_error(
							 | 
						|
								                           make_error(parser_error::e_syntax,
							 | 
						|
								                                      current_token_,
							 | 
						|
								                                      "ERR57 - Failed to add new local variable '" + loop_counter_symbol + "' to SEM"));
							 | 
						|
								
							 | 
						|
								                        result = false;
							 | 
						|
								
							 | 
						|
								                     }
							 | 
						|
								                     else
							 | 
						|
								                        exprtk_debug(("parse_for_loop() - INFO - Added new local variable: %s\n",nse.name.c_str()));
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (0 == (initialiser = parse_expression()))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR58 - Failed to parse initialiser of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!token_is(token_t::e_eof))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR59 - Expected ';' after initialiser of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_eof))
							 | 
						|
								         {
							 | 
						|
								            if (0 == (condition = parse_expression()))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR60 - Failed to parse condition of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								            else if (!token_is(token_t::e_eof))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR61 - Expected ';' after condition section of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            if (0 == (incrementor = parse_expression()))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR62 - Failed to parse incrementor of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								            else if (!token_is(token_t::e_rbracket))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR63 - Expected ')' after incrementor section of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (result)
							 | 
						|
								         {
							 | 
						|
								            brkcnt_list_.push_front(false);
							 | 
						|
								            if (0 == (loop_body = parse_multi_sequence("for-loop")))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR64 - Failed to parse body of for-loop"));
							 | 
						|
								               result = false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!result)
							 | 
						|
								         {
							 | 
						|
								            if (se)
							 | 
						|
								            {
							 | 
						|
								               se->ref_count--;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            sem_.cleanup();
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,initialiser);
							 | 
						|
								            free_node(node_allocator_,  condition);
							 | 
						|
								            free_node(node_allocator_,incrementor);
							 | 
						|
								            free_node(node_allocator_,  loop_body);
							 | 
						|
								
							 | 
						|
								            if (!brkcnt_list_.empty())
							 | 
						|
								            {
							 | 
						|
								               brkcnt_list_.pop_front();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr result_node =
							 | 
						|
								                   expression_generator_.for_loop(initialiser,
							 | 
						|
								                                                  condition,
							 | 
						|
								                                                  incrementor,
							 | 
						|
								                                                  loop_body,
							 | 
						|
								                                                  brkcnt_list_.front());
							 | 
						|
								            brkcnt_list_.pop_front();
							 | 
						|
								
							 | 
						|
								            return result_node;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_switch_statement()
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         if (!details::imatch(current_token_.value,"switch"))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR65 - Expected keyword 'switch'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> svd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lcrlbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR66 - Expected '{' for call to switch statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         for ( ; ; )
							 | 
						|
								         {
							 | 
						|
								            if (!details::imatch("case",current_token_.value))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR67 - Expected either a 'case' or 'default' statement"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr condition = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == condition)
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!token_is(token_t::e_colon))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR68 - Expected ':' for case of switch statement"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            expression_node_ptr consequent = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == consequent)
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!token_is(token_t::e_eof))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR69 - Expected ';' at end of case for switch statement"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            // Can we optimize away the case statement?
							 | 
						|
								            if (is_constant_node(condition) && is_false(condition))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_, condition);
							 | 
						|
								               free_node(node_allocator_,consequent);
							 | 
						|
								
							 | 
						|
								               condition  = 0;
							 | 
						|
								               consequent = 0;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               arg_list.push_back(condition);
							 | 
						|
								               arg_list.push_back(consequent);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (details::imatch("default",current_token_.value))
							 | 
						|
								            {
							 | 
						|
								               next_token();
							 | 
						|
								               if (!token_is(token_t::e_colon))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR70 - Expected ':' for default of switch statement"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               expression_node_ptr default_statement = parse_expression();
							 | 
						|
								
							 | 
						|
								               if (0 == default_statement)
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!token_is(token_t::e_eof))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR71 - Expected ';' at end of default for switch statement"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               arg_list.push_back(default_statement);
							 | 
						|
								               break;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_rcrlbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR72 - Expected '}' at end of switch statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = expression_generator_.switch_statement(arg_list);
							 | 
						|
								
							 | 
						|
								         svd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_multi_switch_statement()
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         if (!details::imatch(current_token_.value,"[*]"))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR73 - Expected token '[*]'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> svd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lcrlbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR74 - Expected '{' for call to [*] statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         for ( ; ; )
							 | 
						|
								         {
							 | 
						|
								            if (!details::imatch("case",current_token_.value))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR75 - Expected a 'case' statement for multi-switch"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr condition = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == condition)
							 | 
						|
								               return error_node();
							 | 
						|
								
							 | 
						|
								            if (!token_is(token_t::e_colon))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR76 - Expected ':' for case of [*] statement"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            expression_node_ptr consequent = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == consequent)
							 | 
						|
								               return error_node();
							 | 
						|
								
							 | 
						|
								            if (!token_is(token_t::e_eof))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR77 - Expected ';' at end of case for [*] statement"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            // Can we optimize away the case statement?
							 | 
						|
								            if (is_constant_node(condition) && is_false(condition))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_, condition);
							 | 
						|
								               free_node(node_allocator_,consequent);
							 | 
						|
								
							 | 
						|
								               condition  = 0;
							 | 
						|
								               consequent = 0;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               arg_list.push_back(condition);
							 | 
						|
								               arg_list.push_back(consequent);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (token_is(token_t::e_rcrlbracket,false))
							 | 
						|
								            {
							 | 
						|
								               break;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_rcrlbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR78 - Expected '}' at end of [*] statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = expression_generator_.multi_switch_statement(arg_list);
							 | 
						|
								
							 | 
						|
								         svd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_vararg_function()
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         details::operator_type opt_type = details::e_default;
							 | 
						|
								         const std::string symbol = current_token_.value;
							 | 
						|
								
							 | 
						|
								         if (details::imatch(symbol,"~"))
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								            return parse_multi_sequence();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(symbol,"[*]"))
							 | 
						|
								         {
							 | 
						|
								            return parse_multi_switch_statement();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(symbol,"avg" )) opt_type = details::e_avg;
							 | 
						|
								         else if (details::imatch(symbol,"mand")) opt_type = details::e_mand;
							 | 
						|
								         else if (details::imatch(symbol,"max" )) opt_type = details::e_max;
							 | 
						|
								         else if (details::imatch(symbol,"min" )) opt_type = details::e_min;
							 | 
						|
								         else if (details::imatch(symbol,"mor" )) opt_type = details::e_mor;
							 | 
						|
								         else if (details::imatch(symbol,"mul" )) opt_type = details::e_prod;
							 | 
						|
								         else if (details::imatch(symbol,"sum" )) opt_type = details::e_sum;
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR79 - Unsupported vararg function: " + symbol));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR80 - Expected '(' for call to vararg function: " + symbol));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         for ( ; ; )
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == arg)
							 | 
						|
								               return error_node();
							 | 
						|
								            else
							 | 
						|
								               arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								            if (token_is(token_t::e_rbracket))
							 | 
						|
								               break;
							 | 
						|
								            else if (!token_is(token_t::e_comma))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR81 - Expected ',' for call to vararg function: " + symbol));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = expression_generator_.vararg_function(opt_type,arg_list);
							 | 
						|
								
							 | 
						|
								         sdd.delete_ptr = (0 == result);
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_string_range_statement(expression_node_ptr& expression)
							 | 
						|
								      {
							 | 
						|
								         if (!token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR82 - Expected '[' as start of string range definition"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,expression);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_rsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_.allocate<details::string_size_node<T> >(expression);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         range_t rp;
							 | 
						|
								
							 | 
						|
								         if (!parse_range(rp,true))
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,expression);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr result = expression_generator_(expression,rp);
							 | 
						|
								
							 | 
						|
								         if (0 == result)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR83 - Failed to generate string range node"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,expression);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         rp.clear();
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void parse_pending_string_rangesize(expression_node_ptr& expression)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t max_rangesize_parses = 100;
							 | 
						|
								         std::size_t i = 0;
							 | 
						|
								
							 | 
						|
								         while
							 | 
						|
								            (
							 | 
						|
								               (0 != expression)                      &&
							 | 
						|
								               (i++ < max_rangesize_parses)           &&
							 | 
						|
								               error_list_.empty()                    &&
							 | 
						|
								               token_is(token_t::e_lsqrbracket,false) &&
							 | 
						|
								               is_generally_string_node(expression)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            expression = parse_string_range_statement(expression);
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      inline expression_node_ptr simplify(Sequence<expression_node_ptr,Allocator>& expression_list)
							 | 
						|
								      {
							 | 
						|
								         if (expression_list.empty())
							 | 
						|
								            return error_node();
							 | 
						|
								         else if (1 == expression_list.size())
							 | 
						|
								            return expression_list[0];
							 | 
						|
								
							 | 
						|
								         Sequence<expression_node_ptr,Allocator> tmp_expression_list;
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = 0; i < (expression_list.size() - 1); ++i)
							 | 
						|
								         {
							 | 
						|
								            if (is_variable_node(expression_list[i]))
							 | 
						|
								               continue;
							 | 
						|
								            else if (
							 | 
						|
								                      is_constant_node(expression_list[i]) ||
							 | 
						|
								                      is_null_node    (expression_list[i])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,expression_list[i]);
							 | 
						|
								               continue;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               tmp_expression_list.push_back(expression_list[i]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         tmp_expression_list.push_back(expression_list.back());
							 | 
						|
								         expression_list.swap(tmp_expression_list);
							 | 
						|
								
							 | 
						|
								         if (1 == expression_list.size())
							 | 
						|
								            return expression_list[0];
							 | 
						|
								         else
							 | 
						|
								            return expression_generator_.vararg_function(details::e_multi,expression_list);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_multi_sequence(const std::string& source = "")
							 | 
						|
								      {
							 | 
						|
								         token_t::token_type close_bracket = token_t::e_rcrlbracket;
							 | 
						|
								         token_t::token_type seperator     = token_t::e_eof;
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lcrlbracket))
							 | 
						|
								         {
							 | 
						|
								            if (token_is(token_t::e_lbracket))
							 | 
						|
								            {
							 | 
						|
								               close_bracket = token_t::e_rbracket;
							 | 
						|
								               seperator     = token_t::e_comma;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR84 - Expected '" + token_t::to_str(close_bracket) + "' for call to multi-sequence" +
							 | 
						|
								                             ((!source.empty()) ? std::string(" section of " + source): "")));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_rcrlbracket))
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_.allocate<details::null_node<T> >();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         scope_handler sh(*this);
							 | 
						|
								
							 | 
						|
								         for (;;)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == arg)
							 | 
						|
								               return error_node();
							 | 
						|
								            else
							 | 
						|
								               arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								            if (token_is(close_bracket))
							 | 
						|
								               break;
							 | 
						|
								
							 | 
						|
								            bool is_next_close = peek_token_is(close_bracket);
							 | 
						|
								
							 | 
						|
								            if (!token_is(seperator) && is_next_close)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR85 - Expected '" + details::to_str(seperator) + "' for call to multi-sequence section of " + source));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (token_is(close_bracket))
							 | 
						|
								               break;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = simplify(arg_list);
							 | 
						|
								
							 | 
						|
								         sdd.delete_ptr = (0 == result);
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool parse_range(range_t& rp, const bool skip_lsqr = false)
							 | 
						|
								      {
							 | 
						|
								         // Examples of valid ranges:
							 | 
						|
								         // 1. [1:5]     -> 1..5
							 | 
						|
								         // 2. [ :5]     -> 0..5
							 | 
						|
								         // 3. [1: ]     -> 1..end
							 | 
						|
								         // 4. [x:y]     -> x..y where x <= y
							 | 
						|
								         // 5. [x+1:y/2] -> x+1..y/2 where x+1 <= y/2
							 | 
						|
								         // 6. [ :y]     -> 0..y where 0 <= y
							 | 
						|
								         // 7. [x: ]     -> x..end where x <= end
							 | 
						|
								
							 | 
						|
								         rp.clear();
							 | 
						|
								
							 | 
						|
								         if (!skip_lsqr && !token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR86 - Expected '[' for start of range"));
							 | 
						|
								
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (token_is(token_t::e_colon))
							 | 
						|
								         {
							 | 
						|
								            rp.n0_c.first  = true;
							 | 
						|
								            rp.n0_c.second = 0;
							 | 
						|
								            rp.cache.first = 0;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr r0 = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == r0)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR87 - Failed parse begin section of range"));
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            }
							 | 
						|
								            else if (is_constant_node(r0))
							 | 
						|
								            {
							 | 
						|
								               T r0_value = r0->value();
							 | 
						|
								
							 | 
						|
								               if (r0_value >= T(0))
							 | 
						|
								               {
							 | 
						|
								                  rp.n0_c.first  = true;
							 | 
						|
								                  rp.n0_c.second = static_cast<std::size_t>(details::numeric::to_int64(r0_value));
							 | 
						|
								                  rp.cache.first = rp.n0_c.second;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,r0);
							 | 
						|
								
							 | 
						|
								               if (r0_value < T(0))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR88 - Range lower bound less than zero! Constraint: r0 >= 0"));
							 | 
						|
								
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               rp.n0_e.first  = true;
							 | 
						|
								               rp.n0_e.second = r0;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!token_is(token_t::e_colon))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR89 - Expected ':' for break  in range"));
							 | 
						|
								
							 | 
						|
								               rp.free();
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (token_is(token_t::e_rsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            rp.n1_c.first  = true;
							 | 
						|
								            rp.n1_c.second = std::numeric_limits<std::size_t>::max();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr r1 = parse_expression();
							 | 
						|
								
							 | 
						|
								            if (0 == r1)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR90 - Failed parse end section of range"));
							 | 
						|
								
							 | 
						|
								               rp.free();
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            }
							 | 
						|
								            else if (is_constant_node(r1))
							 | 
						|
								            {
							 | 
						|
								               T r1_value = r1->value();
							 | 
						|
								
							 | 
						|
								               if (r1_value >= T(0))
							 | 
						|
								               {
							 | 
						|
								                  rp.n1_c.first   = true;
							 | 
						|
								                  rp.n1_c.second  = static_cast<std::size_t>(details::numeric::to_int64(r1_value));
							 | 
						|
								                  rp.cache.second = rp.n1_c.second;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,r1);
							 | 
						|
								
							 | 
						|
								               if (r1_value < T(0))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR91 - Range upper bound less than zero! Constraint: r1 >= 0"));
							 | 
						|
								
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               rp.n1_e.first  = true;
							 | 
						|
								               rp.n1_e.second = r1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!token_is(token_t::e_rsqrbracket))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR92 - Expected ']' for start of range"));
							 | 
						|
								
							 | 
						|
								               rp.free();
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (rp.const_range())
							 | 
						|
								         {
							 | 
						|
								            std::size_t r0 = 0;
							 | 
						|
								            std::size_t r1 = 0;
							 | 
						|
								
							 | 
						|
								            bool rp_result = rp(r0,r1);
							 | 
						|
								
							 | 
						|
								            if (!rp_result || (r0 > r1))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR93 - Invalid range, Constraint: r0 <= r1"));
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void lodge_symbol(const std::string& symbol,
							 | 
						|
								                               const symbol_type st)
							 | 
						|
								      {
							 | 
						|
								         dec_.add_symbol(symbol,st);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_string()
							 | 
						|
								      {
							 | 
						|
								         const std::string symbol = current_token_.value;
							 | 
						|
								
							 | 
						|
								         if (!symbol_table_.is_conststr_stringvar(symbol))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR94 - Unknown string symbol"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr result = symbol_table_.get_stringvar(symbol);
							 | 
						|
								
							 | 
						|
								         typedef details::stringvar_node<T>* strvar_node_t;
							 | 
						|
								         strvar_node_t const_str_node = static_cast<strvar_node_t>(0);
							 | 
						|
								
							 | 
						|
								         const bool is_const_string = symbol_table_.is_constant_string(symbol);
							 | 
						|
								
							 | 
						|
								         if (is_const_string)
							 | 
						|
								         {
							 | 
						|
								            const_str_node = static_cast<strvar_node_t>(result);
							 | 
						|
								            result = expression_generator_(const_str_node->str());
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         lodge_symbol(symbol,e_st_string);
							 | 
						|
								
							 | 
						|
								         if (peek_token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            if (peek_token_is(token_t::e_rsqrbracket))
							 | 
						|
								            {
							 | 
						|
								               next_token();
							 | 
						|
								               next_token();
							 | 
						|
								
							 | 
						|
								               if (const_str_node)
							 | 
						|
								               {
							 | 
						|
								                  free_node(node_allocator_,result);
							 | 
						|
								
							 | 
						|
								                  return expression_generator_(T(const_str_node->size()));
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return node_allocator_.allocate<details::stringvar_size_node<T> >
							 | 
						|
								                            (static_cast<details::stringvar_node<T>*>(result)->ref());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            range_t rp;
							 | 
						|
								
							 | 
						|
								            if (!parse_range(rp))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,result);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (const_str_node)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,result);
							 | 
						|
								               result = expression_generator_(const_str_node->ref(),rp);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               result = expression_generator_(static_cast<details::stringvar_node<T>*>(result)->ref(),rp);
							 | 
						|
								
							 | 
						|
								            if (result)
							 | 
						|
								               rp.clear();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_const_string()
							 | 
						|
								      {
							 | 
						|
								         const std::string const_str = current_token_.value;
							 | 
						|
								         expression_node_ptr result = expression_generator_(const_str);
							 | 
						|
								
							 | 
						|
								         if (peek_token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            if (peek_token_is(token_t::e_rsqrbracket))
							 | 
						|
								            {
							 | 
						|
								               next_token();
							 | 
						|
								               next_token();
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,result);
							 | 
						|
								
							 | 
						|
								               return expression_generator_(T(const_str.size()));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            range_t rp;
							 | 
						|
								
							 | 
						|
								            if (!parse_range(rp))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,result);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,result);
							 | 
						|
								
							 | 
						|
								            if (rp.n1_c.first && (rp.n1_c.second == std::numeric_limits<std::size_t>::max()))
							 | 
						|
								            {
							 | 
						|
								               rp.n1_c.second  = const_str.size() - 1;
							 | 
						|
								               rp.cache.second = rp.n1_c.second;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (rp.n0_c.first && (rp.n0_c.second >= const_str.size())) ||
							 | 
						|
								                 (rp.n1_c.first && (rp.n1_c.second >= const_str.size()))
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR95 - Overflow in range for string: '" + const_str + "'[" +
							 | 
						|
								                             (rp.n0_c.first ? details::to_str(rp.n0_c.second) : "?") + ":" +
							 | 
						|
								                             (rp.n1_c.first ? details::to_str(rp.n1_c.second) : "?") + "]"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            result = expression_generator_(const_str,rp);
							 | 
						|
								
							 | 
						|
								            if (result)
							 | 
						|
								               rp.clear();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_vector()
							 | 
						|
								      {
							 | 
						|
								         const std::string symbol = current_token_.value;
							 | 
						|
								
							 | 
						|
								         vector_holder_ptr vec = vector_holder_ptr(0);
							 | 
						|
								
							 | 
						|
								         const scope_element& se = sem_.get_element(symbol);
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              (se.name != symbol)       ||
							 | 
						|
								              (se.depth > scope_depth_) ||
							 | 
						|
								              (scope_element::e_vector != se.type)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            if (0 == (vec = symbol_table_.get_vector(symbol)))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR96 - Symbol '" + symbol+ " not a vector"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            vec = se.vec_node;
							 | 
						|
								
							 | 
						|
								         expression_node_ptr index_expr = error_node();
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_.allocate<vector_node_t>(vec);
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_rsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            return expression_generator_(T(vec->size()));
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (index_expr = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR97 - Failed to parse index for vector: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_rsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR98 - Expected ']' for index of vector: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								            free_node(node_allocator_,index_expr);
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return expression_generator_.vector_element(symbol,vec,index_expr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_vararg_function_call(ivararg_function<T>* vararg_function, const std::string& vararg_function_name)
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         if (token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            if (!token_is(token_t::e_rbracket))
							 | 
						|
								            {
							 | 
						|
								               for ( ; ; )
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								                  if (0 == arg)
							 | 
						|
								                     return error_node();
							 | 
						|
								                  else
							 | 
						|
								                     arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								                  if (token_is(token_t::e_rbracket))
							 | 
						|
								                     break;
							 | 
						|
								                  else if (!token_is(token_t::e_comma))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR99 - Expected ',' for call to vararg function: " + vararg_function_name));
							 | 
						|
								
							 | 
						|
								                     return error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         result = expression_generator_.vararg_function_call(vararg_function,arg_list);
							 | 
						|
								
							 | 
						|
								         sdd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      class type_checker
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef parser<T> parser_t;
							 | 
						|
								         typedef std::vector<std::string> param_seq_list_t;
							 | 
						|
								
							 | 
						|
								         type_checker(parser_t& p,
							 | 
						|
								                      const std::string& func_name,
							 | 
						|
								                      const std::string& param_seq)
							 | 
						|
								         : invalid_state_(true),
							 | 
						|
								           parser_(p),
							 | 
						|
								           function_name_(func_name)
							 | 
						|
								         {
							 | 
						|
								            split(param_seq);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool verify(const std::string& param_seq, std::size_t& pseq_index)
							 | 
						|
								         {
							 | 
						|
								            if (param_seq_list_.empty())
							 | 
						|
								               return true;
							 | 
						|
								
							 | 
						|
								            std::vector<std::pair<std::size_t,char> > error_list;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < param_seq_list_.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               std::size_t diff_index = 0;
							 | 
						|
								               char        diff_value = 0;
							 | 
						|
								
							 | 
						|
								               bool result = details::sequence_match(param_seq_list_[i],
							 | 
						|
								                                                     param_seq,
							 | 
						|
								                                                     diff_index,diff_value);
							 | 
						|
								
							 | 
						|
								              if (result)
							 | 
						|
								              {
							 | 
						|
								                 pseq_index = i;
							 | 
						|
								                 return true;
							 | 
						|
								              }
							 | 
						|
								              else
							 | 
						|
								                 error_list.push_back(std::make_pair(diff_index,diff_value));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (1 == error_list.size())
							 | 
						|
								            {
							 | 
						|
								               parser_.
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                parser_.current_token(),
							 | 
						|
								                                "ERR100 - Failed parameter type check for function '" + function_name_ + "', "
							 | 
						|
								                                "Expected '" + param_seq_list_[0] + "'  call set: '" + param_seq +"'"));
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               // find first with largest diff_index;
							 | 
						|
								               std::size_t max_diff_index = 0;
							 | 
						|
								
							 | 
						|
								               for (std::size_t i = 1; i < error_list.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  if (error_list[i].first > error_list[max_diff_index].first)
							 | 
						|
								                  {
							 | 
						|
								                     max_diff_index = i;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               parser_.
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                parser_.current_token(),
							 | 
						|
								                                "ERR101 - Failed parameter type check for function '" + function_name_ + "', "
							 | 
						|
								                                "Best match: '" + param_seq_list_[max_diff_index] + "'  call set: '" + param_seq +"'"));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t paramseq_count() const
							 | 
						|
								         {
							 | 
						|
								            return param_seq_list_.size();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string paramseq(const std::size_t& index) const
							 | 
						|
								         {
							 | 
						|
								            return param_seq_list_[index];
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool invalid() const
							 | 
						|
								         {
							 | 
						|
								            return !invalid_state_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         void split(const std::string& s)
							 | 
						|
								         {
							 | 
						|
								            if (s.empty())
							 | 
						|
								               return;
							 | 
						|
								
							 | 
						|
								            std::size_t start = 0;
							 | 
						|
								            std::size_t end   = 0;
							 | 
						|
								
							 | 
						|
								            param_seq_list_t param_seq_list;
							 | 
						|
								
							 | 
						|
								            struct token_validator
							 | 
						|
								            {
							 | 
						|
								               static inline bool process(const std::string& str,
							 | 
						|
								                                          std::size_t s, std::size_t e,
							 | 
						|
								                                          param_seq_list_t& psl)
							 | 
						|
								               {
							 | 
						|
								                  if (
							 | 
						|
								                       (e - s) &&
							 | 
						|
								                       (std::string::npos == str.find("?*")) &&
							 | 
						|
								                       (std::string::npos == str.find("**"))
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     const std::string curr_str = str.substr(s,e - s);
							 | 
						|
								
							 | 
						|
								                     if (std::string::npos == curr_str.find_first_not_of("STV*?|"))
							 | 
						|
								                     {
							 | 
						|
								                        psl.push_back(curr_str);
							 | 
						|
								                        return true;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								            };
							 | 
						|
								
							 | 
						|
								            while (std::string::npos != (end = s.find('|',start)))
							 | 
						|
								            {
							 | 
						|
								               if (!token_validator::process(s,start,end,param_seq_list))
							 | 
						|
								               {
							 | 
						|
								                  invalid_state_ = false;
							 | 
						|
								
							 | 
						|
								                  const std::string err_param_seq =  s.substr(start,end - start);
							 | 
						|
								
							 | 
						|
								                  parser_.
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   parser_.current_token(),
							 | 
						|
								                                   "ERR102 - Invalid parameter sequence of '" + err_param_seq +
							 | 
						|
								                                   "'  for function: " + function_name_));
							 | 
						|
								
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  start = end + 1;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (start < s.size())
							 | 
						|
								            {
							 | 
						|
								               if (token_validator::process(s,start,s.size(),param_seq_list))
							 | 
						|
								                  param_seq_list_ = param_seq_list;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  const std::string err_param_seq =  s.substr(start,s.size() - start);
							 | 
						|
								
							 | 
						|
								                  parser_.
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   parser_.current_token(),
							 | 
						|
								                                   "ERR103 - Invalid parameter sequence of '" + err_param_seq +
							 | 
						|
								                                   "'  for function: " + function_name_));
							 | 
						|
								                  return;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         type_checker(const type_checker&);
							 | 
						|
								         type_checker& operator=(const type_checker&);
							 | 
						|
								
							 | 
						|
								         bool invalid_state_;
							 | 
						|
								         parser_t& parser_;
							 | 
						|
								         std::string function_name_;
							 | 
						|
								         param_seq_list_t param_seq_list_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_generic_function_call(igeneric_function<T>* function, const std::string& function_name)
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         std::string param_type_list;
							 | 
						|
								
							 | 
						|
								         type_checker tc(*this,function_name,function->parameter_sequence);
							 | 
						|
								
							 | 
						|
								         if (tc.invalid())
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR104 - Type checker instantiation failure for generic function: " + function_name));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            if (!token_is(token_t::e_rbracket))
							 | 
						|
								            {
							 | 
						|
								               for ( ; ; )
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								                  if (0 == arg)
							 | 
						|
								                     return error_node();
							 | 
						|
								
							 | 
						|
								                  if (is_ivector_node(arg))
							 | 
						|
								                     param_type_list += 'V';
							 | 
						|
								                  else if (is_generally_string_node(arg))
							 | 
						|
								                     param_type_list += 'S';
							 | 
						|
								                  else // Everything else is assumed to be scalar returning expression
							 | 
						|
								                     param_type_list += 'T';
							 | 
						|
								
							 | 
						|
								                  arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								                  if (token_is(token_t::e_rbracket))
							 | 
						|
								                     break;
							 | 
						|
								                  else if (!token_is(token_t::e_comma))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR105 - Expected ',' for call to generic function: " + function_name));
							 | 
						|
								
							 | 
						|
								                     return error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t param_seq_index = 0;
							 | 
						|
								
							 | 
						|
								         if (!tc.verify(param_type_list, param_seq_index))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR106 - Expected ',' for call to generic function: " + function_name));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         if (tc.paramseq_count() <= 1)
							 | 
						|
								            result = expression_generator_
							 | 
						|
								                       .generic_function_call(function,arg_list);
							 | 
						|
								         else
							 | 
						|
								            result = expression_generator_
							 | 
						|
								                       .generic_function_call(function,arg_list,param_seq_index);
							 | 
						|
								
							 | 
						|
								         sdd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_string_function_call(igeneric_function<T>* function, const std::string& function_name)
							 | 
						|
								      {
							 | 
						|
								         std::vector<expression_node_ptr> arg_list;
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> sdd(*this,arg_list);
							 | 
						|
								
							 | 
						|
								         next_token();
							 | 
						|
								
							 | 
						|
								         std::string param_type_list;
							 | 
						|
								
							 | 
						|
								         type_checker tc(*this,function_name,function->parameter_sequence);
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              (!function->parameter_sequence.empty()) &&
							 | 
						|
								              (0 == tc.paramseq_count())
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            if (!token_is(token_t::e_rbracket))
							 | 
						|
								            {
							 | 
						|
								               for ( ; ; )
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr arg = parse_expression();
							 | 
						|
								
							 | 
						|
								                  if (0 == arg)
							 | 
						|
								                     return error_node();
							 | 
						|
								
							 | 
						|
								                  if (is_ivector_node(arg))
							 | 
						|
								                     param_type_list += 'V';
							 | 
						|
								                  else if (is_generally_string_node(arg))
							 | 
						|
								                     param_type_list += 'S';
							 | 
						|
								                  else // Everything else is a scalar returning expression
							 | 
						|
								                     param_type_list += 'T';
							 | 
						|
								
							 | 
						|
								                  arg_list.push_back(arg);
							 | 
						|
								
							 | 
						|
								                  if (token_is(token_t::e_rbracket))
							 | 
						|
								                     break;
							 | 
						|
								                  else if (!token_is(token_t::e_comma))
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR107 - Expected ',' for call to string function: " + function_name));
							 | 
						|
								
							 | 
						|
								                     return error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::size_t param_seq_index = 0;
							 | 
						|
								
							 | 
						|
								         if (!tc.verify(param_type_list, param_seq_index))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR108 - Expected ',' for call to string function: " + function_name));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								         if (tc.paramseq_count() <= 1)
							 | 
						|
								            result = expression_generator_
							 | 
						|
								                       .string_function_call(function,arg_list);
							 | 
						|
								         else
							 | 
						|
								            result = expression_generator_
							 | 
						|
								                       .string_function_call(function,arg_list,param_seq_index);
							 | 
						|
								
							 | 
						|
								         sdd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Type, std::size_t NumberOfParameters>
							 | 
						|
								      struct parse_special_function_impl
							 | 
						|
								      {
							 | 
						|
								         static inline expression_node_ptr process(parser<Type>& p,const details::operator_type opt_type)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr branch[NumberOfParameters];
							 | 
						|
								            expression_node_ptr result  = error_node();
							 | 
						|
								            std::fill_n(branch,NumberOfParameters,reinterpret_cast<expression_node_ptr>(0));
							 | 
						|
								            scoped_delete<expression_node_t,NumberOfParameters> sd(p,branch);
							 | 
						|
								
							 | 
						|
								            p.next_token();
							 | 
						|
								
							 | 
						|
								            if (!p.token_is(token_t::e_lbracket))
							 | 
						|
								            {
							 | 
						|
								               p.set_error(
							 | 
						|
								                    make_error(parser_error::e_syntax,
							 | 
						|
								                               p.current_token(),
							 | 
						|
								                               "ERR109 - Expected '(' for special function"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < NumberOfParameters; ++i)
							 | 
						|
								            {
							 | 
						|
								               branch[i] = p.parse_expression();
							 | 
						|
								
							 | 
						|
								               if (0 == branch[i])
							 | 
						|
								               {
							 | 
						|
								                  return p.error_node();
							 | 
						|
								               }
							 | 
						|
								               else if (i < (NumberOfParameters - 1))
							 | 
						|
								               {
							 | 
						|
								                  if (!p.token_is(token_t::e_comma))
							 | 
						|
								                  {
							 | 
						|
								                     p.set_error(
							 | 
						|
								                          make_error(parser_error::e_syntax,
							 | 
						|
								                                     p.current_token(),
							 | 
						|
								                                     "ERR110 - Expected ',' before next parameter of special function"));
							 | 
						|
								
							 | 
						|
								                     return p.error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!p.token_is(token_t::e_rbracket))
							 | 
						|
								               return p.error_node();
							 | 
						|
								            else
							 | 
						|
								               result = p.expression_generator_.special_function(opt_type,branch);
							 | 
						|
								
							 | 
						|
								            sd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_special_function()
							 | 
						|
								      {
							 | 
						|
								         // Expect: $fDD(expr0,expr1,expr2) or $fDD(expr0,expr1,expr2,expr3)
							 | 
						|
								         if (
							 | 
						|
								              !details::is_digit(current_token_.value[2]) ||
							 | 
						|
								              !details::is_digit(current_token_.value[3])
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_token,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR111 - Invalid special function[1]: " + current_token_.value));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const unsigned int id = (current_token_.value[2] - '0') * 10 + (current_token_.value[3] - '0');
							 | 
						|
								
							 | 
						|
								         if (id >= details::e_sffinal)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_token,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR112 - Invalid special function[2]: " + current_token_.value));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const std::size_t sf_3_to_4 = details::e_sf48;
							 | 
						|
								         const details::operator_type opt_type = details::operator_type(id + 1000);
							 | 
						|
								         const std::size_t NumberOfParameters = (id < (sf_3_to_4 - 1000)) ? 3 : 4;
							 | 
						|
								
							 | 
						|
								         switch (NumberOfParameters)
							 | 
						|
								         {
							 | 
						|
								            case 3  : return parse_special_function_impl<T,3>::process(*this,opt_type);
							 | 
						|
								            case 4  : return parse_special_function_impl<T,4>::process(*this,opt_type);
							 | 
						|
								            default : return error_node();
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_null_statement()
							 | 
						|
								      {
							 | 
						|
								         next_token();
							 | 
						|
								         return node_allocator_.allocate<details::null_node<T> >();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #ifndef exprtk_disable_break_continue
							 | 
						|
								      inline expression_node_ptr parse_break_statement()
							 | 
						|
								      {
							 | 
						|
								         if (!brkcnt_list_.empty())
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            brkcnt_list_.front() = true;
							 | 
						|
								
							 | 
						|
								            expression_node_ptr return_expr = error_node();
							 | 
						|
								
							 | 
						|
								            if (token_is(token_t::e_lsqrbracket))
							 | 
						|
								            {
							 | 
						|
								               if (0 == (return_expr = parse_expression()))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR113 - Failed to parse return expression for 'break' statement"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								               else if (!token_is(token_t::e_rsqrbracket))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR114 - Expected ']' at the completion of break's return expression"));
							 | 
						|
								
							 | 
						|
								                  free_node(node_allocator_,return_expr);
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return node_allocator_.allocate<details::break_node<T> >(return_expr);
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR115 - Invalid use of 'break', allowed only in the scope of a loop"));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return error_node();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_continue_statement()
							 | 
						|
								      {
							 | 
						|
								         if (!brkcnt_list_.empty())
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								            brkcnt_list_.front() = true;
							 | 
						|
								            return node_allocator_.allocate<details::continue_node<T> >();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR116 - Invalid use of 'continue', allowed only in the scope of a loop"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_define_vector_statement(const std::string& vec_name)
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr size_expr = error_node();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR117 - Expected '[' as part of vector size definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (0 == (size_expr = parse_expression()))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR118 - Failed to determine size of vector '" + vec_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!is_constant_node(size_expr))
							 | 
						|
								         {
							 | 
						|
								            free_node(node_allocator_,size_expr);
							 | 
						|
								
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR119 - Expected a literal number as size of vector '" + vec_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         T vector_size = size_expr->value();
							 | 
						|
								
							 | 
						|
								         free_node(node_allocator_,size_expr);
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              (vector_size <= T(0)) ||
							 | 
						|
								              std::not_equal_to<T>()
							 | 
						|
								              (T(0),vector_size - details::numeric::trunc(vector_size))
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR120 - Invalid vector size. Must be an integer greater than zero, size: " +
							 | 
						|
								                          details::to_str(details::numeric::to_int32(vector_size))));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::vector<expression_node_ptr> vec_initilizer_list;
							 | 
						|
								
							 | 
						|
								         scoped_vec_delete<expression_node_t> svd(*this,vec_initilizer_list);
							 | 
						|
								
							 | 
						|
								         bool single_value_initialiser = false;
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_rsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR121 - Expected ']' as part of vector size definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_eof))
							 | 
						|
								         {
							 | 
						|
								            if (!token_is(token_t::e_assign))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR122 - Expected ':=' as part of vector definition"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (token_is(token_t::e_lsqrbracket))
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr initialiser = parse_expression();
							 | 
						|
								
							 | 
						|
								               if (0 == initialiser)
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR123 - Failed to parse single vector initialiser"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               vec_initilizer_list.push_back(initialiser);
							 | 
						|
								
							 | 
						|
								               if (!token_is(token_t::e_rsqrbracket))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR124 - Expected ']' to close single value vector initialiser"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               single_value_initialiser = true;
							 | 
						|
								            }
							 | 
						|
								            else if (!token_is(token_t::e_lcrlbracket))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR125 - Expected '{' as part of vector initialiser list"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (!token_is(token_t::e_rcrlbracket))
							 | 
						|
								            {
							 | 
						|
								               for (;;)
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr initialiser = parse_expression();
							 | 
						|
								
							 | 
						|
								                  if (0 == initialiser)
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR126 - Expected '{' as part of vector initialiser list"));
							 | 
						|
								
							 | 
						|
								                     return error_node();
							 | 
						|
								                  }
							 | 
						|
								                  else
							 | 
						|
								                     vec_initilizer_list.push_back(initialiser);
							 | 
						|
								
							 | 
						|
								                  if (token_is(token_t::e_rcrlbracket))
							 | 
						|
								                     break;
							 | 
						|
								
							 | 
						|
								                  bool is_next_close = peek_token_is(token_t::e_rcrlbracket);
							 | 
						|
								
							 | 
						|
								                  if (!token_is(token_t::e_comma) && is_next_close)
							 | 
						|
								                  {
							 | 
						|
								                     set_error(
							 | 
						|
								                        make_error(parser_error::e_syntax,
							 | 
						|
								                                   current_token_,
							 | 
						|
								                                   "ERR127 - Expected ',' between vector initialisers"));
							 | 
						|
								
							 | 
						|
								                     return error_node();
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  if (token_is(token_t::e_rcrlbracket))
							 | 
						|
								                     break;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 !token_is(token_t::e_rbracket   ,false) &&
							 | 
						|
								                 !token_is(token_t::e_rcrlbracket,false) &&
							 | 
						|
								                 !token_is(token_t::e_rsqrbracket,false)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               if (!token_is(token_t::e_eof))
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR128 - Expected ';' at end of vector definition"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (vec_initilizer_list.size() > vector_size)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR129 - Initialiser list larger than the number of elements in the vector: '" + vec_name + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         typename symbol_table_t::vector_holder_ptr vec_holder = typename symbol_table_t::vector_holder_ptr(0);
							 | 
						|
								
							 | 
						|
								         std::size_t vec_size = static_cast<std::size_t>(details::numeric::to_int32(vector_size));
							 | 
						|
								
							 | 
						|
								         scope_element& se = sem_.get_element(vec_name);
							 | 
						|
								
							 | 
						|
								         if (se.name == vec_name)
							 | 
						|
								         {
							 | 
						|
								            if (se.active)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR130 - Illegal redefinition of local vector: '" + vec_name + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      (se.size == vec_size) &&
							 | 
						|
								                      (scope_element::e_vector == se.type)
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               vec_holder = se.vec_node;
							 | 
						|
								               se.active  = true;
							 | 
						|
								               se.ref_count++;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (0 == vec_holder)
							 | 
						|
								         {
							 | 
						|
								            scope_element nse;
							 | 
						|
								            nse.name     = vec_name;
							 | 
						|
								            nse.type     = scope_element::e_vector;
							 | 
						|
								            nse.depth    = scope_depth_;
							 | 
						|
								            nse.size     = vec_size;
							 | 
						|
								            nse.data     = new T[vec_size];
							 | 
						|
								            nse.vec_node = new typename scope_element::vector_holder_t((T*)(nse.data),nse.size);
							 | 
						|
								
							 | 
						|
								            if (!sem_.add_element(nse))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR131 - Failed to add new local vector '" + vec_name + "' to SEM"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            vec_holder = nse.vec_node;
							 | 
						|
								
							 | 
						|
								            exprtk_debug(("parse_define_vector_statement() - INFO - Added new local vector: %s[%d]\n",
							 | 
						|
								                          nse.name.c_str(),
							 | 
						|
								                          static_cast<int>(nse.size)));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         lodge_symbol(vec_name,e_st_local_vector);
							 | 
						|
								
							 | 
						|
								         expression_node_ptr result =
							 | 
						|
								                node_allocator_
							 | 
						|
								                   .allocate<details::vector_assignment_node<T> >(
							 | 
						|
								                      (*vec_holder)[0],
							 | 
						|
								                      vec_size,
							 | 
						|
								                      vec_initilizer_list,
							 | 
						|
								                      single_value_initialiser);
							 | 
						|
								
							 | 
						|
								         svd.delete_ptr = (0 == result);
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool local_variable_is_shadowed(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         const scope_element& se = sem_.get_element(symbol);
							 | 
						|
								         return (se.name == symbol) && se.active;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_define_var_statement()
							 | 
						|
								      {
							 | 
						|
								         if (vardef_disabled_)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR132 - Illegal variable definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!details::imatch(current_token_.value,"var"))
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								         const std::string var_name = current_token_.value;
							 | 
						|
								
							 | 
						|
								         expression_node_ptr initialisation_expression = error_node();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_symbol))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR133 - Expected a symbol for variable definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (details::is_reserved_symbol(var_name))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR134 - Illegal redefinition of reserved keyword: '" + var_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (symbol_table_.symbol_exists(var_name))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR135 - Illegal redefinition of variable '" + var_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (local_variable_is_shadowed(var_name))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR136 - Illegal redefinition of local variable: '" + var_name + "'"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_lsqrbracket,false))
							 | 
						|
								         {
							 | 
						|
								            return parse_define_vector_statement(var_name);
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_lcrlbracket,false))
							 | 
						|
								         {
							 | 
						|
								            return parse_uninitialised_var_statement(var_name);
							 | 
						|
								         }
							 | 
						|
								         else if (token_is(token_t::e_assign))
							 | 
						|
								         {
							 | 
						|
								            if (0 == (initialisation_expression = parse_expression()))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR137 - Failed to parse initialisation expression"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              !token_is(token_t::e_rbracket   ,false) &&
							 | 
						|
								              !token_is(token_t::e_rcrlbracket,false) &&
							 | 
						|
								              !token_is(token_t::e_rsqrbracket,false)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            if (!token_is(token_t::e_eof,false))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR138 - Expected ';' after variable definition"));
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,initialisation_expression);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         variable_node_t* var_node = reinterpret_cast<variable_node_t*>(0);
							 | 
						|
								
							 | 
						|
								         scope_element& se = sem_.get_element(var_name);
							 | 
						|
								
							 | 
						|
								         if (se.name == var_name)
							 | 
						|
								         {
							 | 
						|
								            if (se.active)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR139 - Illegal redefinition of local variable: '" + var_name + "'"));
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,initialisation_expression);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (scope_element::e_variable == se.type)
							 | 
						|
								            {
							 | 
						|
								               var_node  = se.var_node;
							 | 
						|
								               se.active = true;
							 | 
						|
								               se.ref_count++;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (0 == var_node)
							 | 
						|
								         {
							 | 
						|
								            scope_element nse;
							 | 
						|
								            nse.name      = var_name;
							 | 
						|
								            nse.active    = true;
							 | 
						|
								            nse.ref_count = 1;
							 | 
						|
								            nse.type      = scope_element::e_variable;
							 | 
						|
								            nse.depth     = scope_depth_;
							 | 
						|
								            nse.data      = new T(T(0));
							 | 
						|
								            nse.var_node  = new variable_node_t(*(T*)(nse.data));
							 | 
						|
								
							 | 
						|
								            if (!sem_.add_element(nse))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR140 - Failed to add new local variable '" + var_name + "' to SEM"));
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,initialisation_expression);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            var_node = nse.var_node;
							 | 
						|
								
							 | 
						|
								            exprtk_debug(("parse_define_var_statement() - INFO - Added new local variable: %s\n",nse.name.c_str()));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         lodge_symbol(var_name,e_st_local_variable);
							 | 
						|
								
							 | 
						|
								         expression_node_ptr branch[2] = {0};
							 | 
						|
								
							 | 
						|
								         branch[0] = var_node;
							 | 
						|
								         branch[1] = initialisation_expression ? initialisation_expression : expression_generator_(T(0));
							 | 
						|
								
							 | 
						|
								         return expression_generator_(details::e_assign,branch);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_uninitialised_var_statement(const std::string& var_name)
							 | 
						|
								      {
							 | 
						|
								         if (
							 | 
						|
								              !token_is(token_t::e_lcrlbracket) ||
							 | 
						|
								              !token_is(token_t::e_rcrlbracket)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR141 - Expected a '{}' for uninitialised var definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (!token_is(token_t::e_eof,false))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR142 - Expected ';' after uninitialised variable definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         variable_node_t* var_node = reinterpret_cast<variable_node_t*>(0);
							 | 
						|
								
							 | 
						|
								         scope_element& se = sem_.get_element(var_name);
							 | 
						|
								
							 | 
						|
								         if (se.name == var_name)
							 | 
						|
								         {
							 | 
						|
								            if (se.active)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR143 - Illegal redefinition of local variable: '" + var_name + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (scope_element::e_variable == se.type)
							 | 
						|
								            {
							 | 
						|
								               var_node  = se.var_node;
							 | 
						|
								               se.active = true;
							 | 
						|
								               se.ref_count++;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (0 == var_node)
							 | 
						|
								         {
							 | 
						|
								            scope_element nse;
							 | 
						|
								            nse.name      = var_name;
							 | 
						|
								            nse.active    = true;
							 | 
						|
								            nse.ref_count = 1;
							 | 
						|
								            nse.type      = scope_element::e_variable;
							 | 
						|
								            nse.depth     = scope_depth_;
							 | 
						|
								            nse.ip_index  = sem_.next_ip_index();
							 | 
						|
								            nse.data      = new T(T(0));
							 | 
						|
								            nse.var_node  = new variable_node_t(*(T*)(nse.data));
							 | 
						|
								
							 | 
						|
								            if (!sem_.add_element(nse))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR144 - Failed to add new local variable '" + var_name + "' to SEM"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            exprtk_debug(("parse_uninitialised_var_statement() - INFO - Added new local variable: %s\n",nse.name.c_str()));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         lodge_symbol(var_name,e_st_local_variable);
							 | 
						|
								
							 | 
						|
								         return expression_generator_(T(0));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_swap_statement()
							 | 
						|
								      {
							 | 
						|
								         if (!details::imatch(current_token_.value,"swap"))
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_lbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR145 - Expected '(' at start of swap statement"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_node_ptr variable0 = error_node();
							 | 
						|
								         expression_node_ptr variable1 = error_node();
							 | 
						|
								
							 | 
						|
								         bool variable0_generated = false;
							 | 
						|
								         bool variable1_generated = false;
							 | 
						|
								
							 | 
						|
								         const std::string var0_name = current_token_.value;
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_symbol,false))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR146 - Expected a symbol for variable or vector element definition"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (peek_token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            if (0 == (variable0 = parse_vector()))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR147 - First parameter to swap is an invalid vector element: '" + var0_name + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            variable0_generated = true;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            if (symbol_table_.is_variable(var0_name))
							 | 
						|
								            {
							 | 
						|
								               variable0 = symbol_table_.get_variable(var0_name);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            scope_element& se = sem_.get_element(var0_name);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (se.active)            &&
							 | 
						|
								                 (se.name == var0_name) &&
							 | 
						|
								                 (scope_element::e_variable == se.type)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               variable0 = se.var_node;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            lodge_symbol(var0_name,e_st_variable);
							 | 
						|
								
							 | 
						|
								            if (0 == variable0)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR148 - First parameter to swap is an invalid variable: '" + var0_name + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               next_token();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_comma))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								                make_error(parser_error::e_syntax,
							 | 
						|
								                           current_token(),
							 | 
						|
								                           "ERR149 - Expected ',' between parameters to swap"));
							 | 
						|
								
							 | 
						|
								            if (variable0_generated)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,variable0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         const std::string var1_name = current_token_.value;
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_symbol,false))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR150 - Expected a symbol for variable or vector element definition"));
							 | 
						|
								
							 | 
						|
								            if (variable0_generated)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,variable0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else if (peek_token_is(token_t::e_lsqrbracket))
							 | 
						|
								         {
							 | 
						|
								            if (0 == (variable1 = parse_vector()))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR151 - Second parameter to swap is an invalid vector element: '" + var1_name + "'"));
							 | 
						|
								
							 | 
						|
								               if (variable0_generated)
							 | 
						|
								               {
							 | 
						|
								                  free_node(node_allocator_,variable0);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            variable1_generated = true;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            if (symbol_table_.is_variable(var1_name))
							 | 
						|
								            {
							 | 
						|
								               variable1 = symbol_table_.get_variable(var1_name);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            scope_element& se = sem_.get_element(var1_name);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (se.active) &&
							 | 
						|
								                 (se.name == var1_name) &&
							 | 
						|
								                 (scope_element::e_variable == se.type)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               variable1 = se.var_node;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            lodge_symbol(var1_name,e_st_variable);
							 | 
						|
								
							 | 
						|
								            if (0 == variable1)
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR152 - Second parameter to swap is an invalid variable: '" + var1_name + "'"));
							 | 
						|
								
							 | 
						|
								               if (variable0_generated)
							 | 
						|
								               {
							 | 
						|
								                  free_node(node_allocator_,variable0);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               next_token();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (!token_is(token_t::e_rbracket))
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR153 - Expected ')' at end of swap statement"));
							 | 
						|
								
							 | 
						|
								            if (variable0_generated)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,variable0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (variable1_generated)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,variable1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         typedef details::variable_node<T>* variable_node_ptr;
							 | 
						|
								         variable_node_ptr v0 = variable_node_ptr(0);
							 | 
						|
								         variable_node_ptr v1 = variable_node_ptr(0);
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              (0 != (v0 = dynamic_cast<variable_node_ptr>(variable0))) &&
							 | 
						|
								              (0 != (v1 = dynamic_cast<variable_node_ptr>(variable1)))
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr result = node_allocator_.allocate<details::swap_node<T> >(v0,v1);
							 | 
						|
								
							 | 
						|
								            if (variable0_generated)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,variable0);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (variable1_generated)
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,variable1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return node_allocator_.allocate<details::swap_generic_node<T> >(variable0,variable1);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool post_variable_process(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         if (
							 | 
						|
								              peek_token_is(token_t::e_lbracket   ) ||
							 | 
						|
								              peek_token_is(token_t::e_lcrlbracket) ||
							 | 
						|
								              peek_token_is(token_t::e_lsqrbracket)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            if (!commutative_check_enabled())
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR154 - Invalid sequence of variable '"+ symbol + "' and bracket"));
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            lexer_.insert_front(token_t::e_mul);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool post_bracket_process(const typename token_t::token_type& token, expression_node_ptr& branch)
							 | 
						|
								      {
							 | 
						|
								         bool implied_mul = false;
							 | 
						|
								
							 | 
						|
								         if (is_generally_string_node(branch))
							 | 
						|
								            return true;
							 | 
						|
								
							 | 
						|
								         switch (token)
							 | 
						|
								         {
							 | 
						|
								            case token_t::e_lcrlbracket : implied_mul = token_is(token_t::e_lbracket   ,false) ||
							 | 
						|
								                                                        token_is(token_t::e_lcrlbracket,false) ||
							 | 
						|
								                                                        token_is(token_t::e_lsqrbracket,false) ;
							 | 
						|
								                                          break;
							 | 
						|
								
							 | 
						|
								            case token_t::e_lbracket    : implied_mul = token_is(token_t::e_lbracket   ,false) ||
							 | 
						|
								                                                        token_is(token_t::e_lcrlbracket,false) ||
							 | 
						|
								                                                        token_is(token_t::e_lsqrbracket,false) ;
							 | 
						|
								                                          break;
							 | 
						|
								
							 | 
						|
								            case token_t::e_lsqrbracket : implied_mul = token_is(token_t::e_lbracket   ,false) ||
							 | 
						|
								                                                        token_is(token_t::e_lcrlbracket,false) ||
							 | 
						|
								                                                        token_is(token_t::e_lsqrbracket,false) ;
							 | 
						|
								                                          break;
							 | 
						|
								
							 | 
						|
								            default                     : return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (implied_mul)
							 | 
						|
								         {
							 | 
						|
								            if (!commutative_check_enabled())
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR155 - Invalid sequence of brackets"));
							 | 
						|
								
							 | 
						|
								               return false;
							 | 
						|
								            }
							 | 
						|
								            else if (token_t::e_eof != current_token_.type)
							 | 
						|
								            {
							 | 
						|
								               lexer_.insert_front(current_token_.type);
							 | 
						|
								               lexer_.insert_front(token_t::e_mul);
							 | 
						|
								               next_token();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_symtab_symbol()
							 | 
						|
								      {
							 | 
						|
								         const std::string symbol = current_token_.value;
							 | 
						|
								
							 | 
						|
								         // Are we dealing with a variable or a special constant?
							 | 
						|
								         expression_node_ptr variable = symbol_table_.get_variable(symbol);
							 | 
						|
								
							 | 
						|
								         if (variable)
							 | 
						|
								         {
							 | 
						|
								            if (symbol_table_.is_constant_node(symbol))
							 | 
						|
								            {
							 | 
						|
								               variable = expression_generator_(variable->value());
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (!post_variable_process(symbol))
							 | 
						|
								               return error_node();
							 | 
						|
								
							 | 
						|
								            lodge_symbol(symbol,e_st_variable);
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            return variable;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         // Are we dealing with a locally defined variable or vector?
							 | 
						|
								         if (!sem_.empty())
							 | 
						|
								         {
							 | 
						|
								            scope_element& se = sem_.get_element(symbol);
							 | 
						|
								
							 | 
						|
								            if (se.name == symbol)
							 | 
						|
								            {
							 | 
						|
								               if (scope_element::e_variable == se.type)
							 | 
						|
								               {
							 | 
						|
								                  se.active = true;
							 | 
						|
								                  lodge_symbol(symbol,e_st_local_variable);
							 | 
						|
								
							 | 
						|
								                  if (!post_variable_process(symbol))
							 | 
						|
								                     return error_node();
							 | 
						|
								
							 | 
						|
								                  next_token();
							 | 
						|
								
							 | 
						|
								                  return se.var_node;
							 | 
						|
								               }
							 | 
						|
								               else if (scope_element::e_vector == se.type)
							 | 
						|
								               {
							 | 
						|
								                  return parse_vector();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         // Are we dealing with a string variable?
							 | 
						|
								         if (symbol_table_.is_stringvar(symbol))
							 | 
						|
								         {
							 | 
						|
								            return parse_string();
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            // Are we dealing with a function?
							 | 
						|
								            ifunction<T>* function = symbol_table_.get_function(symbol);
							 | 
						|
								
							 | 
						|
								            if (function)
							 | 
						|
								            {
							 | 
						|
								               lodge_symbol(symbol,e_st_function);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr func_node =
							 | 
						|
								                                      parse_function_invocation(function,symbol);
							 | 
						|
								
							 | 
						|
								               if (func_node)
							 | 
						|
								                  return func_node;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR156 - Failed to generate node for function: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            // Are we dealing with a vararg function?
							 | 
						|
								            ivararg_function<T>* vararg_function = symbol_table_.get_vararg_function(symbol);
							 | 
						|
								
							 | 
						|
								            if (vararg_function)
							 | 
						|
								            {
							 | 
						|
								               lodge_symbol(symbol,e_st_function);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr vararg_func_node =
							 | 
						|
								                                      parse_vararg_function_call(vararg_function,symbol);
							 | 
						|
								
							 | 
						|
								               if (vararg_func_node)
							 | 
						|
								                  return vararg_func_node;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR157 - Failed to generate node for vararg function: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            // Are we dealing with a vararg generic function?
							 | 
						|
								            igeneric_function<T>* generic_function = symbol_table_.get_generic_function(symbol);
							 | 
						|
								
							 | 
						|
								            if (generic_function)
							 | 
						|
								            {
							 | 
						|
								               lodge_symbol(symbol,e_st_function);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr genericfunc_node =
							 | 
						|
								                                      parse_generic_function_call(generic_function,symbol);
							 | 
						|
								
							 | 
						|
								               if (genericfunc_node)
							 | 
						|
								                  return genericfunc_node;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR158 - Failed to generate node for generic function: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         {
							 | 
						|
								            // Are we dealing with a vararg string returing function?
							 | 
						|
								            igeneric_function<T>* string_function = symbol_table_.get_string_function(symbol);
							 | 
						|
								
							 | 
						|
								            if (string_function)
							 | 
						|
								            {
							 | 
						|
								               lodge_symbol(symbol,e_st_function);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr stringfunc_node =
							 | 
						|
								                                      parse_string_function_call(string_function,symbol);
							 | 
						|
								
							 | 
						|
								               if (stringfunc_node)
							 | 
						|
								                  return stringfunc_node;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  set_error(
							 | 
						|
								                     make_error(parser_error::e_syntax,
							 | 
						|
								                                current_token_,
							 | 
						|
								                                "ERR159 - Failed to generate node for string function: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         // Are we dealing with a vector element?
							 | 
						|
								         if (symbol_table_.is_vector(symbol))
							 | 
						|
								         {
							 | 
						|
								            lodge_symbol(symbol,e_st_vector);
							 | 
						|
								            return parse_vector();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (details::is_reserved_symbol(symbol))
							 | 
						|
								         {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR160 - Invalid use of reserved symbol '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         // Should we handle unknown symbols?
							 | 
						|
								         if (resolve_unknown_symbol_ && unknown_symbol_resolver_)
							 | 
						|
								         {
							 | 
						|
								            T default_value = T(0);
							 | 
						|
								            std::string error_message;
							 | 
						|
								            typename unknown_symbol_resolver::usr_symbol_type usr_symbol_type;
							 | 
						|
								
							 | 
						|
								            if (unknown_symbol_resolver_->process(symbol,usr_symbol_type,default_value,error_message))
							 | 
						|
								            {
							 | 
						|
								               bool create_result = false;
							 | 
						|
								
							 | 
						|
								               switch (usr_symbol_type)
							 | 
						|
								               {
							 | 
						|
								                  case unknown_symbol_resolver::e_usr_variable_type : create_result = symbol_table_.create_variable(symbol,default_value);
							 | 
						|
								                                                                      break;
							 | 
						|
								
							 | 
						|
								                  case unknown_symbol_resolver::e_usr_constant_type : create_result = symbol_table_.add_constant(symbol,default_value);
							 | 
						|
								                                                                      break;
							 | 
						|
								
							 | 
						|
								                  default                                           : create_result = false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (create_result)
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr var = symbol_table_.get_variable(symbol);
							 | 
						|
								
							 | 
						|
								                  if (var)
							 | 
						|
								                  {
							 | 
						|
								                     if (symbol_table_.is_constant_node(symbol))
							 | 
						|
								                     {
							 | 
						|
								                        var = expression_generator_(var->value());
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     lodge_symbol(symbol,e_st_variable);
							 | 
						|
								
							 | 
						|
								                     if (!post_variable_process(symbol))
							 | 
						|
								                        return error_node();
							 | 
						|
								
							 | 
						|
								                     next_token();
							 | 
						|
								
							 | 
						|
								                     return var;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_symtab,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR161 - Failed to create variable: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         set_error(
							 | 
						|
								            make_error(parser_error::e_syntax,
							 | 
						|
								                       current_token_,
							 | 
						|
								                       "ERR162 - Undefined symbol: '" + symbol + "'"));
							 | 
						|
								
							 | 
						|
								         return error_node();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_symbol()
							 | 
						|
								      {
							 | 
						|
								         static const std::string symbol_if       = "if"      ;
							 | 
						|
								         static const std::string symbol_while    = "while"   ;
							 | 
						|
								         static const std::string symbol_repeat   = "repeat"  ;
							 | 
						|
								         static const std::string symbol_for      = "for"     ;
							 | 
						|
								         static const std::string symbol_switch   = "switch"  ;
							 | 
						|
								         static const std::string symbol_null     = "null"    ;
							 | 
						|
								         static const std::string symbol_break    = "break"   ;
							 | 
						|
								         static const std::string symbol_continue = "continue";
							 | 
						|
								         static const std::string symbol_var      = "var"     ;
							 | 
						|
								         static const std::string symbol_swap     = "swap"    ;
							 | 
						|
								
							 | 
						|
								         if (valid_vararg_operation(current_token_.value))
							 | 
						|
								         {
							 | 
						|
								            return parse_vararg_function();
							 | 
						|
								         }
							 | 
						|
								         else if (valid_base_operation(current_token_.value))
							 | 
						|
								         {
							 | 
						|
								            return parse_base_operation();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_if))
							 | 
						|
								         {
							 | 
						|
								            return parse_conditional_statement();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_while))
							 | 
						|
								         {
							 | 
						|
								            return parse_while_loop();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_repeat))
							 | 
						|
								         {
							 | 
						|
								            return parse_repeat_until_loop();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_for))
							 | 
						|
								         {
							 | 
						|
								            return parse_for_loop();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_switch))
							 | 
						|
								         {
							 | 
						|
								            return parse_switch_statement();
							 | 
						|
								         }
							 | 
						|
								         else if (details::is_valid_sf_symbol(current_token_.value))
							 | 
						|
								         {
							 | 
						|
								            return parse_special_function();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_null))
							 | 
						|
								         {
							 | 
						|
								            return parse_null_statement();
							 | 
						|
								         }
							 | 
						|
								         #ifndef exprtk_disable_break_continue
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_break))
							 | 
						|
								         {
							 | 
						|
								            return parse_break_statement();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_continue))
							 | 
						|
								         {
							 | 
						|
								            return parse_continue_statement();
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_var))
							 | 
						|
								         {
							 | 
						|
								            return parse_define_var_statement();
							 | 
						|
								         }
							 | 
						|
								         else if (details::imatch(current_token_.value,symbol_swap))
							 | 
						|
								         {
							 | 
						|
								            return parse_swap_statement();
							 | 
						|
								         }
							 | 
						|
								         else if (symbol_table_.valid() || !sem_.empty())
							 | 
						|
								         {
							 | 
						|
								            return parse_symtab_symbol();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_symtab,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR163 - Variable or function detected, yet symbol-table is invalid, Symbol: " + current_token_.value));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline expression_node_ptr parse_branch(precedence_level precedence = e_level00)
							 | 
						|
								      {
							 | 
						|
								         expression_node_ptr branch = error_node();
							 | 
						|
								
							 | 
						|
								         if (token_t::e_number == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            T numeric_value = T(0);
							 | 
						|
								
							 | 
						|
								            if (details::string_to_real(current_token_.value,numeric_value))
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr literal_exp = expression_generator_(numeric_value);
							 | 
						|
								               next_token();
							 | 
						|
								               branch = literal_exp;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_numeric,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR164 - Failed to convert '" + current_token_.value + "' to a number"));
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (token_t::e_symbol == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            branch = parse_symbol();
							 | 
						|
								         }
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         else if (token_t::e_string == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            branch = parse_const_string();
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								         else if (token_t::e_lbracket == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            if (0 == (branch = parse_expression()))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!token_is(token_t::e_rbracket))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR165 - Expected ')' instead of: '" + current_token_.value + "'"));
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (!post_bracket_process(token_t::e_lbracket,branch))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (token_t::e_lsqrbracket == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            if (0 == (branch = parse_expression()))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!token_is(token_t::e_rsqrbracket))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR166 - Expected ']' instead of: '" + current_token_.value + "'"));
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (!post_bracket_process(token_t::e_lsqrbracket,branch))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (token_t::e_lcrlbracket == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								
							 | 
						|
								            if (0 == (branch = parse_expression()))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!token_is(token_t::e_rcrlbracket))
							 | 
						|
								            {
							 | 
						|
								               set_error(
							 | 
						|
								                  make_error(parser_error::e_syntax,
							 | 
						|
								                             current_token_,
							 | 
						|
								                             "ERR167 - Expected '}' instead of: '" + current_token_.value + "'"));
							 | 
						|
								
							 | 
						|
								               free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (!post_bracket_process(token_t::e_lcrlbracket,branch))
							 | 
						|
								            {
							 | 
						|
								               free_node(node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (token_t::e_sub == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								            branch = parse_expression(e_level11);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 branch &&
							 | 
						|
								                 !(
							 | 
						|
								                    details::is_neg_unary_node    (branch) &&
							 | 
						|
								                    simplify_unary_negation_branch(branch)
							 | 
						|
								                  )
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               branch = expression_generator_(details::e_neg,branch);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         else if (token_t::e_add == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								            branch = parse_expression(e_level13);
							 | 
						|
								         }
							 | 
						|
								         else if (token_t::e_eof == current_token_.type)
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR168 - Premature end of expression[1]"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            set_error(
							 | 
						|
								               make_error(parser_error::e_syntax,
							 | 
						|
								                          current_token_,
							 | 
						|
								                          "ERR169 - Premature end of expression[2]"));
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (
							 | 
						|
								              branch                    &&
							 | 
						|
								              (e_level00 == precedence) &&
							 | 
						|
								              token_is(token_t::e_ternary,false)
							 | 
						|
								            )
							 | 
						|
								         {
							 | 
						|
								            branch = parse_ternary_conditional_statement(branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         parse_pending_string_rangesize(branch);
							 | 
						|
								
							 | 
						|
								         return branch;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool token_is(const typename token_t::token_type& ttype, const bool advance_token = true)
							 | 
						|
								      {
							 | 
						|
								         if (current_token_.type != ttype)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         if (advance_token)
							 | 
						|
								         {
							 | 
						|
								            next_token();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool peek_token_is(const typename token_t::token_type& ttype)
							 | 
						|
								      {
							 | 
						|
								         return (lexer_.peek_next_token().type == ttype);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool peek_token_is(const std::string& s)
							 | 
						|
								      {
							 | 
						|
								         return (details::imatch(lexer_.peek_next_token().value,s));
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      class expression_generator
							 | 
						|
								      {
							 | 
						|
								      public:
							 | 
						|
								
							 | 
						|
								         typedef details::expression_node<Type>* expression_node_ptr;
							 | 
						|
								         typedef expression_node_ptr (*synthesize_functor_t)(expression_generator<T>&, const details::operator_type& operation, expression_node_ptr (&branch)[2]);
							 | 
						|
								         typedef std::map<std::string,synthesize_functor_t> synthesize_map_t;
							 | 
						|
								         typedef typename exprtk::parser<Type> parser_t;
							 | 
						|
								         typedef const Type& vtype;
							 | 
						|
								         typedef const Type  ctype;
							 | 
						|
								
							 | 
						|
								         inline void init_synthesize_map()
							 | 
						|
								         {
							 | 
						|
								            #ifndef exprtk_disable_enhanced_features
							 | 
						|
								            synthesize_map_["(v)o(v)"] = synthesize_vov_expression::process;
							 | 
						|
								            synthesize_map_["(c)o(v)"] = synthesize_cov_expression::process;
							 | 
						|
								            synthesize_map_["(v)o(c)"] = synthesize_voc_expression::process;
							 | 
						|
								
							 | 
						|
								            #define register_synthezier(S)                      \
							 | 
						|
								            synthesize_map_[S ::node_type::id()] = S ::process; \
							 | 
						|
								
							 | 
						|
								            register_synthezier(synthesize_vovov_expression0)
							 | 
						|
								            register_synthezier(synthesize_vovov_expression1)
							 | 
						|
								            register_synthezier(synthesize_vovoc_expression0)
							 | 
						|
								            register_synthezier(synthesize_vovoc_expression1)
							 | 
						|
								            register_synthezier(synthesize_vocov_expression0)
							 | 
						|
								            register_synthezier(synthesize_vocov_expression1)
							 | 
						|
								            register_synthezier(synthesize_covov_expression0)
							 | 
						|
								            register_synthezier(synthesize_covov_expression1)
							 | 
						|
								            register_synthezier(synthesize_covoc_expression0)
							 | 
						|
								            register_synthezier(synthesize_covoc_expression1)
							 | 
						|
								            register_synthezier(synthesize_cocov_expression1)
							 | 
						|
								            register_synthezier(synthesize_vococ_expression0)
							 | 
						|
								
							 | 
						|
								            register_synthezier(synthesize_vovovov_expression0)
							 | 
						|
								            register_synthezier(synthesize_vovovoc_expression0)
							 | 
						|
								            register_synthezier(synthesize_vovocov_expression0)
							 | 
						|
								            register_synthezier(synthesize_vocovov_expression0)
							 | 
						|
								            register_synthezier(synthesize_covovov_expression0)
							 | 
						|
								            register_synthezier(synthesize_covocov_expression0)
							 | 
						|
								            register_synthezier(synthesize_vocovoc_expression0)
							 | 
						|
								            register_synthezier(synthesize_covovoc_expression0)
							 | 
						|
								            register_synthezier(synthesize_vococov_expression0)
							 | 
						|
								
							 | 
						|
								            register_synthezier(synthesize_vovovov_expression1)
							 | 
						|
								            register_synthezier(synthesize_vovovoc_expression1)
							 | 
						|
								            register_synthezier(synthesize_vovocov_expression1)
							 | 
						|
								            register_synthezier(synthesize_vocovov_expression1)
							 | 
						|
								            register_synthezier(synthesize_covovov_expression1)
							 | 
						|
								            register_synthezier(synthesize_covocov_expression1)
							 | 
						|
								            register_synthezier(synthesize_vocovoc_expression1)
							 | 
						|
								            register_synthezier(synthesize_covovoc_expression1)
							 | 
						|
								            register_synthezier(synthesize_vococov_expression1)
							 | 
						|
								
							 | 
						|
								            register_synthezier(synthesize_vovovov_expression2)
							 | 
						|
								            register_synthezier(synthesize_vovovoc_expression2)
							 | 
						|
								            register_synthezier(synthesize_vovocov_expression2)
							 | 
						|
								            register_synthezier(synthesize_vocovov_expression2)
							 | 
						|
								            register_synthezier(synthesize_covovov_expression2)
							 | 
						|
								            register_synthezier(synthesize_covocov_expression2)
							 | 
						|
								            register_synthezier(synthesize_vocovoc_expression2)
							 | 
						|
								            register_synthezier(synthesize_covovoc_expression2)
							 | 
						|
								
							 | 
						|
								            register_synthezier(synthesize_vovovov_expression3)
							 | 
						|
								            register_synthezier(synthesize_vovovoc_expression3)
							 | 
						|
								            register_synthezier(synthesize_vovocov_expression3)
							 | 
						|
								            register_synthezier(synthesize_vocovov_expression3)
							 | 
						|
								            register_synthezier(synthesize_covovov_expression3)
							 | 
						|
								            register_synthezier(synthesize_covocov_expression3)
							 | 
						|
								            register_synthezier(synthesize_vocovoc_expression3)
							 | 
						|
								            register_synthezier(synthesize_covovoc_expression3)
							 | 
						|
								            register_synthezier(synthesize_vococov_expression3)
							 | 
						|
								
							 | 
						|
								            register_synthezier(synthesize_vovovov_expression4)
							 | 
						|
								            register_synthezier(synthesize_vovovoc_expression4)
							 | 
						|
								            register_synthezier(synthesize_vovocov_expression4)
							 | 
						|
								            register_synthezier(synthesize_vocovov_expression4)
							 | 
						|
								            register_synthezier(synthesize_covovov_expression4)
							 | 
						|
								            register_synthezier(synthesize_covocov_expression4)
							 | 
						|
								            register_synthezier(synthesize_vocovoc_expression4)
							 | 
						|
								            register_synthezier(synthesize_covovoc_expression4)
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_parser(parser_t& p)
							 | 
						|
								         {
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						|
								            parser_ = &p;
							 | 
						|
								         }
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						|
								
							 | 
						|
								         inline void set_uom(unary_op_map_t& unary_op_map)
							 | 
						|
								         {
							 | 
						|
								            unary_op_map_ = &unary_op_map;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_bom(binary_op_map_t& binary_op_map)
							 | 
						|
								         {
							 | 
						|
								            binary_op_map_ = &binary_op_map;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_ibom(inv_binary_op_map_t& inv_binary_op_map)
							 | 
						|
								         {
							 | 
						|
								            inv_binary_op_map_ = &inv_binary_op_map;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_sf3m(sf3_map_t& sf3_map)
							 | 
						|
								         {
							 | 
						|
								            sf3_map_ = &sf3_map;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_sf4m(sf4_map_t& sf4_map)
							 | 
						|
								         {
							 | 
						|
								            sf4_map_ = &sf4_map;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_allocator(details::node_allocator& na)
							 | 
						|
								         {
							 | 
						|
								            node_allocator_ = &na;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void set_strength_reduction_state(const bool enabled)
							 | 
						|
								         {
							 | 
						|
								            strength_reduction_enabled_ = enabled;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool strength_reduction_enabled() const
							 | 
						|
								         {
							 | 
						|
								            return strength_reduction_enabled_;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool valid_operator(const details::operator_type& operation, binary_functor_t& bop)
							 | 
						|
								         {
							 | 
						|
								            typename binary_op_map_t::iterator bop_itr = binary_op_map_->find(operation);
							 | 
						|
								
							 | 
						|
								            if ((*binary_op_map_).end() == bop_itr)
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            bop = bop_itr->second;
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool valid_operator(const details::operator_type& operation, unary_functor_t& uop)
							 | 
						|
								         {
							 | 
						|
								            typename unary_op_map_t::iterator uop_itr = unary_op_map_->find(operation);
							 | 
						|
								
							 | 
						|
								            if ((*unary_op_map_).end() == uop_itr)
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            uop = uop_itr->second;
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline details::operator_type get_operator(const binary_functor_t& bop)
							 | 
						|
								         {
							 | 
						|
								            return (*inv_binary_op_map_).find(bop)->second;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const Type& v) const
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const std::string& s) const
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_->allocate<string_literal_node_t>(s);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(std::string& s, range_t& rp) const
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_->allocate_rr<string_range_node_t>(s,rp);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const std::string& s, range_t& rp) const
							 | 
						|
								         {
							 | 
						|
								            return node_allocator_->allocate_tt<const_string_range_node_t>(s,rp);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(expression_node_ptr branch, range_t& rp) const
							 | 
						|
								         {
							 | 
						|
								            if (is_generally_string_node(branch))
							 | 
						|
								               return node_allocator_->allocate_tt<generic_string_range_node_t>(branch,rp);
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool unary_optimizable(const details::operator_type& operation) const
							 | 
						|
								         {
							 | 
						|
								            return (details::e_abs   == operation) || (details::e_acos  == operation) ||
							 | 
						|
								                   (details::e_acosh == operation) || (details::e_asin  == operation) ||
							 | 
						|
								                   (details::e_asinh == operation) || (details::e_atan  == operation) ||
							 | 
						|
								                   (details::e_atanh == operation) || (details::e_ceil  == operation) ||
							 | 
						|
								                   (details::e_cos   == operation) || (details::e_cosh  == operation) ||
							 | 
						|
								                   (details::e_exp   == operation) || (details::e_expm1 == operation) ||
							 | 
						|
								                   (details::e_floor == operation) || (details::e_log   == operation) ||
							 | 
						|
								                   (details::e_log10 == operation) || (details::e_log2  == operation) ||
							 | 
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								                   (details::e_log1p == operation) || (details::e_neg   == operation) ||
							 | 
						|
								                   (details::e_pos   == operation) || (details::e_round == operation) ||
							 | 
						|
								                   (details::e_sin   == operation) || (details::e_sinc  == operation) ||
							 | 
						|
								                   (details::e_sinh  == operation) || (details::e_sqrt  == operation) ||
							 | 
						|
								                   (details::e_tan   == operation) || (details::e_tanh  == operation) ||
							 | 
						|
								                   (details::e_cot   == operation) || (details::e_sec   == operation) ||
							 | 
						|
								                   (details::e_csc   == operation) || (details::e_r2d   == operation) ||
							 | 
						|
								                   (details::e_d2r   == operation) || (details::e_d2g   == operation) ||
							 | 
						|
								                   (details::e_g2d   == operation) || (details::e_notl  == operation) ||
							 | 
						|
								                   (details::e_sgn   == operation) || (details::e_erf   == operation) ||
							 | 
						|
								                   (details::e_erfc  == operation) || (details::e_ncdf  == operation) ||
							 | 
						|
								                   (details::e_frac  == operation) || (details::e_trunc == operation);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool sf3_optimizable(const std::string& sf3id, trinary_functor_t& tfunc)
							 | 
						|
								         {
							 | 
						|
								            typename sf3_map_t::iterator itr = sf3_map_->find(sf3id);
							 | 
						|
								
							 | 
						|
								            if (sf3_map_->end() == itr)
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               tfunc = itr->second.first;
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool sf4_optimizable(const std::string& sf4id, quaternary_functor_t& qfunc)
							 | 
						|
								         {
							 | 
						|
								            typename sf4_map_t::iterator itr = sf4_map_->find(sf4id);
							 | 
						|
								
							 | 
						|
								            if (sf4_map_->end() == itr)
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               qfunc = itr->second.first;
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool sf3_optimizable(const std::string& sf3id, details::operator_type& operation)
							 | 
						|
								         {
							 | 
						|
								            typename sf3_map_t::iterator itr = sf3_map_->find(sf3id);
							 | 
						|
								
							 | 
						|
								            if (sf3_map_->end() == itr)
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               operation = itr->second.second;
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool sf4_optimizable(const std::string& sf4id, details::operator_type& operation)
							 | 
						|
								         {
							 | 
						|
								            typename sf4_map_t::iterator itr = sf4_map_->find(sf4id);
							 | 
						|
								
							 | 
						|
								            if (sf4_map_->end() == itr)
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               operation = itr->second.second;
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr (&branch)[1])
							 | 
						|
								         {
							 | 
						|
								            if (0 == branch[0])
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (details::is_null_node(branch[0]))
							 | 
						|
								               return branch[0];
							 | 
						|
								            else if (details::is_break_node(branch[0]))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (details::is_continue_node(branch[0]))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (details::is_constant_node(branch[0]))
							 | 
						|
								               return synthesize_expression<unary_node_t,1>(operation,branch);
							 | 
						|
								            else if (unary_optimizable(operation) && details::is_variable_node(branch[0]))
							 | 
						|
								               return synthesize_uv_expression(operation,branch);
							 | 
						|
								            else if (unary_optimizable(operation) && details::is_ivector_node(branch[0]))
							 | 
						|
								               return synthesize_uvec_expression(operation,branch);
							 | 
						|
								            else
							 | 
						|
								               return synthesize_unary_expression(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_assignment_operation(const details::operator_type& operation) const
							 | 
						|
								         {
							 | 
						|
								            return (details::e_addass == operation) ||
							 | 
						|
								                   (details::e_subass == operation) ||
							 | 
						|
								                   (details::e_mulass == operation) ||
							 | 
						|
								                   (details::e_divass == operation) ||
							 | 
						|
								                   (details::e_modass == operation) ;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         inline bool valid_string_operation(const details::operator_type& operation) const
							 | 
						|
								         {
							 | 
						|
								            return (details::e_add    == operation) ||
							 | 
						|
								                   (details::e_lt     == operation) ||
							 | 
						|
								                   (details::e_lte    == operation) ||
							 | 
						|
								                   (details::e_gt     == operation) ||
							 | 
						|
								                   (details::e_gte    == operation) ||
							 | 
						|
								                   (details::e_eq     == operation) ||
							 | 
						|
								                   (details::e_ne     == operation) ||
							 | 
						|
								                   (details::e_in     == operation) ||
							 | 
						|
								                   (details::e_like   == operation) ||
							 | 
						|
								                   (details::e_ilike  == operation) ||
							 | 
						|
								                   (details::e_assign == operation) ||
							 | 
						|
								                   (details::e_addass == operation) ||
							 | 
						|
								                   (details::e_swap   == operation) ;
							 | 
						|
								         }
							 | 
						|
								         #else
							 | 
						|
								         inline bool valid_string_operation(const details::operator_type&) const
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         inline std::string to_str(const details::operator_type& operation) const
							 | 
						|
								         {
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               case details::e_add  : return "+";
							 | 
						|
								               case details::e_sub  : return "-";
							 | 
						|
								               case details::e_mul  : return "*";
							 | 
						|
								               case details::e_div  : return "/";
							 | 
						|
								               case details::e_mod  : return "%";
							 | 
						|
								               case details::e_pow  : return "^";
							 | 
						|
								               case details::e_lt   : return "<";
							 | 
						|
								               case details::e_lte  : return "<=";
							 | 
						|
								               case details::e_gt   : return ">";
							 | 
						|
								               case details::e_gte  : return ">=";
							 | 
						|
								               case details::e_eq   : return "==";
							 | 
						|
								               case details::e_ne   : return "!=";
							 | 
						|
								               case details::e_and  : return "and";
							 | 
						|
								               case details::e_nand : return "nand";
							 | 
						|
								               case details::e_or   : return "or";
							 | 
						|
								               case details::e_nor  : return "nor";
							 | 
						|
								               case details::e_xor  : return "xor";
							 | 
						|
								               case details::e_xnor : return "xnor";
							 | 
						|
								               default              : return "UNKNOWN";
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool operation_optimizable(const details::operator_type& operation) const
							 | 
						|
								         {
							 | 
						|
								            return (details::e_add  == operation) ||
							 | 
						|
								                   (details::e_sub  == operation) ||
							 | 
						|
								                   (details::e_mul  == operation) ||
							 | 
						|
								                   (details::e_div  == operation) ||
							 | 
						|
								                   (details::e_mod  == operation) ||
							 | 
						|
								                   (details::e_pow  == operation) ||
							 | 
						|
								                   (details::e_lt   == operation) ||
							 | 
						|
								                   (details::e_lte  == operation) ||
							 | 
						|
								                   (details::e_gt   == operation) ||
							 | 
						|
								                   (details::e_gte  == operation) ||
							 | 
						|
								                   (details::e_eq   == operation) ||
							 | 
						|
								                   (details::e_ne   == operation) ||
							 | 
						|
								                   (details::e_and  == operation) ||
							 | 
						|
								                   (details::e_nand == operation) ||
							 | 
						|
								                   (details::e_or   == operation) ||
							 | 
						|
								                   (details::e_nor  == operation) ||
							 | 
						|
								                   (details::e_xor  == operation) ||
							 | 
						|
								                   (details::e_xnor == operation) ;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string branch_to_id(expression_node_ptr branch)
							 | 
						|
								         {
							 | 
						|
								            static const std::string null_str   ("(null)" );
							 | 
						|
								            static const std::string const_str  ("(c)"    );
							 | 
						|
								            static const std::string var_str    ("(v)"    );
							 | 
						|
								            static const std::string vov_str    ("(vov)"  );
							 | 
						|
								            static const std::string cov_str    ("(cov)"  );
							 | 
						|
								            static const std::string voc_str    ("(voc)"  );
							 | 
						|
								            static const std::string str_str    ("(s)"    );
							 | 
						|
								            static const std::string strrng_str ("(rngs)" );
							 | 
						|
								            static const std::string cs_str     ("(cs)"   );
							 | 
						|
								            static const std::string cstrrng_str("(crngs)");
							 | 
						|
								
							 | 
						|
								            if (details::is_null_node(branch))
							 | 
						|
								               return null_str;
							 | 
						|
								            else if (details::is_constant_node(branch))
							 | 
						|
								               return const_str;
							 | 
						|
								            else if (details::is_variable_node(branch))
							 | 
						|
								               return var_str;
							 | 
						|
								            else if (details::is_vov_node(branch))
							 | 
						|
								               return vov_str;
							 | 
						|
								            else if (details::is_cov_node(branch))
							 | 
						|
								               return cov_str;
							 | 
						|
								            else if (details::is_voc_node(branch))
							 | 
						|
								               return voc_str;
							 | 
						|
								            else if (details::is_string_node(branch))
							 | 
						|
								               return str_str;
							 | 
						|
								            else if (details::is_const_string_node(branch))
							 | 
						|
								               return cs_str;
							 | 
						|
								            else if (details::is_string_range_node(branch))
							 | 
						|
								               return strrng_str;
							 | 
						|
								            else if (details::is_const_string_range_node(branch))
							 | 
						|
								               return cstrrng_str;
							 | 
						|
								            else if (details::is_t0ot1ot2_node(branch))
							 | 
						|
								               return "(" + dynamic_cast<details::T0oT1oT2_base_node<T>*>(branch)->type_id() + ")";
							 | 
						|
								            else if (details::is_t0ot1ot2ot3_node(branch))
							 | 
						|
								               return "(" + dynamic_cast<details::T0oT1oT2oT3_base_node<T>*>(branch)->type_id() + ")";
							 | 
						|
								            else
							 | 
						|
								               return "ERROR";
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline std::string branch_to_id(expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            return branch_to_id(branch[0]) + std::string("o") + branch_to_id(branch[1]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool cov_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (details::is_constant_node(branch[0]) && details::is_variable_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool voc_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (details::is_variable_node(branch[0]) && details::is_constant_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool vov_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (details::is_variable_node(branch[0]) && details::is_variable_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool cob_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (details::is_constant_node(branch[0]) && !details::is_constant_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool boc_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (!details::is_constant_node(branch[0]) && details::is_constant_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool cocob_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (details::e_add == operation) ||
							 | 
						|
								                 (details::e_sub == operation) ||
							 | 
						|
								                 (details::e_mul == operation) ||
							 | 
						|
								                 (details::e_div == operation)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               return (details::is_constant_node(branch[0]) && details::is_cob_node(branch[1])) ||
							 | 
						|
								                      (details::is_constant_node(branch[1]) && details::is_cob_node(branch[0]));
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool coboc_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (details::e_add == operation) ||
							 | 
						|
								                 (details::e_sub == operation) ||
							 | 
						|
								                 (details::e_mul == operation) ||
							 | 
						|
								                 (details::e_div == operation)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               return (details::is_constant_node(branch[0]) && details::is_boc_node(branch[1])) ||
							 | 
						|
								                      (details::is_constant_node(branch[1]) && details::is_boc_node(branch[0]));
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool uvouv_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (details::is_uv_node(branch[0]) && details::is_uv_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool vob_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (details::is_variable_node(branch[0]) && !details::is_variable_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool bov_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (!details::is_variable_node(branch[0]) && details::is_variable_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool binext_optimizable(const details::operator_type& operation, expression_node_ptr (&branch)[2]) const
							 | 
						|
								         {
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (!details::is_constant_node(branch[0]) || !details::is_constant_node(branch[1]));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_invalid_assignment_op(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if (is_assignment_operation(operation))
							 | 
						|
								            {
							 | 
						|
								               const bool b1_is_genstring = details::is_generally_string_node(branch[1]);
							 | 
						|
								
							 | 
						|
								               if (details::is_string_node(branch[0]))
							 | 
						|
								                  return !b1_is_genstring;
							 | 
						|
								               else
							 | 
						|
								                  return (
							 | 
						|
								                           !details::is_variable_node   (branch[0]) &&
							 | 
						|
								                           !details::is_vector_elem_node(branch[0]) &&
							 | 
						|
								                           !details::is_vector_node     (branch[0])
							 | 
						|
								                         )
							 | 
						|
								                         || b1_is_genstring;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_invalid_break_continue_op(expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     details::is_break_node   (branch[0]) ||
							 | 
						|
								                     details::is_break_node   (branch[1]) ||
							 | 
						|
								                     details::is_continue_node(branch[0]) ||
							 | 
						|
								                     details::is_continue_node(branch[1])
							 | 
						|
								                   );
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_invalid_string_op(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const bool b0_string = is_generally_string_node(branch[0]);
							 | 
						|
								            const bool b1_string = is_generally_string_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            bool result = false;
							 | 
						|
								
							 | 
						|
								            if (b0_string ^ b1_string)
							 | 
						|
								               result = true;
							 | 
						|
								            else if (!valid_string_operation(operation) && b0_string && b1_string)
							 | 
						|
								               result = true;
							 | 
						|
								
							 | 
						|
								            if (result)
							 | 
						|
								            {
							 | 
						|
								               parser_->set_synthesis_error("Invalid string operation");
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_invalid_string_op(const details::operator_type& operation, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            const bool b0_string = is_generally_string_node(branch[0]);
							 | 
						|
								            const bool b1_string = is_generally_string_node(branch[1]);
							 | 
						|
								            const bool b2_string = is_generally_string_node(branch[2]);
							 | 
						|
								
							 | 
						|
								            bool result = false;
							 | 
						|
								
							 | 
						|
								            if ((b0_string ^ b1_string) || (b1_string ^ b2_string))
							 | 
						|
								               result = true;
							 | 
						|
								            else if ((details::e_inrange != operation) && b0_string && b1_string && b2_string)
							 | 
						|
								               result = true;
							 | 
						|
								
							 | 
						|
								            if (result)
							 | 
						|
								            {
							 | 
						|
								               parser_->set_synthesis_error("Invalid string operation");
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_string_operation(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const bool b0_string = is_generally_string_node(branch[0]);
							 | 
						|
								            const bool b1_string = is_generally_string_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            return (b0_string && b1_string && valid_string_operation(operation));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_string_operation(const details::operator_type& operation, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            const bool b0_string = is_generally_string_node(branch[0]);
							 | 
						|
								            const bool b1_string = is_generally_string_node(branch[1]);
							 | 
						|
								            const bool b2_string = is_generally_string_node(branch[2]);
							 | 
						|
								
							 | 
						|
								            return (b0_string && b1_string && b2_string && (details::e_inrange == operation));
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_sc_andor
							 | 
						|
								         inline bool is_shortcircuit_expression(const details::operator_type& operation)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     (details::e_scand == operation) ||
							 | 
						|
								                     (details::e_scor  == operation)
							 | 
						|
								                   );
							 | 
						|
								         }
							 | 
						|
								         #else
							 | 
						|
								         inline bool is_shortcircuit_expression(const details::operator_type&)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         inline bool is_null_present(expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     details::is_null_node(branch[0]) ||
							 | 
						|
								                     details::is_null_node(branch[1])
							 | 
						|
								                   );
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_vector_eqineq_operation(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if (!is_ivector_node(branch[0]) && !is_ivector_node(branch[1]))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (
							 | 
						|
								                        (details::e_lt  == operation) ||
							 | 
						|
								                        (details::e_lte == operation) ||
							 | 
						|
								                        (details::e_gt  == operation) ||
							 | 
						|
								                        (details::e_gte == operation) ||
							 | 
						|
								                        (details::e_eq  == operation) ||
							 | 
						|
								                        (details::e_ne  == operation)
							 | 
						|
								                      );
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool is_vector_arithmetic_operation(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if (!is_ivector_node(branch[0]) && !is_ivector_node(branch[1]))
							 | 
						|
								               return false;
							 | 
						|
								            else
							 | 
						|
								               return (
							 | 
						|
								                        (details::e_add == operation) ||
							 | 
						|
								                        (details::e_sub == operation) ||
							 | 
						|
								                        (details::e_mul == operation) ||
							 | 
						|
								                        (details::e_div == operation) ||
							 | 
						|
								                        (details::e_pow == operation)
							 | 
						|
								                      );
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if ((0 == branch[0]) || (0 == branch[1]))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (is_invalid_string_op(operation,branch))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (is_invalid_assignment_op(operation,branch))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (is_invalid_break_continue_op(branch))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (details::e_assign == operation)
							 | 
						|
								               return synthesize_assignment_expression(operation,branch);
							 | 
						|
								            else if (details::e_swap == operation)
							 | 
						|
								               return synthesize_swap_expression(branch);
							 | 
						|
								            else if (is_assignment_operation(operation))
							 | 
						|
								               return synthesize_assignment_operation_expression(operation,branch);
							 | 
						|
								            else if (is_vector_eqineq_operation(operation,branch))
							 | 
						|
								               return synthesize_veceqineq_operation_expression(operation,branch);
							 | 
						|
								            else if (is_vector_arithmetic_operation(operation,branch))
							 | 
						|
								               return synthesize_vecarithmetic_operation_expression(operation,branch);
							 | 
						|
								            else if (is_shortcircuit_expression(operation))
							 | 
						|
								               return synthesize_shortcircuit_expression(operation,branch);
							 | 
						|
								            else if (is_string_operation(operation,branch))
							 | 
						|
								               return synthesize_string_expression(operation,branch);
							 | 
						|
								            else if (is_null_present(branch))
							 | 
						|
								               return synthesize_null_expression(operation,branch);
							 | 
						|
								
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            #ifndef exprtk_disable_enhanced_features
							 | 
						|
								            if (synthesize_expression(operation,branch,result))
							 | 
						|
								               return result;
							 | 
						|
								            else
							 | 
						|
								            #endif
							 | 
						|
								
							 | 
						|
								            {
							 | 
						|
								               /*
							 | 
						|
								                  Possible reductions:
							 | 
						|
								                  1. c o cob -> cob
							 | 
						|
								                  2. cob o c -> cob
							 | 
						|
								                  3. c o boc -> boc
							 | 
						|
								                  4. boc o c -> boc
							 | 
						|
								               */
							 | 
						|
								               result = error_node();
							 | 
						|
								
							 | 
						|
								               if (cocob_optimizable(operation,branch))
							 | 
						|
								                  result = synthesize_cocob_expression::process(*this,operation,branch);
							 | 
						|
								               else if (coboc_optimizable(operation,branch) && (0 == result))
							 | 
						|
								                  result = synthesize_coboc_expression::process(*this,operation,branch);
							 | 
						|
								
							 | 
						|
								               if (result)
							 | 
						|
								                  return result;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (uvouv_optimizable(operation,branch))
							 | 
						|
								               return synthesize_uvouv_expression(operation,branch);
							 | 
						|
								            else if (vob_optimizable(operation,branch))
							 | 
						|
								               return synthesize_vob_expression::process(*this,operation,branch);
							 | 
						|
								            else if (bov_optimizable(operation,branch))
							 | 
						|
								               return synthesize_bov_expression::process(*this,operation,branch);
							 | 
						|
								            else if (cob_optimizable(operation,branch))
							 | 
						|
								               return synthesize_cob_expression::process(*this,operation,branch);
							 | 
						|
								            else if (boc_optimizable(operation,branch))
							 | 
						|
								               return synthesize_boc_expression::process(*this,operation,branch);
							 | 
						|
								            #ifndef exprtk_disable_enhanced_features
							 | 
						|
								            else if (cov_optimizable(operation,branch))
							 | 
						|
								               return synthesize_cov_expression::process(*this,operation,branch);
							 | 
						|
								            #endif
							 | 
						|
								            else if (binext_optimizable(operation,branch))
							 | 
						|
								               return synthesize_binary_ext_expression::process(*this,operation,branch);
							 | 
						|
								            else
							 | 
						|
								               return synthesize_expression<binary_node_t,2>(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (0 == branch[0]) ||
							 | 
						|
								                 (0 == branch[1]) ||
							 | 
						|
								                 (0 == branch[2])
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (is_invalid_string_op(operation,branch))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (is_string_operation(operation,branch))
							 | 
						|
								               return synthesize_string_expression(operation,branch);
							 | 
						|
								            else
							 | 
						|
								               return synthesize_expression<trinary_node_t,3>(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr (&branch)[4])
							 | 
						|
								         {
							 | 
						|
								            return synthesize_expression<quaternary_node_t,4>(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr (&branch)[5])
							 | 
						|
								         {
							 | 
						|
								            return synthesize_expression<quinary_node_t,5>(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr (&branch)[6])
							 | 
						|
								         {
							 | 
						|
								            return synthesize_expression<senary_node_t,6>(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr b0)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr branch[1] = { b0 };
							 | 
						|
								            return (*this)(operation,branch);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr operator()(const details::operator_type& operation, expression_node_ptr b0, expression_node_ptr b1)
							 | 
						|
								         {
							 | 
						|
								            if ((0 == b0) || (0 == b1))
							 | 
						|
								               return error_node();
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr branch[2] = { b0, b1 };
							 | 
						|
								               return expression_generator<Type>::operator()(operation,branch);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr conditional(expression_node_ptr condition,
							 | 
						|
								                                                expression_node_ptr consequent,
							 | 
						|
								                                                expression_node_ptr alternative) const
							 | 
						|
								         {
							 | 
						|
								            if ((0 == condition) || (0 == consequent))
							 | 
						|
								            {
							 | 
						|
								               free_node(*node_allocator_,condition  );
							 | 
						|
								               free_node(*node_allocator_,consequent );
							 | 
						|
								               free_node(*node_allocator_,alternative);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            // Can the condition be immediately evaluated? if so optimize.
							 | 
						|
								            else if (details::is_constant_node(condition))
							 | 
						|
								            {
							 | 
						|
								               // True branch
							 | 
						|
								               if (details::is_true(condition))
							 | 
						|
								               {
							 | 
						|
								                  free_node(*node_allocator_,condition  );
							 | 
						|
								                  free_node(*node_allocator_,alternative);
							 | 
						|
								
							 | 
						|
								                  return consequent;
							 | 
						|
								               }
							 | 
						|
								               // False branch
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  free_node(*node_allocator_,condition);
							 | 
						|
								                  free_node(*node_allocator_,consequent);
							 | 
						|
								
							 | 
						|
								                  if (alternative)
							 | 
						|
								                     return alternative;
							 | 
						|
								                  else
							 | 
						|
								                     return node_allocator_->allocate<details::null_node<T> >();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if ((0 != consequent) && (0 != alternative))
							 | 
						|
								            {
							 | 
						|
								               return node_allocator_->allocate<conditional_node_t>(condition,consequent,alternative);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return node_allocator_->allocate<cons_conditional_node_t>(condition,consequent);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr while_loop(expression_node_ptr& condition,
							 | 
						|
								                                               expression_node_ptr& branch,
							 | 
						|
								                                               const bool brkcont = false) const
							 | 
						|
								         {
							 | 
						|
								            if (!brkcont && details::is_constant_node(condition))
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								               if (details::is_true(condition))
							 | 
						|
								                  // Infinite loops are not allowed.
							 | 
						|
								                  result = error_node();
							 | 
						|
								               else
							 | 
						|
								                  result = node_allocator_->allocate<details::null_node<Type> >();
							 | 
						|
								
							 | 
						|
								               free_node(*node_allocator_, condition);
							 | 
						|
								               free_node(*node_allocator_, branch   );
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_null_node(condition))
							 | 
						|
								            {
							 | 
						|
								               free_node(*node_allocator_,condition);
							 | 
						|
								
							 | 
						|
								               return branch;
							 | 
						|
								            }
							 | 
						|
								            else if (!brkcont)
							 | 
						|
								               return node_allocator_->allocate<while_loop_node_t>(condition,branch);
							 | 
						|
								            #ifndef exprtk_disable_break_continue
							 | 
						|
								            else
							 | 
						|
								               return node_allocator_->allocate<while_loop_bc_node_t>(condition,branch);
							 | 
						|
								            #else
							 | 
						|
								               return error_node();
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr repeat_until_loop(expression_node_ptr& condition,
							 | 
						|
								                                                      expression_node_ptr& branch,
							 | 
						|
								                                                      const bool brkcont = false) const
							 | 
						|
								         {
							 | 
						|
								            if (!brkcont && details::is_constant_node(condition))
							 | 
						|
								            {
							 | 
						|
								               if (details::is_true(condition) && details::is_constant_node(branch))
							 | 
						|
								               {
							 | 
						|
								                  free_node(*node_allocator_,condition);
							 | 
						|
								
							 | 
						|
								                  return branch;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               free_node(*node_allocator_, condition);
							 | 
						|
								               free_node(*node_allocator_, branch   );
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_null_node(condition))
							 | 
						|
								            {
							 | 
						|
								               free_node(*node_allocator_,condition);
							 | 
						|
								
							 | 
						|
								               return branch;
							 | 
						|
								            }
							 | 
						|
								            else if (!brkcont)
							 | 
						|
								               return node_allocator_->allocate<repeat_until_loop_node_t>(condition,branch);
							 | 
						|
								            #ifndef exprtk_disable_break_continue
							 | 
						|
								            else
							 | 
						|
								               return node_allocator_->allocate<repeat_until_loop_bc_node_t>(condition,branch);
							 | 
						|
								            #else
							 | 
						|
								               return error_node();
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr for_loop(expression_node_ptr& initialiser,
							 | 
						|
								                                             expression_node_ptr& condition,
							 | 
						|
								                                             expression_node_ptr& incrementor,
							 | 
						|
								                                             expression_node_ptr& loop_body,
							 | 
						|
								                                             bool brkcont = false) const
							 | 
						|
								         {
							 | 
						|
								            if (!brkcont && details::is_constant_node(condition))
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (details::is_true(condition))
							 | 
						|
								                  // Infinite loops are not allowed.
							 | 
						|
								                  result = error_node();
							 | 
						|
								               else
							 | 
						|
								                  result = node_allocator_->allocate<details::null_node<Type> >();
							 | 
						|
								
							 | 
						|
								               free_node(*node_allocator_,initialiser);
							 | 
						|
								               free_node(*node_allocator_,condition  );
							 | 
						|
								               free_node(*node_allocator_,incrementor);
							 | 
						|
								               free_node(*node_allocator_,loop_body  );
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_null_node(condition))
							 | 
						|
								            {
							 | 
						|
								               free_node(*node_allocator_,initialiser);
							 | 
						|
								               free_node(*node_allocator_,condition  );
							 | 
						|
								               free_node(*node_allocator_,incrementor);
							 | 
						|
								
							 | 
						|
								               return loop_body;
							 | 
						|
								            }
							 | 
						|
								            else if (!brkcont)
							 | 
						|
								               return node_allocator_->allocate<for_loop_node_t>(initialiser,
							 | 
						|
								                                                                 condition,
							 | 
						|
								                                                                 incrementor,
							 | 
						|
								                                                                 loop_body);
							 | 
						|
								            #ifndef exprtk_disable_break_continue
							 | 
						|
								            else
							 | 
						|
								               return node_allocator_->allocate<for_loop_bc_node_t>(initialiser,
							 | 
						|
								                                                                    condition,
							 | 
						|
								                                                                    incrementor,
							 | 
						|
								                                                                    loop_body);
							 | 
						|
								            #else
							 | 
						|
								            return error_node();
							 | 
						|
								            #endif
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr const_optimize_switch(Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < (arg_list.size() / 2); ++i)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr condition  = arg_list[(2 * i)    ];
							 | 
						|
								               expression_node_ptr consequent = arg_list[(2 * i) + 1];
							 | 
						|
								
							 | 
						|
								               if ((0 == result) && details::is_true(condition))
							 | 
						|
								               {
							 | 
						|
								                  result = consequent;
							 | 
						|
								                  break;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (0 == result)
							 | 
						|
								            {
							 | 
						|
								               result = arg_list.back();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr current_expr = arg_list[i];
							 | 
						|
								
							 | 
						|
								               if (current_expr && (current_expr != result))
							 | 
						|
								               {
							 | 
						|
								                  free_node(*node_allocator_,current_expr);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr const_optimize_mswitch(Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < (arg_list.size() / 2); ++i)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr condition  = arg_list[(2 * i)    ];
							 | 
						|
								               expression_node_ptr consequent = arg_list[(2 * i) + 1];
							 | 
						|
								
							 | 
						|
								               if (details::is_true(condition))
							 | 
						|
								               {
							 | 
						|
								                  result = consequent;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (0 == result)
							 | 
						|
								            {
							 | 
						|
								               T zero = T(0);
							 | 
						|
								               result = node_allocator_->allocate<literal_node_t>(zero);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < arg_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr& current_expr = arg_list[i];
							 | 
						|
								
							 | 
						|
								               if (current_expr && (current_expr != result))
							 | 
						|
								               {
							 | 
						|
								                  free_node(*node_allocator_,current_expr);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr switch_statement(Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(arg_list))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (is_constant_foldable(arg_list))
							 | 
						|
								               return const_optimize_switch(arg_list);
							 | 
						|
								            else
							 | 
						|
								               return node_allocator_->allocate<details::switch_node<Type> >(arg_list);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr multi_switch_statement(Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(arg_list))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (is_constant_foldable(arg_list))
							 | 
						|
								               return const_optimize_mswitch(arg_list);
							 | 
						|
								            else
							 | 
						|
								               return node_allocator_->allocate<details::multi_switch_node<Type> >(arg_list);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #define unary_opr_switch_statements           \
							 | 
						|
								         case_stmt(details::  e_abs,details::  abs_op) \
							 | 
						|
								         case_stmt(details:: e_acos,details:: acos_op) \
							 | 
						|
								         case_stmt(details::e_acosh,details::acosh_op) \
							 | 
						|
								         case_stmt(details:: e_asin,details:: asin_op) \
							 | 
						|
								         case_stmt(details::e_asinh,details::asinh_op) \
							 | 
						|
								         case_stmt(details:: e_atan,details:: atan_op) \
							 | 
						|
								         case_stmt(details::e_atanh,details::atanh_op) \
							 | 
						|
								         case_stmt(details:: e_ceil,details:: ceil_op) \
							 | 
						|
								         case_stmt(details::  e_cos,details::  cos_op) \
							 | 
						|
								         case_stmt(details:: e_cosh,details:: cosh_op) \
							 | 
						|
								         case_stmt(details::  e_exp,details::  exp_op) \
							 | 
						|
								         case_stmt(details::e_expm1,details::expm1_op) \
							 | 
						|
								         case_stmt(details::e_floor,details::floor_op) \
							 | 
						|
								         case_stmt(details::  e_log,details::  log_op) \
							 | 
						|
								         case_stmt(details::e_log10,details::log10_op) \
							 | 
						|
								         case_stmt(details:: e_log2,details:: log2_op) \
							 | 
						|
								         case_stmt(details::e_log1p,details::log1p_op) \
							 | 
						|
								         case_stmt(details::  e_neg,details::  neg_op) \
							 | 
						|
								         case_stmt(details::  e_pos,details::  pos_op) \
							 | 
						|
								         case_stmt(details::e_round,details::round_op) \
							 | 
						|
								         case_stmt(details::  e_sin,details::  sin_op) \
							 | 
						|
								         case_stmt(details:: e_sinc,details:: sinc_op) \
							 | 
						|
								         case_stmt(details:: e_sinh,details:: sinh_op) \
							 | 
						|
								         case_stmt(details:: e_sqrt,details:: sqrt_op) \
							 | 
						|
								         case_stmt(details::  e_tan,details::  tan_op) \
							 | 
						|
								         case_stmt(details:: e_tanh,details:: tanh_op) \
							 | 
						|
								         case_stmt(details::  e_cot,details::  cot_op) \
							 | 
						|
								         case_stmt(details::  e_sec,details::  sec_op) \
							 | 
						|
								         case_stmt(details::  e_csc,details::  csc_op) \
							 | 
						|
								         case_stmt(details::  e_r2d,details::  r2d_op) \
							 | 
						|
								         case_stmt(details::  e_d2r,details::  d2r_op) \
							 | 
						|
								         case_stmt(details::  e_d2g,details::  d2g_op) \
							 | 
						|
								         case_stmt(details::  e_g2d,details::  g2d_op) \
							 | 
						|
								         case_stmt(details:: e_notl,details:: notl_op) \
							 | 
						|
								         case_stmt(details::  e_sgn,details::  sgn_op) \
							 | 
						|
								         case_stmt(details::  e_erf,details::  erf_op) \
							 | 
						|
								         case_stmt(details:: e_erfc,details:: erfc_op) \
							 | 
						|
								         case_stmt(details:: e_ncdf,details:: ncdf_op) \
							 | 
						|
								         case_stmt(details:: e_frac,details:: frac_op) \
							 | 
						|
								         case_stmt(details::e_trunc,details::trunc_op) \
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_uv_expression(const details::operator_type& operation,
							 | 
						|
								                                                             expression_node_ptr (&branch)[1])
							 | 
						|
								         {
							 | 
						|
								            T& v = static_cast<details::variable_node<T>*>(branch[0])->ref();
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                          \
							 | 
						|
								               case op0 : return node_allocator_->                                                 \
							 | 
						|
								                             allocate<typename details::unary_variable_node<Type,op1<Type> > >(v); \
							 | 
						|
								
							 | 
						|
								               unary_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_uvec_expression(const details::operator_type& operation,
							 | 
						|
								                                                               expression_node_ptr (&branch)[1])
							 | 
						|
								         {
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                    \
							 | 
						|
								               case op0 : return node_allocator_->                                           \
							 | 
						|
								                             allocate<typename details::unary_vector_node<Type,op1<Type> > > \
							 | 
						|
								                                (operation,branch[0]);                                       \
							 | 
						|
								
							 | 
						|
								               unary_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_unary_expression(const details::operator_type& operation,
							 | 
						|
								                                                                expression_node_ptr (&branch)[1])
							 | 
						|
								         {
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                                \
							 | 
						|
								               case op0 : return node_allocator_->                                                       \
							 | 
						|
								                             allocate<typename details::unary_branch_node<Type,op1<Type> > >(branch[0]); \
							 | 
						|
								
							 | 
						|
								               unary_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr const_optimize_sf3(const details::operator_type& operation,
							 | 
						|
								                                                       expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr temp_node = error_node();
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                  \
							 | 
						|
								               case op0 : temp_node = node_allocator_->                    \
							 | 
						|
								                             allocate<details::sf3_node<Type,op1<Type> > > \
							 | 
						|
								                                (operation,branch);                        \
							 | 
						|
								                          break;                                           \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sf00,details::sf00_op) case_stmt(details::e_sf01,details::sf01_op)
							 | 
						|
								               case_stmt(details::e_sf02,details::sf02_op) case_stmt(details::e_sf03,details::sf03_op)
							 | 
						|
								               case_stmt(details::e_sf04,details::sf04_op) case_stmt(details::e_sf05,details::sf05_op)
							 | 
						|
								               case_stmt(details::e_sf06,details::sf06_op) case_stmt(details::e_sf07,details::sf07_op)
							 | 
						|
								               case_stmt(details::e_sf08,details::sf08_op) case_stmt(details::e_sf09,details::sf09_op)
							 | 
						|
								               case_stmt(details::e_sf10,details::sf10_op) case_stmt(details::e_sf11,details::sf11_op)
							 | 
						|
								               case_stmt(details::e_sf12,details::sf12_op) case_stmt(details::e_sf13,details::sf13_op)
							 | 
						|
								               case_stmt(details::e_sf14,details::sf14_op) case_stmt(details::e_sf15,details::sf15_op)
							 | 
						|
								               case_stmt(details::e_sf16,details::sf16_op) case_stmt(details::e_sf17,details::sf17_op)
							 | 
						|
								               case_stmt(details::e_sf18,details::sf18_op) case_stmt(details::e_sf19,details::sf19_op)
							 | 
						|
								               case_stmt(details::e_sf20,details::sf20_op) case_stmt(details::e_sf21,details::sf21_op)
							 | 
						|
								               case_stmt(details::e_sf22,details::sf22_op) case_stmt(details::e_sf23,details::sf23_op)
							 | 
						|
								               case_stmt(details::e_sf24,details::sf24_op) case_stmt(details::e_sf25,details::sf25_op)
							 | 
						|
								               case_stmt(details::e_sf26,details::sf26_op) case_stmt(details::e_sf27,details::sf27_op)
							 | 
						|
								               case_stmt(details::e_sf28,details::sf28_op) case_stmt(details::e_sf29,details::sf29_op)
							 | 
						|
								               case_stmt(details::e_sf30,details::sf30_op) case_stmt(details::e_sf31,details::sf31_op)
							 | 
						|
								               case_stmt(details::e_sf32,details::sf32_op) case_stmt(details::e_sf33,details::sf33_op)
							 | 
						|
								               case_stmt(details::e_sf34,details::sf34_op) case_stmt(details::e_sf35,details::sf35_op)
							 | 
						|
								               case_stmt(details::e_sf36,details::sf36_op) case_stmt(details::e_sf37,details::sf37_op)
							 | 
						|
								               case_stmt(details::e_sf38,details::sf38_op) case_stmt(details::e_sf39,details::sf39_op)
							 | 
						|
								               case_stmt(details::e_sf40,details::sf40_op) case_stmt(details::e_sf41,details::sf41_op)
							 | 
						|
								               case_stmt(details::e_sf42,details::sf42_op) case_stmt(details::e_sf43,details::sf43_op)
							 | 
						|
								               case_stmt(details::e_sf44,details::sf44_op) case_stmt(details::e_sf45,details::sf45_op)
							 | 
						|
								               case_stmt(details::e_sf46,details::sf46_op) case_stmt(details::e_sf47,details::sf47_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            T v = temp_node->value();
							 | 
						|
								            node_allocator_->free(temp_node);
							 | 
						|
								            details::free_node(*node_allocator_,temp_node);
							 | 
						|
								
							 | 
						|
								            return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr varnode_optimize_sf3(const details::operator_type& operation, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            typedef details::variable_node<Type>* variable_ptr;
							 | 
						|
								
							 | 
						|
								            const Type& v0 = static_cast<variable_ptr>(branch[0])->ref();
							 | 
						|
								            const Type& v1 = static_cast<variable_ptr>(branch[1])->ref();
							 | 
						|
								            const Type& v2 = static_cast<variable_ptr>(branch[2])->ref();
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                          \
							 | 
						|
								               case op0 : return node_allocator_->                                 \
							 | 
						|
								                             allocate_rrr<details::sf3_var_node<Type,op1<Type> > > \
							 | 
						|
								                                (v0,v1,v2);                                        \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sf00,details::sf00_op) case_stmt(details::e_sf01,details::sf01_op)
							 | 
						|
								               case_stmt(details::e_sf02,details::sf02_op) case_stmt(details::e_sf03,details::sf03_op)
							 | 
						|
								               case_stmt(details::e_sf04,details::sf04_op) case_stmt(details::e_sf05,details::sf05_op)
							 | 
						|
								               case_stmt(details::e_sf06,details::sf06_op) case_stmt(details::e_sf07,details::sf07_op)
							 | 
						|
								               case_stmt(details::e_sf08,details::sf08_op) case_stmt(details::e_sf09,details::sf09_op)
							 | 
						|
								               case_stmt(details::e_sf10,details::sf10_op) case_stmt(details::e_sf11,details::sf11_op)
							 | 
						|
								               case_stmt(details::e_sf12,details::sf12_op) case_stmt(details::e_sf13,details::sf13_op)
							 | 
						|
								               case_stmt(details::e_sf14,details::sf14_op) case_stmt(details::e_sf15,details::sf15_op)
							 | 
						|
								               case_stmt(details::e_sf16,details::sf16_op) case_stmt(details::e_sf17,details::sf17_op)
							 | 
						|
								               case_stmt(details::e_sf18,details::sf18_op) case_stmt(details::e_sf19,details::sf19_op)
							 | 
						|
								               case_stmt(details::e_sf20,details::sf20_op) case_stmt(details::e_sf21,details::sf21_op)
							 | 
						|
								               case_stmt(details::e_sf22,details::sf22_op) case_stmt(details::e_sf23,details::sf23_op)
							 | 
						|
								               case_stmt(details::e_sf24,details::sf24_op) case_stmt(details::e_sf25,details::sf25_op)
							 | 
						|
								               case_stmt(details::e_sf26,details::sf26_op) case_stmt(details::e_sf27,details::sf27_op)
							 | 
						|
								               case_stmt(details::e_sf28,details::sf28_op) case_stmt(details::e_sf29,details::sf29_op)
							 | 
						|
								               case_stmt(details::e_sf30,details::sf30_op) case_stmt(details::e_sf31,details::sf31_op)
							 | 
						|
								               case_stmt(details::e_sf32,details::sf32_op) case_stmt(details::e_sf33,details::sf33_op)
							 | 
						|
								               case_stmt(details::e_sf34,details::sf34_op) case_stmt(details::e_sf35,details::sf35_op)
							 | 
						|
								               case_stmt(details::e_sf36,details::sf36_op) case_stmt(details::e_sf37,details::sf37_op)
							 | 
						|
								               case_stmt(details::e_sf38,details::sf38_op) case_stmt(details::e_sf39,details::sf39_op)
							 | 
						|
								               case_stmt(details::e_sf40,details::sf40_op) case_stmt(details::e_sf41,details::sf41_op)
							 | 
						|
								               case_stmt(details::e_sf42,details::sf42_op) case_stmt(details::e_sf43,details::sf43_op)
							 | 
						|
								               case_stmt(details::e_sf44,details::sf44_op) case_stmt(details::e_sf45,details::sf45_op)
							 | 
						|
								               case_stmt(details::e_sf46,details::sf46_op) case_stmt(details::e_sf47,details::sf47_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr special_function(const details::operator_type& operation, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(branch))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (is_constant_foldable(branch))
							 | 
						|
								               return const_optimize_sf3(operation,branch);
							 | 
						|
								            else if (all_nodes_variables(branch))
							 | 
						|
								               return varnode_optimize_sf3(operation,branch);
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                     \
							 | 
						|
								                  case op0 : return node_allocator_->                                            \
							 | 
						|
								                                allocate<details::sf3_node<Type,op1<Type> > >(operation,branch); \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::e_sf00,details::sf00_op) case_stmt(details::e_sf01,details::sf01_op)
							 | 
						|
								                  case_stmt(details::e_sf02,details::sf02_op) case_stmt(details::e_sf03,details::sf03_op)
							 | 
						|
								                  case_stmt(details::e_sf04,details::sf04_op) case_stmt(details::e_sf05,details::sf05_op)
							 | 
						|
								                  case_stmt(details::e_sf06,details::sf06_op) case_stmt(details::e_sf07,details::sf07_op)
							 | 
						|
								                  case_stmt(details::e_sf08,details::sf08_op) case_stmt(details::e_sf09,details::sf09_op)
							 | 
						|
								                  case_stmt(details::e_sf10,details::sf10_op) case_stmt(details::e_sf11,details::sf11_op)
							 | 
						|
								                  case_stmt(details::e_sf12,details::sf12_op) case_stmt(details::e_sf13,details::sf13_op)
							 | 
						|
								                  case_stmt(details::e_sf14,details::sf14_op) case_stmt(details::e_sf15,details::sf15_op)
							 | 
						|
								                  case_stmt(details::e_sf16,details::sf16_op) case_stmt(details::e_sf17,details::sf17_op)
							 | 
						|
								                  case_stmt(details::e_sf18,details::sf18_op) case_stmt(details::e_sf19,details::sf19_op)
							 | 
						|
								                  case_stmt(details::e_sf20,details::sf20_op) case_stmt(details::e_sf21,details::sf21_op)
							 | 
						|
								                  case_stmt(details::e_sf22,details::sf22_op) case_stmt(details::e_sf23,details::sf23_op)
							 | 
						|
								                  case_stmt(details::e_sf24,details::sf24_op) case_stmt(details::e_sf25,details::sf25_op)
							 | 
						|
								                  case_stmt(details::e_sf26,details::sf26_op) case_stmt(details::e_sf27,details::sf27_op)
							 | 
						|
								                  case_stmt(details::e_sf28,details::sf28_op) case_stmt(details::e_sf29,details::sf29_op)
							 | 
						|
								                  case_stmt(details::e_sf30,details::sf30_op) case_stmt(details::e_sf31,details::sf31_op)
							 | 
						|
								                  case_stmt(details::e_sf32,details::sf32_op) case_stmt(details::e_sf33,details::sf33_op)
							 | 
						|
								                  case_stmt(details::e_sf34,details::sf34_op) case_stmt(details::e_sf35,details::sf35_op)
							 | 
						|
								                  case_stmt(details::e_sf36,details::sf36_op) case_stmt(details::e_sf37,details::sf37_op)
							 | 
						|
								                  case_stmt(details::e_sf38,details::sf38_op) case_stmt(details::e_sf39,details::sf39_op)
							 | 
						|
								                  case_stmt(details::e_sf40,details::sf40_op) case_stmt(details::e_sf41,details::sf41_op)
							 | 
						|
								                  case_stmt(details::e_sf42,details::sf42_op) case_stmt(details::e_sf43,details::sf43_op)
							 | 
						|
								                  case_stmt(details::e_sf44,details::sf44_op) case_stmt(details::e_sf45,details::sf45_op)
							 | 
						|
								                  case_stmt(details::e_sf46,details::sf46_op) case_stmt(details::e_sf47,details::sf47_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr const_optimize_sf4(const details::operator_type& operation, expression_node_ptr (&branch)[4])
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr temp_node = error_node();
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                                 \
							 | 
						|
								               case op0 : temp_node = node_allocator_->                                                   \
							 | 
						|
								                                         allocate<details::sf4_node<Type,op1<Type> > >(operation,branch); \
							 | 
						|
								                          break;                                                                          \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sf48,details::sf48_op) case_stmt(details::e_sf49,details::sf49_op)
							 | 
						|
								               case_stmt(details::e_sf50,details::sf50_op) case_stmt(details::e_sf51,details::sf51_op)
							 | 
						|
								               case_stmt(details::e_sf52,details::sf52_op) case_stmt(details::e_sf53,details::sf53_op)
							 | 
						|
								               case_stmt(details::e_sf54,details::sf54_op) case_stmt(details::e_sf55,details::sf55_op)
							 | 
						|
								               case_stmt(details::e_sf56,details::sf56_op) case_stmt(details::e_sf57,details::sf57_op)
							 | 
						|
								               case_stmt(details::e_sf58,details::sf58_op) case_stmt(details::e_sf59,details::sf59_op)
							 | 
						|
								               case_stmt(details::e_sf60,details::sf60_op) case_stmt(details::e_sf61,details::sf61_op)
							 | 
						|
								               case_stmt(details::e_sf62,details::sf62_op) case_stmt(details::e_sf63,details::sf63_op)
							 | 
						|
								               case_stmt(details::e_sf64,details::sf64_op) case_stmt(details::e_sf65,details::sf65_op)
							 | 
						|
								               case_stmt(details::e_sf66,details::sf66_op) case_stmt(details::e_sf67,details::sf67_op)
							 | 
						|
								               case_stmt(details::e_sf68,details::sf68_op) case_stmt(details::e_sf69,details::sf69_op)
							 | 
						|
								               case_stmt(details::e_sf70,details::sf70_op) case_stmt(details::e_sf71,details::sf71_op)
							 | 
						|
								               case_stmt(details::e_sf72,details::sf72_op) case_stmt(details::e_sf73,details::sf73_op)
							 | 
						|
								               case_stmt(details::e_sf74,details::sf74_op) case_stmt(details::e_sf75,details::sf75_op)
							 | 
						|
								               case_stmt(details::e_sf76,details::sf76_op) case_stmt(details::e_sf77,details::sf77_op)
							 | 
						|
								               case_stmt(details::e_sf78,details::sf78_op) case_stmt(details::e_sf79,details::sf79_op)
							 | 
						|
								               case_stmt(details::e_sf80,details::sf80_op) case_stmt(details::e_sf81,details::sf81_op)
							 | 
						|
								               case_stmt(details::e_sf82,details::sf82_op) case_stmt(details::e_sf83,details::sf83_op)
							 | 
						|
								               case_stmt(details::e_sf84,details::sf84_op) case_stmt(details::e_sf85,details::sf85_op)
							 | 
						|
								               case_stmt(details::e_sf86,details::sf86_op) case_stmt(details::e_sf87,details::sf87_op)
							 | 
						|
								               case_stmt(details::e_sf88,details::sf88_op) case_stmt(details::e_sf89,details::sf89_op)
							 | 
						|
								               case_stmt(details::e_sf90,details::sf90_op) case_stmt(details::e_sf91,details::sf91_op)
							 | 
						|
								               case_stmt(details::e_sf92,details::sf92_op) case_stmt(details::e_sf93,details::sf93_op)
							 | 
						|
								               case_stmt(details::e_sf94,details::sf94_op) case_stmt(details::e_sf95,details::sf95_op)
							 | 
						|
								               case_stmt(details::e_sf96,details::sf96_op) case_stmt(details::e_sf97,details::sf97_op)
							 | 
						|
								               case_stmt(details::e_sf98,details::sf98_op) case_stmt(details::e_sf99,details::sf99_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            T v = temp_node->value();
							 | 
						|
								            details::free_node(*node_allocator_,temp_node);
							 | 
						|
								
							 | 
						|
								            return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr varnode_optimize_sf4(const details::operator_type& operation, expression_node_ptr (&branch)[4])
							 | 
						|
								         {
							 | 
						|
								            typedef details::variable_node<Type>* variable_ptr;
							 | 
						|
								
							 | 
						|
								            const Type& v0 = static_cast<variable_ptr>(branch[0])->ref();
							 | 
						|
								            const Type& v1 = static_cast<variable_ptr>(branch[1])->ref();
							 | 
						|
								            const Type& v2 = static_cast<variable_ptr>(branch[2])->ref();
							 | 
						|
								            const Type& v3 = static_cast<variable_ptr>(branch[3])->ref();
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                         \
							 | 
						|
								               case op0 : return node_allocator_->                                                \
							 | 
						|
								                             allocate_rrrr<details::sf4_var_node<Type,op1<Type> > >(v0,v1,v2,v3); \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sf48,details::sf48_op) case_stmt(details::e_sf49,details::sf49_op)
							 | 
						|
								               case_stmt(details::e_sf50,details::sf50_op) case_stmt(details::e_sf51,details::sf51_op)
							 | 
						|
								               case_stmt(details::e_sf52,details::sf52_op) case_stmt(details::e_sf53,details::sf53_op)
							 | 
						|
								               case_stmt(details::e_sf54,details::sf54_op) case_stmt(details::e_sf55,details::sf55_op)
							 | 
						|
								               case_stmt(details::e_sf56,details::sf56_op) case_stmt(details::e_sf57,details::sf57_op)
							 | 
						|
								               case_stmt(details::e_sf58,details::sf58_op) case_stmt(details::e_sf59,details::sf59_op)
							 | 
						|
								               case_stmt(details::e_sf60,details::sf60_op) case_stmt(details::e_sf61,details::sf61_op)
							 | 
						|
								               case_stmt(details::e_sf62,details::sf62_op) case_stmt(details::e_sf63,details::sf63_op)
							 | 
						|
								               case_stmt(details::e_sf64,details::sf64_op) case_stmt(details::e_sf65,details::sf65_op)
							 | 
						|
								               case_stmt(details::e_sf66,details::sf66_op) case_stmt(details::e_sf67,details::sf67_op)
							 | 
						|
								               case_stmt(details::e_sf68,details::sf68_op) case_stmt(details::e_sf69,details::sf69_op)
							 | 
						|
								               case_stmt(details::e_sf70,details::sf70_op) case_stmt(details::e_sf71,details::sf71_op)
							 | 
						|
								               case_stmt(details::e_sf72,details::sf72_op) case_stmt(details::e_sf73,details::sf73_op)
							 | 
						|
								               case_stmt(details::e_sf74,details::sf74_op) case_stmt(details::e_sf75,details::sf75_op)
							 | 
						|
								               case_stmt(details::e_sf76,details::sf76_op) case_stmt(details::e_sf77,details::sf77_op)
							 | 
						|
								               case_stmt(details::e_sf78,details::sf78_op) case_stmt(details::e_sf79,details::sf79_op)
							 | 
						|
								               case_stmt(details::e_sf80,details::sf80_op) case_stmt(details::e_sf81,details::sf81_op)
							 | 
						|
								               case_stmt(details::e_sf82,details::sf82_op) case_stmt(details::e_sf83,details::sf83_op)
							 | 
						|
								               case_stmt(details::e_sf84,details::sf84_op) case_stmt(details::e_sf85,details::sf85_op)
							 | 
						|
								               case_stmt(details::e_sf86,details::sf86_op) case_stmt(details::e_sf87,details::sf87_op)
							 | 
						|
								               case_stmt(details::e_sf88,details::sf88_op) case_stmt(details::e_sf89,details::sf89_op)
							 | 
						|
								               case_stmt(details::e_sf90,details::sf90_op) case_stmt(details::e_sf91,details::sf91_op)
							 | 
						|
								               case_stmt(details::e_sf92,details::sf92_op) case_stmt(details::e_sf93,details::sf93_op)
							 | 
						|
								               case_stmt(details::e_sf94,details::sf94_op) case_stmt(details::e_sf95,details::sf95_op)
							 | 
						|
								               case_stmt(details::e_sf96,details::sf96_op) case_stmt(details::e_sf97,details::sf97_op)
							 | 
						|
								               case_stmt(details::e_sf98,details::sf98_op) case_stmt(details::e_sf99,details::sf99_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr special_function(const details::operator_type& operation, expression_node_ptr (&branch)[4])
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(branch))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (is_constant_foldable(branch))
							 | 
						|
								               return const_optimize_sf4(operation,branch);
							 | 
						|
								            else if (all_nodes_variables(branch))
							 | 
						|
								               return varnode_optimize_sf4(operation,branch);
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                     \
							 | 
						|
								               case op0 : return node_allocator_->                                            \
							 | 
						|
								                             allocate<details::sf4_node<Type,op1<Type> > >(operation,branch); \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sf48,details::sf48_op) case_stmt(details::e_sf49,details::sf49_op)
							 | 
						|
								               case_stmt(details::e_sf50,details::sf50_op) case_stmt(details::e_sf51,details::sf51_op)
							 | 
						|
								               case_stmt(details::e_sf52,details::sf52_op) case_stmt(details::e_sf53,details::sf53_op)
							 | 
						|
								               case_stmt(details::e_sf54,details::sf54_op) case_stmt(details::e_sf55,details::sf55_op)
							 | 
						|
								               case_stmt(details::e_sf56,details::sf56_op) case_stmt(details::e_sf57,details::sf57_op)
							 | 
						|
								               case_stmt(details::e_sf58,details::sf58_op) case_stmt(details::e_sf59,details::sf59_op)
							 | 
						|
								               case_stmt(details::e_sf60,details::sf60_op) case_stmt(details::e_sf61,details::sf61_op)
							 | 
						|
								               case_stmt(details::e_sf62,details::sf62_op) case_stmt(details::e_sf63,details::sf63_op)
							 | 
						|
								               case_stmt(details::e_sf64,details::sf64_op) case_stmt(details::e_sf65,details::sf65_op)
							 | 
						|
								               case_stmt(details::e_sf66,details::sf66_op) case_stmt(details::e_sf67,details::sf67_op)
							 | 
						|
								               case_stmt(details::e_sf68,details::sf68_op) case_stmt(details::e_sf69,details::sf69_op)
							 | 
						|
								               case_stmt(details::e_sf70,details::sf70_op) case_stmt(details::e_sf71,details::sf71_op)
							 | 
						|
								               case_stmt(details::e_sf72,details::sf72_op) case_stmt(details::e_sf73,details::sf73_op)
							 | 
						|
								               case_stmt(details::e_sf74,details::sf74_op) case_stmt(details::e_sf75,details::sf75_op)
							 | 
						|
								               case_stmt(details::e_sf76,details::sf76_op) case_stmt(details::e_sf77,details::sf77_op)
							 | 
						|
								               case_stmt(details::e_sf78,details::sf78_op) case_stmt(details::e_sf79,details::sf79_op)
							 | 
						|
								               case_stmt(details::e_sf80,details::sf80_op) case_stmt(details::e_sf81,details::sf81_op)
							 | 
						|
								               case_stmt(details::e_sf82,details::sf82_op) case_stmt(details::e_sf83,details::sf83_op)
							 | 
						|
								               case_stmt(details::e_sf84,details::sf84_op) case_stmt(details::e_sf85,details::sf85_op)
							 | 
						|
								               case_stmt(details::e_sf86,details::sf86_op) case_stmt(details::e_sf87,details::sf87_op)
							 | 
						|
								               case_stmt(details::e_sf88,details::sf88_op) case_stmt(details::e_sf89,details::sf89_op)
							 | 
						|
								               case_stmt(details::e_sf90,details::sf90_op) case_stmt(details::e_sf91,details::sf91_op)
							 | 
						|
								               case_stmt(details::e_sf92,details::sf92_op) case_stmt(details::e_sf93,details::sf93_op)
							 | 
						|
								               case_stmt(details::e_sf94,details::sf94_op) case_stmt(details::e_sf95,details::sf95_op)
							 | 
						|
								               case_stmt(details::e_sf96,details::sf96_op) case_stmt(details::e_sf97,details::sf97_op)
							 | 
						|
								               case_stmt(details::e_sf98,details::sf98_op) case_stmt(details::e_sf99,details::sf99_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr const_optimize_varargfunc(const details::operator_type& operation, Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr temp_node = error_node();
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                 \
							 | 
						|
								               case op0 : temp_node = node_allocator_->                                   \
							 | 
						|
								                                         allocate<details::vararg_node<Type,op1<Type> > > \
							 | 
						|
								                                            (arg_list);                                   \
							 | 
						|
								                          break;                                                          \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sum,  details::vararg_add_op  )
							 | 
						|
								               case_stmt(details::e_prod, details::vararg_mul_op  )
							 | 
						|
								               case_stmt(details::e_avg,  details::vararg_avg_op  )
							 | 
						|
								               case_stmt(details::e_min,  details::vararg_min_op  )
							 | 
						|
								               case_stmt(details::e_max,  details::vararg_max_op  )
							 | 
						|
								               case_stmt(details::e_mand, details::vararg_mand_op )
							 | 
						|
								               case_stmt(details::e_mor,  details::vararg_mor_op  )
							 | 
						|
								               case_stmt(details::e_multi,details::vararg_multi_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            T v = temp_node->value();
							 | 
						|
								            details::free_node(*node_allocator_,temp_node);
							 | 
						|
								
							 | 
						|
								            return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool special_one_parameter_vararg(const details::operator_type& operation)
							 | 
						|
								         {
							 | 
						|
								            return (
							 | 
						|
								                     (details::e_sum  == operation) ||
							 | 
						|
								                     (details::e_prod == operation) ||
							 | 
						|
								                     (details::e_avg  == operation) ||
							 | 
						|
								                     (details::e_min  == operation) ||
							 | 
						|
								                     (details::e_max  == operation)
							 | 
						|
								                   );
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr varnode_optimize_varargfunc(const details::operator_type& operation, Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                   \
							 | 
						|
								               case op0 : return node_allocator_->                                          \
							 | 
						|
								                             allocate<details::vararg_varnode<Type,op1<Type> > >(arg_list); \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sum,  details::vararg_add_op  )
							 | 
						|
								               case_stmt(details::e_prod, details::vararg_mul_op  )
							 | 
						|
								               case_stmt(details::e_avg,  details::vararg_avg_op  )
							 | 
						|
								               case_stmt(details::e_min,  details::vararg_min_op  )
							 | 
						|
								               case_stmt(details::e_max,  details::vararg_max_op  )
							 | 
						|
								               case_stmt(details::e_mand, details::vararg_mand_op )
							 | 
						|
								               case_stmt(details::e_mor,  details::vararg_mor_op  )
							 | 
						|
								               case_stmt(details::e_multi,details::vararg_multi_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr vectorize_func(const details::operator_type& operation, Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (1 == arg_list.size())
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                      \
							 | 
						|
								                  case op0 : return node_allocator_->                                             \
							 | 
						|
								                                allocate<details::vectorize_node<Type,op1<Type> > >(arg_list[0]); \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::e_sum,  details::vec_add_op)
							 | 
						|
								                  case_stmt(details::e_prod, details::vec_mul_op)
							 | 
						|
								                  case_stmt(details::e_avg,  details::vec_avg_op)
							 | 
						|
								                  case_stmt(details::e_min,  details::vec_min_op)
							 | 
						|
								                  case_stmt(details::e_max,  details::vec_max_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline expression_node_ptr vararg_function(const details::operator_type& operation, Sequence<expression_node_ptr,Allocator>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(arg_list))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (is_constant_foldable(arg_list))
							 | 
						|
								               return const_optimize_varargfunc(operation,arg_list);
							 | 
						|
								            else if ((arg_list.size() == 1) && details::is_ivector_node(arg_list[0]))
							 | 
						|
								               return vectorize_func(operation,arg_list);
							 | 
						|
								            else if ((arg_list.size() == 1) && special_one_parameter_vararg(operation))
							 | 
						|
								               return arg_list[0];
							 | 
						|
								            else if (all_nodes_variables(arg_list))
							 | 
						|
								               return varnode_optimize_varargfunc(operation,arg_list);
							 | 
						|
								
							 | 
						|
								            switch (operation)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                \
							 | 
						|
								               case op0 : return node_allocator_->                                       \
							 | 
						|
								                             allocate<details::vararg_node<Type,op1<Type> > >(arg_list); \
							 | 
						|
								
							 | 
						|
								               case_stmt(details::e_sum,  details::vararg_add_op  )
							 | 
						|
								               case_stmt(details::e_prod, details::vararg_mul_op  )
							 | 
						|
								               case_stmt(details::e_avg,  details::vararg_avg_op  )
							 | 
						|
								               case_stmt(details::e_min,  details::vararg_min_op  )
							 | 
						|
								               case_stmt(details::e_max,  details::vararg_max_op  )
							 | 
						|
								               case_stmt(details::e_mand, details::vararg_mand_op )
							 | 
						|
								               case_stmt(details::e_mor,  details::vararg_mor_op  )
							 | 
						|
								               case_stmt(details::e_multi,details::vararg_multi_op)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <std::size_t N>
							 | 
						|
								         inline expression_node_ptr function(ifunction_t* f, expression_node_ptr (&b)[N])
							 | 
						|
								         {
							 | 
						|
								            typedef typename details::function_N_node<T,ifunction_t,N> function_N_node_t;
							 | 
						|
								            expression_node_ptr result = synthesize_expression<function_N_node_t,N>(f,b);
							 | 
						|
								
							 | 
						|
								            if (0 == result)
							 | 
						|
								               return error_node();
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               // Can the function call be completely optimized?
							 | 
						|
								               if (details::is_constant_node(result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!all_nodes_valid(b))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (N != f->param_count)
							 | 
						|
								               {
							 | 
						|
								                  details::free_all_nodes(*node_allocator_,b);
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               function_N_node_t* func_node_ptr = static_cast<function_N_node_t*>(result);
							 | 
						|
								
							 | 
						|
								               if (func_node_ptr->init_branches(b))
							 | 
						|
								                  return result;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  details::free_all_nodes(*node_allocator_,b);
							 | 
						|
								
							 | 
						|
								                  return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr function(ifunction_t* f)
							 | 
						|
								         {
							 | 
						|
								            typedef typename details::function_N_node<Type,ifunction_t,0> function_N_node_t;
							 | 
						|
								            return node_allocator_->allocate<function_N_node_t>(f);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr vararg_function_call(ivararg_function_t* vaf,
							 | 
						|
								                                                         std::vector<expression_node_ptr>& arg_list)
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(arg_list))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            typedef details::vararg_function_node<Type,ivararg_function_t> alloc_type;
							 | 
						|
								
							 | 
						|
								            expression_node_ptr result = node_allocator_->allocate<alloc_type>(vaf,arg_list);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 !arg_list.empty()      &&
							 | 
						|
								                 !vaf->has_side_effects &&
							 | 
						|
								                 is_constant_foldable(arg_list)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               Type v = result->value();
							 | 
						|
								               details::free_node(*node_allocator_,result);
							 | 
						|
								               result = node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr generic_function_call(igeneric_function_t* gf,
							 | 
						|
								                                                          std::vector<expression_node_ptr>& arg_list,
							 | 
						|
								                                                          const std::size_t& param_seq_index = std::numeric_limits<std::size_t>::max())
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(arg_list))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            typedef details::generic_function_node     <Type,igeneric_function_t> alloc_type1;
							 | 
						|
								            typedef details::multimode_genfunction_node<Type,igeneric_function_t> alloc_type2;
							 | 
						|
								
							 | 
						|
								            const std::size_t no_psi = std::numeric_limits<std::size_t>::max();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            if (no_psi == param_seq_index)
							 | 
						|
								               result = node_allocator_->allocate<alloc_type1>(gf,arg_list);
							 | 
						|
								            else
							 | 
						|
								               result = node_allocator_->allocate<alloc_type2>(gf,param_seq_index,arg_list);
							 | 
						|
								
							 | 
						|
								            alloc_type1* genfunc_node_ptr = static_cast<alloc_type1*>(result);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 !arg_list.empty()     &&
							 | 
						|
								                 !gf->has_side_effects &&
							 | 
						|
								                 is_constant_foldable(arg_list)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               genfunc_node_ptr->init_branches();
							 | 
						|
								               Type v = result->value();
							 | 
						|
								               details::free_node(*node_allocator_,result);
							 | 
						|
								               return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								            }
							 | 
						|
								            else if (genfunc_node_ptr->init_branches())
							 | 
						|
								               return result;
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               details::free_node(*node_allocator_,result);
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr string_function_call(igeneric_function_t* gf,
							 | 
						|
								                                                          std::vector<expression_node_ptr>& arg_list,
							 | 
						|
								                                                          const std::size_t& param_seq_index = std::numeric_limits<std::size_t>::max())
							 | 
						|
								         {
							 | 
						|
								            if (!all_nodes_valid(arg_list))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            typedef details::string_function_node      <Type,igeneric_function_t> alloc_type1;
							 | 
						|
								            typedef details::multimode_strfunction_node<Type,igeneric_function_t> alloc_type2;
							 | 
						|
								
							 | 
						|
								            const std::size_t no_psi = std::numeric_limits<std::size_t>::max();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            if (no_psi == param_seq_index)
							 | 
						|
								               result = node_allocator_->allocate<alloc_type1>(gf,arg_list);
							 | 
						|
								            else
							 | 
						|
								               result = node_allocator_->allocate<alloc_type2>(gf,param_seq_index,arg_list);
							 | 
						|
								
							 | 
						|
								            alloc_type1* strfunc_node_ptr = static_cast<alloc_type1*>(result);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 !arg_list.empty()     &&
							 | 
						|
								                 !gf->has_side_effects &&
							 | 
						|
								                 is_constant_foldable(arg_list)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               strfunc_node_ptr->init_branches();
							 | 
						|
								               Type v = result->value();
							 | 
						|
								               details::free_node(*node_allocator_,result);
							 | 
						|
								               return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								            }
							 | 
						|
								            else if (strfunc_node_ptr->init_branches())
							 | 
						|
								               return result;
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               details::free_node(*node_allocator_,result);
							 | 
						|
								               details::free_all_nodes(*node_allocator_,arg_list);
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr vector_element(const std::string& symbol,
							 | 
						|
								                                                   vector_holder_ptr vector_base,
							 | 
						|
								                                                   expression_node_ptr index)
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            if (details::is_constant_node(index))
							 | 
						|
								            {
							 | 
						|
								               std::size_t i = static_cast<std::size_t>(details::numeric::to_int64(index->value()));
							 | 
						|
								               details::free_node(*node_allocator_,index);
							 | 
						|
								               Type* v = (*vector_base)[i];
							 | 
						|
								
							 | 
						|
								               scope_element& se = parser_->sem_.get_element(symbol,i);
							 | 
						|
								
							 | 
						|
								               if (se.index == i)
							 | 
						|
								               {
							 | 
						|
								                  result = se.var_node;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  scope_element nse;
							 | 
						|
								                  nse.name     = symbol;
							 | 
						|
								                  nse.type     = scope_element::e_vecelem;
							 | 
						|
								                  nse.index    = i;
							 | 
						|
								                  nse.depth    = parser_->scope_depth_;
							 | 
						|
								                  nse.data     = 0;
							 | 
						|
								                  nse.var_node = new variable_node_t((*v));
							 | 
						|
								
							 | 
						|
								                  if (!parser_->sem_.add_element(nse))
							 | 
						|
								                  {
							 | 
						|
								                     parser_->set_synthesis_error("Failed to add new local vector element to SEM [1]");
							 | 
						|
								                     result = error_node();
							 | 
						|
								                  }
							 | 
						|
								                  else
							 | 
						|
								                     exprtk_debug(("vector_element() - INFO - Added new local vector element: %s\n",nse.name.c_str()));
							 | 
						|
								
							 | 
						|
								                  result = nse.var_node;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               result = node_allocator_->allocate<details::vector_elem_node<Type> >(index,(*vector_base)[0]);
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								      private:
							 | 
						|
								
							 | 
						|
								         template <std::size_t N, typename NodePtr>
							 | 
						|
								         inline bool is_constant_foldable(NodePtr (&b)[N]) const
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < N; ++i)
							 | 
						|
								            {
							 | 
						|
								               if (0 == b[i])
							 | 
						|
								                  return false;
							 | 
						|
								               else if (!details::is_constant_node(b[i]))
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename NodePtr,
							 | 
						|
								                   typename Allocator,
							 | 
						|
								                   template <typename,typename> class Sequence>
							 | 
						|
								         inline bool is_constant_foldable(const Sequence<NodePtr,Allocator>& b) const
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < b.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (0 == b[i])
							 | 
						|
								                  return false;
							 | 
						|
								               else if (!details::is_constant_node(b[i]))
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void lodge_assignment(symbol_type cst, expression_node_ptr node)
							 | 
						|
								         {
							 | 
						|
								            if (!parser_->dec_.collect_assignments())
							 | 
						|
								               return;
							 | 
						|
								
							 | 
						|
								            std::string symbol_name;
							 | 
						|
								
							 | 
						|
								            switch (cst)
							 | 
						|
								            {
							 | 
						|
								               case e_st_variable : symbol_name = parser_->symbol_table_
							 | 
						|
								                                                     .get_variable_name(node);
							 | 
						|
								                                    break;
							 | 
						|
								
							 | 
						|
								               case e_st_string   : symbol_name = parser_->symbol_table_
							 | 
						|
								                                                     .get_stringvar_name(node);
							 | 
						|
								                                    break;
							 | 
						|
								
							 | 
						|
								               case e_st_vector   : {
							 | 
						|
								                                       typedef details::vector_holder<T> vector_holder_t;
							 | 
						|
								
							 | 
						|
								                                       vector_holder_t& vh = static_cast<vector_node_t*>(node)->ref();
							 | 
						|
								
							 | 
						|
								                                       symbol_name = parser_->symbol_table_.get_vector_name(&vh);
							 | 
						|
								                                    }
							 | 
						|
								                                    break;
							 | 
						|
								
							 | 
						|
								               default            : return;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            parser_->dec_.add_assignment(symbol_name,cst);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_assignment_expression(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if (details::is_variable_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               lodge_assignment(e_st_variable,branch[0]);
							 | 
						|
								
							 | 
						|
								               return synthesize_expression<assignment_node_t,2>(operation,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_vector_elem_node(branch[0]))
							 | 
						|
								               return synthesize_expression<assignment_vec_elem_node_t,2>(operation,branch);
							 | 
						|
								            else if (details::is_string_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               lodge_assignment(e_st_string,branch[0]);
							 | 
						|
								
							 | 
						|
								               return synthesize_expression<assignment_string_node_t,2>(operation,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_string_range_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               lodge_assignment(e_st_string,branch[0]);
							 | 
						|
								
							 | 
						|
								               return synthesize_expression<assignment_string_range_node_t,2>(operation,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_vector_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               lodge_assignment(e_st_vector,branch[0]);
							 | 
						|
								
							 | 
						|
								               if (details::is_ivector_node(branch[1]))
							 | 
						|
								                  return synthesize_expression<assignment_vecvec_node_t,2>(operation,branch);
							 | 
						|
								              else
							 | 
						|
								                  return synthesize_expression<assignment_vec_node_t,2>(operation,branch);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               parser_->set_synthesis_error("Invalid assignment operation.[1]");
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_assignment_operation_expression(const details::operator_type& operation,
							 | 
						|
								                                                                               expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if (details::is_variable_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               lodge_assignment(e_st_variable,branch[0]);
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                  \
							 | 
						|
								                  case op0 : return node_allocator_->                                                         \
							 | 
						|
								                                template allocate_rrr<typename details::assignment_op_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                           \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::e_addass,details::add_op)
							 | 
						|
								                  case_stmt(details::e_subass,details::sub_op)
							 | 
						|
								                  case_stmt(details::e_mulass,details::mul_op)
							 | 
						|
								                  case_stmt(details::e_divass,details::div_op)
							 | 
						|
								                  case_stmt(details::e_modass,details::mod_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_vector_elem_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                            \
							 | 
						|
								                  case op0 : return node_allocator_->                                                                   \
							 | 
						|
								                                 template allocate_rrr<typename details::assignment_vec_elem_op_node<Type,op1<Type> > > \
							 | 
						|
								                                    (operation,branch[0],branch[1]);                                                    \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::e_addass,details::add_op)
							 | 
						|
								                  case_stmt(details::e_subass,details::sub_op)
							 | 
						|
								                  case_stmt(details::e_mulass,details::mul_op)
							 | 
						|
								                  case_stmt(details::e_divass,details::div_op)
							 | 
						|
								                  case_stmt(details::e_modass,details::mod_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (details::is_vector_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               lodge_assignment(e_st_vector,branch[0]);
							 | 
						|
								
							 | 
						|
								               if (details::is_ivector_node(branch[1]))
							 | 
						|
								               {
							 | 
						|
								                  switch (operation)
							 | 
						|
								                  {
							 | 
						|
								                     #define case_stmt(op0,op1)                                                                         \
							 | 
						|
								                     case op0 : return node_allocator_->                                                                \
							 | 
						|
								                                   template allocate_rrr<typename details::assignment_vecvec_op_node<Type,op1<Type> > > \
							 | 
						|
								                                      (operation,branch[0],branch[1]);                                                  \
							 | 
						|
								
							 | 
						|
								                     case_stmt(details::e_addass,details::add_op)
							 | 
						|
								                     case_stmt(details::e_subass,details::sub_op)
							 | 
						|
								                     case_stmt(details::e_mulass,details::mul_op)
							 | 
						|
								                     case_stmt(details::e_divass,details::div_op)
							 | 
						|
								                     case_stmt(details::e_modass,details::mod_op)
							 | 
						|
								                     #undef case_stmt
							 | 
						|
								                     default : return error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  switch (operation)
							 | 
						|
								                  {
							 | 
						|
								                     #define case_stmt(op0,op1)                                                                      \
							 | 
						|
								                     case op0 : return node_allocator_->                                                             \
							 | 
						|
								                                   template allocate_rrr<typename details::assignment_vec_op_node<Type,op1<Type> > > \
							 | 
						|
								                                      (operation,branch[0],branch[1]);                                               \
							 | 
						|
								
							 | 
						|
								                     case_stmt(details::e_addass,details::add_op)
							 | 
						|
								                     case_stmt(details::e_subass,details::sub_op)
							 | 
						|
								                     case_stmt(details::e_mulass,details::mul_op)
							 | 
						|
								                     case_stmt(details::e_divass,details::div_op)
							 | 
						|
								                     case_stmt(details::e_modass,details::mod_op)
							 | 
						|
								                     #undef case_stmt
							 | 
						|
								                     default : return error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      (details::e_addass == operation) &&
							 | 
						|
								                      details::is_string_node(branch[0])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               typedef details::assignment_string_node<T,details::asn_addassignment> addass_t;
							 | 
						|
								
							 | 
						|
								               lodge_assignment(e_st_string,branch[0]);
							 | 
						|
								
							 | 
						|
								               return synthesize_expression<addass_t,2>(operation,branch);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               parser_->set_synthesis_error("Invalid assignment operation[2]");
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_veceqineq_operation_expression(const details::operator_type& operation,
							 | 
						|
								                                                                              expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const bool is_b0_ivec = details::is_ivector_node(branch[0]);
							 | 
						|
								            const bool is_b1_ivec = details::is_ivector_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            if (is_b0_ivec && is_b1_ivec)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                  \
							 | 
						|
								                  case op0 : return node_allocator_->                                                         \
							 | 
						|
								                                template allocate_rrr<typename details::eqineq_vecvec_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                           \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::  e_lt,details::  lt_op)
							 | 
						|
								                  case_stmt(details:: e_lte,details:: lte_op)
							 | 
						|
								                  case_stmt(details::  e_gt,details::  gt_op)
							 | 
						|
								                  case_stmt(details:: e_gte,details:: gte_op)
							 | 
						|
								                  case_stmt(details::  e_eq,details::  eq_op)
							 | 
						|
								                  case_stmt(details::  e_ne,details::  ne_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (is_b0_ivec && !is_b1_ivec)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                  \
							 | 
						|
								                  case op0 : return node_allocator_->                                                         \
							 | 
						|
								                                template allocate_rrr<typename details::eqineq_vecval_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                           \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::  e_lt,details::  lt_op)
							 | 
						|
								                  case_stmt(details:: e_lte,details:: lte_op)
							 | 
						|
								                  case_stmt(details::  e_gt,details::  gt_op)
							 | 
						|
								                  case_stmt(details:: e_gte,details:: gte_op)
							 | 
						|
								                  case_stmt(details::  e_eq,details::  eq_op)
							 | 
						|
								                  case_stmt(details::  e_ne,details::  ne_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (!is_b0_ivec && is_b1_ivec)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                  \
							 | 
						|
								                  case op0 : return node_allocator_->                                                         \
							 | 
						|
								                                template allocate_rrr<typename details::eqineq_valvec_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                           \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::  e_lt,details::  lt_op)
							 | 
						|
								                  case_stmt(details:: e_lte,details:: lte_op)
							 | 
						|
								                  case_stmt(details::  e_gt,details::  gt_op)
							 | 
						|
								                  case_stmt(details:: e_gte,details:: gte_op)
							 | 
						|
								                  case_stmt(details::  e_eq,details::  eq_op)
							 | 
						|
								                  case_stmt(details::  e_ne,details::  ne_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_vecarithmetic_operation_expression(const details::operator_type& operation,
							 | 
						|
								                                                                                  expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const bool is_b0_ivec = details::is_ivector_node(branch[0]);
							 | 
						|
								            const bool is_b1_ivec = details::is_ivector_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            #define vector_ops                        \
							 | 
						|
								            case_stmt(details::e_add,details::add_op) \
							 | 
						|
								            case_stmt(details::e_sub,details::sub_op) \
							 | 
						|
								            case_stmt(details::e_mul,details::mul_op) \
							 | 
						|
								            case_stmt(details::e_div,details::div_op) \
							 | 
						|
								            case_stmt(details::e_mod,details::mod_op) \
							 | 
						|
								
							 | 
						|
								            if (is_b0_ivec && is_b1_ivec)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                    \
							 | 
						|
								                  case op0 : return node_allocator_->                                                           \
							 | 
						|
								                                template allocate_rrr<typename details::vecarith_vecvec_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                             \
							 | 
						|
								
							 | 
						|
								                  vector_ops
							 | 
						|
								                  case_stmt(details::e_pow,details:: pow_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (is_b0_ivec && !is_b1_ivec)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                    \
							 | 
						|
								                  case op0 : return node_allocator_->                                                           \
							 | 
						|
								                                template allocate_rrr<typename details::vecarith_vecval_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                             \
							 | 
						|
								
							 | 
						|
								                  vector_ops
							 | 
						|
								                  case_stmt(details::e_pow,details:: pow_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (!is_b0_ivec && is_b1_ivec)
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                                    \
							 | 
						|
								                  case op0 : return node_allocator_->                                                           \
							 | 
						|
								                                template allocate_rrr<typename details::vecarith_valvec_node<Type,op1<Type> > > \
							 | 
						|
								                                   (operation,branch[0],branch[1]);                                             \
							 | 
						|
								
							 | 
						|
								                  vector_ops
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								
							 | 
						|
								            #undef vector_ops
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_swap_expression(expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const bool v0_is_ivar = details::is_ivariable_node(branch[0]);
							 | 
						|
								            const bool v1_is_ivar = details::is_ivariable_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            const bool v0_is_ivec = details::is_ivector_node(branch[0]);
							 | 
						|
								            const bool v1_is_ivec = details::is_ivector_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            const bool v0_is_str = details::is_generally_string_node(branch[0]);
							 | 
						|
								            const bool v1_is_str = details::is_generally_string_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            if (v0_is_ivar && v1_is_ivar)
							 | 
						|
								            {
							 | 
						|
								               typedef details::variable_node<T>* variable_node_ptr;
							 | 
						|
								
							 | 
						|
								               variable_node_ptr v0 = variable_node_ptr(0);
							 | 
						|
								               variable_node_ptr v1 = variable_node_ptr(0);
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    (0 != (v0 = dynamic_cast<variable_node_ptr>(branch[0]))) &&
							 | 
						|
								                    (0 != (v1 = dynamic_cast<variable_node_ptr>(branch[1])))
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  return node_allocator_->allocate<details::swap_node<T> >(v0,v1);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return node_allocator_->allocate<details::swap_generic_node<T> >(branch[0],branch[1]);
							 | 
						|
								            }
							 | 
						|
								            else if (v0_is_ivec && v1_is_ivec)
							 | 
						|
								            {
							 | 
						|
								               return node_allocator_->allocate<details::swap_vecvec_node<T> >(branch[0],branch[1]);
							 | 
						|
								            }
							 | 
						|
								            else if (v0_is_str && v1_is_str)
							 | 
						|
								            {
							 | 
						|
								               return node_allocator_->allocate<details::swap_string_node<T> >(branch[0],branch[1]);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               parser_->set_synthesis_error("Only variables, strings, vectors or vector elements can be swapped");
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_sc_andor
							 | 
						|
								         inline expression_node_ptr synthesize_shortcircuit_expression(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            if (details::is_constant_node(branch[0]))
							 | 
						|
								            {
							 | 
						|
								               if (
							 | 
						|
								                    (details::e_scand == operation) &&
							 | 
						|
								                    std::equal_to<T>()(T(0),branch[0]->value())
							 | 
						|
								                  )
							 | 
						|
								                  result = node_allocator_->allocate_c<literal_node_t>(T(0));
							 | 
						|
								               else if (
							 | 
						|
								                         (details::e_scor == operation) &&
							 | 
						|
								                         std::not_equal_to<T>()(T(0),branch[0]->value())
							 | 
						|
								                       )
							 | 
						|
								                  result = node_allocator_->allocate_c<literal_node_t>(T(1));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (details::is_constant_node(branch[1]) && (0 == result))
							 | 
						|
								            {
							 | 
						|
								               if (
							 | 
						|
								                    (details::e_scand == operation) &&
							 | 
						|
								                    std::equal_to<T>()(T(0),branch[1]->value())
							 | 
						|
								                  )
							 | 
						|
								                  result = node_allocator_->allocate_c<literal_node_t>(T(0));
							 | 
						|
								               else if (
							 | 
						|
								                         (details::e_scor == operation) &&
							 | 
						|
								                         std::not_equal_to<T>()(T(0),branch[1]->value())
							 | 
						|
								                       )
							 | 
						|
								                  result = node_allocator_->allocate_c<literal_node_t>(T(1));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (result)
							 | 
						|
								            {
							 | 
						|
								               free_node(*node_allocator_,branch[0]);
							 | 
						|
								               free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else if (details::e_scand == operation)
							 | 
						|
								               return synthesize_expression<scand_node_t,2>(operation,branch);
							 | 
						|
								            else if (details::e_scor == operation)
							 | 
						|
								               return synthesize_expression<scor_node_t,2>(operation,branch);
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								         #else
							 | 
						|
								         inline expression_node_ptr synthesize_shortcircuit_expression(const details::operator_type&, expression_node_ptr (&)[2])
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         #define basic_opr_switch_statements       \
							 | 
						|
								         case_stmt(details::e_add,details::add_op) \
							 | 
						|
								         case_stmt(details::e_sub,details::sub_op) \
							 | 
						|
								         case_stmt(details::e_mul,details::mul_op) \
							 | 
						|
								         case_stmt(details::e_div,details::div_op) \
							 | 
						|
								         case_stmt(details::e_mod,details::mod_op) \
							 | 
						|
								         case_stmt(details::e_pow,details::pow_op) \
							 | 
						|
								
							 | 
						|
								         #define extended_opr_switch_statements      \
							 | 
						|
								         case_stmt(details::  e_lt,details::  lt_op) \
							 | 
						|
								         case_stmt(details:: e_lte,details:: lte_op) \
							 | 
						|
								         case_stmt(details::  e_gt,details::  gt_op) \
							 | 
						|
								         case_stmt(details:: e_gte,details:: gte_op) \
							 | 
						|
								         case_stmt(details::  e_eq,details::  eq_op) \
							 | 
						|
								         case_stmt(details::  e_ne,details::  ne_op) \
							 | 
						|
								         case_stmt(details:: e_and,details:: and_op) \
							 | 
						|
								         case_stmt(details::e_nand,details::nand_op) \
							 | 
						|
								         case_stmt(details::  e_or,details::  or_op) \
							 | 
						|
								         case_stmt(details:: e_nor,details:: nor_op) \
							 | 
						|
								         case_stmt(details:: e_xor,details:: xor_op) \
							 | 
						|
								         case_stmt(details::e_xnor,details::xnor_op) \
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_cardinal_pow_optimisation
							 | 
						|
								         template <template <typename,typename> class IPowNode>
							 | 
						|
								         inline expression_node_ptr cardinal_pow_optimization_impl(const T& v, const unsigned int& p)
							 | 
						|
								         {
							 | 
						|
								            switch (p)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(cp)                                                     \
							 | 
						|
								               case cp : return node_allocator_->                                        \
							 | 
						|
								                            allocate<IPowNode<T,details::numeric::fast_exp<T,cp> > >(v); \
							 | 
						|
								
							 | 
						|
								               case_stmt( 1) case_stmt( 2) case_stmt( 3) case_stmt( 4)
							 | 
						|
								               case_stmt( 5) case_stmt( 6) case_stmt( 7) case_stmt( 8)
							 | 
						|
								               case_stmt( 9) case_stmt(10) case_stmt(11) case_stmt(12)
							 | 
						|
								               case_stmt(13) case_stmt(14) case_stmt(15) case_stmt(16)
							 | 
						|
								               case_stmt(17) case_stmt(18) case_stmt(19) case_stmt(20)
							 | 
						|
								               case_stmt(21) case_stmt(22) case_stmt(23) case_stmt(24)
							 | 
						|
								               case_stmt(25) case_stmt(26) case_stmt(27) case_stmt(28)
							 | 
						|
								               case_stmt(29) case_stmt(30) case_stmt(31) case_stmt(32)
							 | 
						|
								               case_stmt(33) case_stmt(34) case_stmt(35) case_stmt(36)
							 | 
						|
								               case_stmt(37) case_stmt(38) case_stmt(39) case_stmt(40)
							 | 
						|
								               case_stmt(41) case_stmt(42) case_stmt(43) case_stmt(44)
							 | 
						|
								               case_stmt(45) case_stmt(46) case_stmt(47) case_stmt(48)
							 | 
						|
								               case_stmt(49) case_stmt(50) case_stmt(51) case_stmt(52)
							 | 
						|
								               case_stmt(53) case_stmt(54) case_stmt(55) case_stmt(56)
							 | 
						|
								               case_stmt(57) case_stmt(58) case_stmt(59) case_stmt(60)
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr cardinal_pow_optimization(const T& v, const T& c)
							 | 
						|
								         {
							 | 
						|
								            const bool not_recipricol = (c >= T(0));
							 | 
						|
								            const int p = details::numeric::to_int32(details::numeric::abs(c));
							 | 
						|
								
							 | 
						|
								            if (0 == p)
							 | 
						|
								               return node_allocator_->allocate_c<literal_node_t>(T(1));
							 | 
						|
								            else if (std::equal_to<T>()(T(2),c))
							 | 
						|
								            {
							 | 
						|
								               return node_allocator_->
							 | 
						|
								                  template allocate_rr<typename details::vov_node<Type,details::mul_op<Type> > >(v,v);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               if (not_recipricol)
							 | 
						|
								                  return cardinal_pow_optimization_impl<details::ipow_node>(v,p);
							 | 
						|
								               else
							 | 
						|
								                  return cardinal_pow_optimization_impl<details::ipowinv_node>(v,p);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool cardinal_pow_optimizable(const details::operator_type& operation, const T& c)
							 | 
						|
								         {
							 | 
						|
								            return (details::e_pow == operation) && (details::numeric::abs(c) <= T(60)) && details::numeric::is_integer(c);
							 | 
						|
								         }
							 | 
						|
								         #else
							 | 
						|
								         inline expression_node_ptr cardinal_pow_optimization(T&, const T&)
							 | 
						|
								         {
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline bool cardinal_pow_optimizable(const details::operator_type&, const T&)
							 | 
						|
								         {
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         struct synthesize_binary_ext_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const bool left_neg  = is_neg_unary_node(branch[0]);
							 | 
						|
								               const bool right_neg = is_neg_unary_node(branch[1]);
							 | 
						|
								
							 | 
						|
								               if (left_neg && right_neg)
							 | 
						|
								               {
							 | 
						|
								                  if (
							 | 
						|
								                       (details::e_add == operation) ||
							 | 
						|
								                       (details::e_sub == operation) ||
							 | 
						|
								                       (details::e_mul == operation) ||
							 | 
						|
								                       (details::e_div == operation)
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     if (
							 | 
						|
								                          !expr_gen.parser_->simplify_unary_negation_branch(branch[0]) ||
							 | 
						|
								                          !expr_gen.parser_->simplify_unary_negation_branch(branch[1])
							 | 
						|
								                        )
							 | 
						|
								                     {
							 | 
						|
								                        details::free_all_nodes(*expr_gen.node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								                        return error_node();
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  switch (operation)
							 | 
						|
								                  {
							 | 
						|
								                                           // -f(x + 1) + -g(y + 1) --> -(f(x + 1) + g(y + 1))
							 | 
						|
								                     case details::e_add : return expr_gen(details::e_neg,
							 | 
						|
								                                              expr_gen.node_allocator_->
							 | 
						|
								                                                 template allocate<typename details::binary_ext_node<Type,details::add_op<Type> > >
							 | 
						|
								                                                    (branch[0],branch[1]));
							 | 
						|
								
							 | 
						|
								                                           // -f(x + 1) - -g(y + 1) --> g(y + 1) - f(x + 1)
							 | 
						|
								                     case details::e_sub : return expr_gen.node_allocator_->
							 | 
						|
								                                              template allocate<typename details::binary_ext_node<Type,details::sub_op<Type> > >
							 | 
						|
								                                                 (branch[1],branch[0]);
							 | 
						|
								
							 | 
						|
								                     default             : break;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (left_neg && !right_neg)
							 | 
						|
								               {
							 | 
						|
								                  if (
							 | 
						|
								                       (details::e_add == operation) ||
							 | 
						|
								                       (details::e_sub == operation) ||
							 | 
						|
								                       (details::e_mul == operation) ||
							 | 
						|
								                       (details::e_div == operation)
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     if (!expr_gen.parser_->simplify_unary_negation_branch(branch[0]))
							 | 
						|
								                     {
							 | 
						|
								                        details::free_all_nodes(*expr_gen.node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								                        return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                                              // -f(x + 1) + g(y + 1) --> g(y + 1) - f(x + 1)
							 | 
						|
								                        case details::e_add : return expr_gen.node_allocator_->
							 | 
						|
								                                                 template allocate<typename details::binary_ext_node<Type,details::sub_op<Type> > >
							 | 
						|
								                                                   (branch[1],branch[0]);
							 | 
						|
								
							 | 
						|
								                                              // -f(x + 1) - g(y + 1) --> -(f(x + 1) + g(y + 1))
							 | 
						|
								                        case details::e_sub : return expr_gen(details::e_neg,
							 | 
						|
								                                                 expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate<typename details::binary_ext_node<Type,details::add_op<Type> > >
							 | 
						|
								                                                       (branch[0],branch[1]));
							 | 
						|
								
							 | 
						|
								                                              // -f(x + 1) * g(y + 1) --> -(f(x + 1) * g(y + 1))
							 | 
						|
								                        case details::e_mul : return expr_gen(details::e_neg,
							 | 
						|
								                                                 expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate<typename details::binary_ext_node<Type,details::mul_op<Type> > >
							 | 
						|
								                                                       (branch[0],branch[1]));
							 | 
						|
								
							 | 
						|
								                                              // -f(x + 1) / g(y + 1) --> -(f(x + 1) / g(y + 1))
							 | 
						|
								                        case details::e_div : return expr_gen(details::e_neg,
							 | 
						|
								                                                 expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate<typename details::binary_ext_node<Type,details::div_op<Type> > >
							 | 
						|
								                                                       (branch[0],branch[1]));
							 | 
						|
								
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               else if (!left_neg && right_neg)
							 | 
						|
								               {
							 | 
						|
								                  if (
							 | 
						|
								                       (details::e_add == operation) ||
							 | 
						|
								                       (details::e_sub == operation) ||
							 | 
						|
								                       (details::e_mul == operation) ||
							 | 
						|
								                       (details::e_div == operation)
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     if (!expr_gen.parser_->simplify_unary_negation_branch(branch[1]))
							 | 
						|
								                     {
							 | 
						|
								                        details::free_all_nodes(*expr_gen.node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								                        return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                                              // f(x + 1) + -g(y + 1) --> f(x + 1) - g(y + 1)
							 | 
						|
								                        case details::e_add : return expr_gen.node_allocator_->
							 | 
						|
								                                                 template allocate<typename details::binary_ext_node<Type,details::sub_op<Type> > >
							 | 
						|
								                                                   (branch[0],branch[1]);
							 | 
						|
								
							 | 
						|
								                                              // f(x + 1) - - g(y + 1) --> f(x + 1) + g(y + 1)
							 | 
						|
								                        case details::e_sub : return expr_gen.node_allocator_->
							 | 
						|
								                                                 template allocate<typename details::binary_ext_node<Type,details::add_op<Type> > >
							 | 
						|
								                                                   (branch[0],branch[1]);
							 | 
						|
								
							 | 
						|
								                                              // f(x + 1) * -g(y + 1) --> -(f(x + 1) * g(y + 1))
							 | 
						|
								                        case details::e_mul : return expr_gen(details::e_neg,
							 | 
						|
								                                                 expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate<typename details::binary_ext_node<Type,details::mul_op<Type> > >
							 | 
						|
								                                                       (branch[0],branch[1]));
							 | 
						|
								
							 | 
						|
								                                              // f(x + 1) / -g(y + 1) --> -(f(x + 1) / g(y + 1))
							 | 
						|
								                        case details::e_div : return expr_gen(details::e_neg,
							 | 
						|
								                                                 expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate<typename details::binary_ext_node<Type,details::div_op<Type> > >
							 | 
						|
								                                                       (branch[0],branch[1]));
							 | 
						|
								
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                           \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                         \
							 | 
						|
								                                template allocate<typename details::binary_ext_node<Type,op1<Type> > > \
							 | 
						|
								                                   (branch[0],branch[1]);                                              \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vob_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type& v = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								
							 | 
						|
								               #ifndef exprtk_disable_enhanced_features
							 | 
						|
								               if (details::is_sf3ext_node(branch[1]))
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								                  if (synthesize_sf4ext_expression::template compile_right<vtype>(expr_gen,v,operation,branch[1],result))
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     return result;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               #endif
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    (details::e_mul == operation) ||
							 | 
						|
								                    (details::e_div == operation)
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  if (details::is_uv_node(branch[1]))
							 | 
						|
								                  {
							 | 
						|
								                     details::operator_type o = static_cast<details::uv_base_node<Type>*>(branch[1])->operation();
							 | 
						|
								
							 | 
						|
								                     if (details::e_neg == o)
							 | 
						|
								                     {
							 | 
						|
								                        const Type& v1 = static_cast<details::uv_base_node<Type>*>(branch[1])->v();
							 | 
						|
								
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								                        switch (operation)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_mul : return expr_gen(details::e_neg,
							 | 
						|
								                                                    expr_gen.node_allocator_->
							 | 
						|
								                                                       template allocate_rr<typename details::
							 | 
						|
								                                                          vov_node<Type,details::mul_op<Type> > >(v,v1));
							 | 
						|
								
							 | 
						|
								                           case details::e_div : return expr_gen(details::e_neg,
							 | 
						|
								                                                    expr_gen.node_allocator_->
							 | 
						|
								                                                       template allocate_rr<typename details::
							 | 
						|
								                                                          vov_node<Type,details::div_op<Type> > >(v,v1));
							 | 
						|
								
							 | 
						|
								                           default             : break;
							 | 
						|
								                        }
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_rc<typename details::vob_node<Type,op1<Type> > > \
							 | 
						|
								                                   (v,branch[1]);                                                  \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_bov_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type& v = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								
							 | 
						|
								               #ifndef exprtk_disable_enhanced_features
							 | 
						|
								               if (details::is_sf3ext_node(branch[0]))
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								                  if (synthesize_sf4ext_expression::template compile_left<vtype>(expr_gen,v,operation,branch[0],result))
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								                     return result;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               #endif
							 | 
						|
								
							 | 
						|
								               if (
							 | 
						|
								                    (details::e_add == operation) ||
							 | 
						|
								                    (details::e_sub == operation) ||
							 | 
						|
								                    (details::e_mul == operation) ||
							 | 
						|
								                    (details::e_div == operation)
							 | 
						|
								                  )
							 | 
						|
								               {
							 | 
						|
								                  if (details::is_uv_node(branch[0]))
							 | 
						|
								                  {
							 | 
						|
								                     details::operator_type o = static_cast<details::uv_base_node<Type>*>(branch[0])->operation();
							 | 
						|
								
							 | 
						|
								                     if (details::e_neg == o)
							 | 
						|
								                     {
							 | 
						|
								                        const Type& v0 = static_cast<details::uv_base_node<Type>*>(branch[0])->v();
							 | 
						|
								
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								                        switch (operation)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_add : return expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate_rr<typename details::
							 | 
						|
								                                                       vov_node<Type,details::sub_op<Type> > >(v,v0);
							 | 
						|
								
							 | 
						|
								                           case details::e_sub : return expr_gen(details::e_neg,
							 | 
						|
								                                                    expr_gen.node_allocator_->
							 | 
						|
								                                                       template allocate_rr<typename details::
							 | 
						|
								                                                          vov_node<Type,details::add_op<Type> > >(v0,v));
							 | 
						|
								
							 | 
						|
								                           case details::e_mul : return expr_gen(details::e_neg,
							 | 
						|
								                                                    expr_gen.node_allocator_->
							 | 
						|
								                                                       template allocate_rr<typename details::
							 | 
						|
								                                                          vov_node<Type,details::mul_op<Type> > >(v0,v));
							 | 
						|
								
							 | 
						|
								                           case details::e_div : return expr_gen(details::e_neg,
							 | 
						|
								                                                    expr_gen.node_allocator_->
							 | 
						|
								                                                       template allocate_rr<typename details::
							 | 
						|
								                                                          vov_node<Type,details::div_op<Type> > >(v0,v));
							 | 
						|
								                           default : break;
							 | 
						|
								                        }
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_cr<typename details::bov_node<Type,op1<Type> > > \
							 | 
						|
								                                   (branch[0],v);                                                  \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_cob_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type c = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								               if (details::is_cob_node(branch[1]))
							 | 
						|
								               {
							 | 
						|
								                  // Simplify expressions of the form:
							 | 
						|
								                  // 1. (1 * (2 * (3 * (4 * (5 * (6 * (7 * (8 * (9 + x))))))))) --> 40320 * (9 + x)
							 | 
						|
								                  // 2. (1 + (2 + (3 + (4 + (5 + (6 + (7 + (8 + (9 + x))))))))) --> 45 + x
							 | 
						|
								                  if (
							 | 
						|
								                       (operation == details::e_mul) ||
							 | 
						|
								                       (operation == details::e_add)
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     details::cob_base_node<Type>* cobnode = static_cast<details::cob_base_node<Type>*>(branch[1]);
							 | 
						|
								
							 | 
						|
								                     if (operation == cobnode->operation())
							 | 
						|
								                     {
							 | 
						|
								                        switch (operation)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_add : cobnode->set_c(c + cobnode->c()); break;
							 | 
						|
								                           case details::e_mul : cobnode->set_c(c * cobnode->c()); break;
							 | 
						|
								                           default             : return error_node();
							 | 
						|
								                        }
							 | 
						|
								
							 | 
						|
								                        return cobnode;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  if (operation == details::e_mul)
							 | 
						|
								                  {
							 | 
						|
								                     details::cob_base_node<Type>* cobnode = static_cast<details::cob_base_node<Type>*>(branch[1]);
							 | 
						|
								                     details::operator_type cob_opr = cobnode->operation();
							 | 
						|
								
							 | 
						|
								                     if (
							 | 
						|
								                          (details::e_div == cob_opr) ||
							 | 
						|
								                          (details::e_mul == cob_opr)
							 | 
						|
								                        )
							 | 
						|
								                     {
							 | 
						|
								                        switch (cob_opr)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_div : cobnode->set_c(c * cobnode->c()); break;
							 | 
						|
								                           case details::e_mul : cobnode->set_c(cobnode->c() / c); break;
							 | 
						|
								                           default             : return error_node();
							 | 
						|
								                        }
							 | 
						|
								
							 | 
						|
								                        return cobnode;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (operation == details::e_div)
							 | 
						|
								                  {
							 | 
						|
								                     details::cob_base_node<Type>* cobnode = static_cast<details::cob_base_node<Type>*>(branch[1]);
							 | 
						|
								                     details::operator_type cob_opr = cobnode->operation();
							 | 
						|
								
							 | 
						|
								                     if (
							 | 
						|
								                          (details::e_div == cob_opr) ||
							 | 
						|
								                          (details::e_mul == cob_opr)
							 | 
						|
								                        )
							 | 
						|
								                     {
							 | 
						|
								                        details::expression_node<Type>* new_cobnode = error_node();
							 | 
						|
								
							 | 
						|
								                        switch (cob_opr)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_div : new_cobnode = expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate_tt<typename details::cob_node<Type,details::mul_op<Type> > >
							 | 
						|
								                                                       (c / cobnode->c(),cobnode->move_branch(0));
							 | 
						|
								                                                 break;
							 | 
						|
								
							 | 
						|
								                           case details::e_mul : new_cobnode = expr_gen.node_allocator_->
							 | 
						|
								                                                    template allocate_tt<typename details::cob_node<Type,details::div_op<Type> > >
							 | 
						|
								                                                       (c / cobnode->c(),cobnode->move_branch(0));
							 | 
						|
								                                                 break;
							 | 
						|
								
							 | 
						|
								                           default             : return error_node();
							 | 
						|
								                        }
							 | 
						|
								
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								                        return new_cobnode;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               #ifndef exprtk_disable_enhanced_features
							 | 
						|
								               else if (details::is_sf3ext_node(branch[1]))
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								                  if (synthesize_sf4ext_expression::template compile_right<ctype>(expr_gen,c,operation,branch[1],result))
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								                     return result;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               #endif
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_tt<typename details::cob_node<Type,op1<Type> > > \
							 | 
						|
								                                   (c,branch[1]);                                                  \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_boc_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type c = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               if (details::is_boc_node(branch[0]))
							 | 
						|
								               {
							 | 
						|
								                  // Simplify expressions of the form:
							 | 
						|
								                  // 1. (((((((((x + 9) * 8) * 7) * 6) * 5) * 4) * 3) * 2) * 1) --> (x + 9) * 40320
							 | 
						|
								                  // 2. (((((((((x + 9) + 8) + 7) + 6) + 5) + 4) + 3) + 2) + 1) --> x + 45
							 | 
						|
								                  if (
							 | 
						|
								                       (operation == details::e_mul) ||
							 | 
						|
								                       (operation == details::e_add)
							 | 
						|
								                     )
							 | 
						|
								                  {
							 | 
						|
								                     details::boc_base_node<Type>* bocnode = static_cast<details::boc_base_node<Type>*>(branch[0]);
							 | 
						|
								
							 | 
						|
								                     if (operation == bocnode->operation())
							 | 
						|
								                     {
							 | 
						|
								                        switch (operation)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_add : bocnode->set_c(c + bocnode->c()); break;
							 | 
						|
								                           case details::e_mul : bocnode->set_c(c * bocnode->c()); break;
							 | 
						|
								                           default             : return error_node();
							 | 
						|
								                        }
							 | 
						|
								
							 | 
						|
								                        return bocnode;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (operation == details::e_div)
							 | 
						|
								                  {
							 | 
						|
								                     details::boc_base_node<Type>* bocnode = static_cast<details::boc_base_node<Type>*>(branch[0]);
							 | 
						|
								                     details::operator_type boc_opr = bocnode->operation();
							 | 
						|
								
							 | 
						|
								                     if (
							 | 
						|
								                          (details::e_div == boc_opr) ||
							 | 
						|
								                          (details::e_mul == boc_opr)
							 | 
						|
								                        )
							 | 
						|
								                     {
							 | 
						|
								                        switch (boc_opr)
							 | 
						|
								                        {
							 | 
						|
								                           case details::e_div : bocnode->set_c(c * bocnode->c()); break;
							 | 
						|
								                           case details::e_mul : bocnode->set_c(bocnode->c() / c); break;
							 | 
						|
								                           default             : return error_node();
							 | 
						|
								                        }
							 | 
						|
								
							 | 
						|
								                        return bocnode;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               #ifndef exprtk_disable_enhanced_features
							 | 
						|
								               if (details::is_sf3ext_node(branch[0]))
							 | 
						|
								               {
							 | 
						|
								                  expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								                  if (synthesize_sf4ext_expression::template compile_left<ctype>(expr_gen,c,operation,branch[0],result))
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								                     return result;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								               #endif
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_cr<typename details::boc_node<Type,op1<Type> > > \
							 | 
						|
								                                   (branch[0],c);                                                  \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_cocob_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               // (cob) o c --> cob
							 | 
						|
								               if (details::is_cob_node(branch[0]))
							 | 
						|
								               {
							 | 
						|
								                  details::cob_base_node<Type>* cobnode = static_cast<details::cob_base_node<Type>*>(branch[0]);
							 | 
						|
								                  const Type c = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								
							 | 
						|
								                  bool op_addsub = (details::e_add == cobnode->operation()) ||
							 | 
						|
								                                   (details::e_sub == cobnode->operation());
							 | 
						|
								
							 | 
						|
								                  if (op_addsub)
							 | 
						|
								                  {
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : cobnode->set_c(cobnode->c() + c); break;
							 | 
						|
								                        case details::e_sub : cobnode->set_c(cobnode->c() - c); break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     result = cobnode;
							 | 
						|
								
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_mul == cobnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_mul : cobnode->set_c(cobnode->c() * c); break;
							 | 
						|
								                        case details::e_div : cobnode->set_c(cobnode->c() / c); break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     result = cobnode;
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_div == cobnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_mul == operation)
							 | 
						|
								                     {
							 | 
						|
								                        cobnode->set_c(cobnode->c() * c);
							 | 
						|
								                        result = cobnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_div == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::div_op<Type> > >
							 | 
						|
								                                       (cobnode->c() / c,cobnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  if (result)
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               // c o (cob) --> cob
							 | 
						|
								               else if (details::is_cob_node(branch[1]))
							 | 
						|
								               {
							 | 
						|
								                  details::cob_base_node<Type>* cobnode = static_cast<details::cob_base_node<Type>*>(branch[1]);
							 | 
						|
								                  const Type c = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								
							 | 
						|
								                  if (details::e_add == cobnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_add == operation)
							 | 
						|
								                     {
							 | 
						|
								                        cobnode->set_c(c + cobnode->c());
							 | 
						|
								                        result = cobnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_sub == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::sub_op<Type> > >
							 | 
						|
								                                       (c - cobnode->c(),cobnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_sub == cobnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_add == operation)
							 | 
						|
								                     {
							 | 
						|
								                        cobnode->set_c(c + cobnode->c());
							 | 
						|
								                        result = cobnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_sub == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::add_op<Type> > >
							 | 
						|
								                                       (c - cobnode->c(),cobnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_mul == cobnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_mul == operation)
							 | 
						|
								                     {
							 | 
						|
								                        cobnode->set_c(c * cobnode->c());
							 | 
						|
								                        result = cobnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_div == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::div_op<Type> > >
							 | 
						|
								                                       (c / cobnode->c(),cobnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_div == cobnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_mul == operation)
							 | 
						|
								                     {
							 | 
						|
								                        cobnode->set_c(c * cobnode->c());
							 | 
						|
								                        result = cobnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_div == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::mul_op<Type> > >
							 | 
						|
								                                       (c / cobnode->c(),cobnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  if (result)
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_coboc_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               // (boc) o c --> boc
							 | 
						|
								               if (details::is_boc_node(branch[0]))
							 | 
						|
								               {
							 | 
						|
								                  details::boc_base_node<Type>* bocnode = static_cast<details::boc_base_node<Type>*>(branch[0]);
							 | 
						|
								                  const Type c = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								
							 | 
						|
								                  if (details::e_add == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : bocnode->set_c(bocnode->c() + c); break;
							 | 
						|
								                        case details::e_sub : bocnode->set_c(bocnode->c() - c); break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     result = bocnode;
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_mul == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_mul : bocnode->set_c(bocnode->c() * c); break;
							 | 
						|
								                        case details::e_div : bocnode->set_c(bocnode->c() / c); break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     result = bocnode;
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_sub == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_add == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::boc_node<Type,details::add_op<Type> > >
							 | 
						|
								                                       (bocnode->move_branch(0),c - bocnode->c());
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_sub == operation)
							 | 
						|
								                     {
							 | 
						|
								                        bocnode->set_c(bocnode->c() + c);
							 | 
						|
								                        result = bocnode;
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_div == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     switch (operation)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_div : bocnode->set_c(bocnode->c() * c); break;
							 | 
						|
								                        case details::e_mul : bocnode->set_c(bocnode->c() / c); break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     result = bocnode;
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  if (result)
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               // c o (boc) --> boc
							 | 
						|
								               else if (details::is_boc_node(branch[1]))
							 | 
						|
								               {
							 | 
						|
								                  details::boc_base_node<Type>* bocnode = static_cast<details::boc_base_node<Type>*>(branch[1]);
							 | 
						|
								                  const Type c = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								
							 | 
						|
								                  if (details::e_add == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_add == operation)
							 | 
						|
								                     {
							 | 
						|
								                        bocnode->set_c(c + bocnode->c());
							 | 
						|
								                        result = bocnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_sub == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::sub_op<Type> > >
							 | 
						|
								                                       (c - bocnode->c(),bocnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_sub == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_add == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::boc_node<Type,details::add_op<Type> > >
							 | 
						|
								                                       (bocnode->move_branch(0),c - bocnode->c());
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_sub == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::sub_op<Type> > >
							 | 
						|
								                                       (c + bocnode->c(),bocnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_mul == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_mul == operation)
							 | 
						|
								                     {
							 | 
						|
								                        bocnode->set_c(c * bocnode->c());
							 | 
						|
								                        result = bocnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_div == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::div_op<Type> > >
							 | 
						|
								                                       (c / bocnode->c(),bocnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								                  else if (details::e_div == bocnode->operation())
							 | 
						|
								                  {
							 | 
						|
								                     if (details::e_mul == operation)
							 | 
						|
								                     {
							 | 
						|
								                        bocnode->set_c(bocnode->c() / c);
							 | 
						|
								                        result = bocnode;
							 | 
						|
								                     }
							 | 
						|
								                     else if (details::e_div == operation)
							 | 
						|
								                     {
							 | 
						|
								                        result = expr_gen.node_allocator_->
							 | 
						|
								                                    template allocate_tt<typename details::cob_node<Type,details::div_op<Type> > >
							 | 
						|
								                                       (c * bocnode->c(),bocnode->move_branch(0));
							 | 
						|
								                        free_node(*expr_gen.node_allocator_,branch[1]);
							 | 
						|
								                     }
							 | 
						|
								                  }
							 | 
						|
								
							 | 
						|
								                  if (result)
							 | 
						|
								                  {
							 | 
						|
								                     free_node(*expr_gen.node_allocator_,branch[0]);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_enhanced_features
							 | 
						|
								         inline bool synthesize_expression(const details::operator_type& operation,
							 | 
						|
								                                           expression_node_ptr (&branch)[2],
							 | 
						|
								                                           expression_node_ptr& result)
							 | 
						|
								         {
							 | 
						|
								            result = error_node();
							 | 
						|
								
							 | 
						|
								            if (!operation_optimizable(operation))
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            const std::string node_id = branch_to_id(branch);
							 | 
						|
								            typename synthesize_map_t::iterator itr = synthesize_map_.find(node_id);
							 | 
						|
								
							 | 
						|
								            if (synthesize_map_.end() != itr)
							 | 
						|
								            {
							 | 
						|
								               result = itr->second(*this,operation,branch);
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         struct synthesize_vov_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type& v1 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_rr<typename details::vov_node<Type,op1<Type> > > \
							 | 
						|
								                                   (v1,v2);                                                        \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_cov_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type  c = static_cast<details::literal_node<Type>*> (branch[0])->value();
							 | 
						|
								               const Type& v = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_cr<typename details::cov_node<Type,op1<Type> > > \
							 | 
						|
								                                   (c,v);                                                          \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_voc_expression
							 | 
						|
								         {
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               const Type& v = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type  c = static_cast<details::literal_node<Type>*> (branch[1])->value();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               if (expr_gen.cardinal_pow_optimizable(operation,c))
							 | 
						|
								               {
							 | 
						|
								                  if (std::equal_to<T>()(T(1),c))
							 | 
						|
								                     return branch[0];
							 | 
						|
								                  else
							 | 
						|
								                     return expr_gen.cardinal_pow_optimization(v,c);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                       \
							 | 
						|
								                  case op0 : return expr_gen.node_allocator_->                                     \
							 | 
						|
								                                template allocate_rc<typename details::voc_node<Type,op1<Type> > > \
							 | 
						|
								                                   (v,c);                                                          \
							 | 
						|
								
							 | 
						|
								                  basic_opr_switch_statements
							 | 
						|
								                  extended_opr_switch_statements
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_sf3ext_expression
							 | 
						|
								         {
							 | 
						|
								            template <typename T0, typename T1, typename T2>
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& sf3opr,
							 | 
						|
								                                                      T0 t0, T1 t1, T2 t2)
							 | 
						|
								            {
							 | 
						|
								               switch (sf3opr)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                          \
							 | 
						|
								                  case op0 : return details::T0oT1oT2_sf3ext<T,T0,T1,T2,op1<Type> >:: \
							 | 
						|
								                                allocate(*(expr_gen.node_allocator_),t0,t1,t2);       \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::e_sf00,details::sf00_op) case_stmt(details::e_sf01,details::sf01_op)
							 | 
						|
								                  case_stmt(details::e_sf02,details::sf02_op) case_stmt(details::e_sf03,details::sf03_op)
							 | 
						|
								                  case_stmt(details::e_sf04,details::sf04_op) case_stmt(details::e_sf05,details::sf05_op)
							 | 
						|
								                  case_stmt(details::e_sf06,details::sf06_op) case_stmt(details::e_sf07,details::sf07_op)
							 | 
						|
								                  case_stmt(details::e_sf08,details::sf08_op) case_stmt(details::e_sf09,details::sf09_op)
							 | 
						|
								                  case_stmt(details::e_sf10,details::sf10_op) case_stmt(details::e_sf11,details::sf11_op)
							 | 
						|
								                  case_stmt(details::e_sf12,details::sf12_op) case_stmt(details::e_sf13,details::sf13_op)
							 | 
						|
								                  case_stmt(details::e_sf14,details::sf14_op) case_stmt(details::e_sf15,details::sf15_op)
							 | 
						|
								                  case_stmt(details::e_sf16,details::sf16_op) case_stmt(details::e_sf17,details::sf17_op)
							 | 
						|
								                  case_stmt(details::e_sf18,details::sf18_op) case_stmt(details::e_sf19,details::sf19_op)
							 | 
						|
								                  case_stmt(details::e_sf20,details::sf20_op) case_stmt(details::e_sf21,details::sf21_op)
							 | 
						|
								                  case_stmt(details::e_sf22,details::sf22_op) case_stmt(details::e_sf23,details::sf23_op)
							 | 
						|
								                  case_stmt(details::e_sf24,details::sf24_op) case_stmt(details::e_sf25,details::sf25_op)
							 | 
						|
								                  case_stmt(details::e_sf26,details::sf26_op) case_stmt(details::e_sf27,details::sf27_op)
							 | 
						|
								                  case_stmt(details::e_sf28,details::sf28_op) case_stmt(details::e_sf29,details::sf29_op)
							 | 
						|
								                  case_stmt(details::e_sf30,details::sf30_op)
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2>
							 | 
						|
								            static inline bool compile(expression_generator<Type>& expr_gen, const std::string& id,
							 | 
						|
								                                       T0 t0, T1 t1, T2 t2,
							 | 
						|
								                                       expression_node_ptr& result)
							 | 
						|
								            {
							 | 
						|
								               details::operator_type sf3opr;
							 | 
						|
								
							 | 
						|
								               if (!expr_gen.sf3_optimizable(id,sf3opr))
							 | 
						|
								                  return false;
							 | 
						|
								               else
							 | 
						|
								                  result = synthesize_sf3ext_expression::template process<T0,T1,T2>(expr_gen,sf3opr,t0,t1,t2);
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_sf4ext_expression
							 | 
						|
								         {
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& sf4opr,
							 | 
						|
								                                                      T0 t0, T1 t1, T2 t2, T3 t3)
							 | 
						|
								            {
							 | 
						|
								               switch (sf4opr)
							 | 
						|
								               {
							 | 
						|
								                  #define case_stmt(op0,op1)                                                   \
							 | 
						|
								                  case op0 : return details::T0oT1oT2oT3_sf4ext<Type,T0,T1,T2,T3,op1<Type> >:: \
							 | 
						|
								                                allocate(*(expr_gen.node_allocator_),t0,t1,t2,t3);             \
							 | 
						|
								
							 | 
						|
								                  case_stmt(details::e_sf48,details::sf48_op) case_stmt(details::e_sf49,details::sf49_op)
							 | 
						|
								                  case_stmt(details::e_sf50,details::sf50_op) case_stmt(details::e_sf51,details::sf51_op)
							 | 
						|
								                  case_stmt(details::e_sf52,details::sf52_op) case_stmt(details::e_sf53,details::sf53_op)
							 | 
						|
								                  case_stmt(details::e_sf54,details::sf54_op) case_stmt(details::e_sf55,details::sf55_op)
							 | 
						|
								                  case_stmt(details::e_sf56,details::sf56_op) case_stmt(details::e_sf57,details::sf57_op)
							 | 
						|
								                  case_stmt(details::e_sf58,details::sf58_op) case_stmt(details::e_sf59,details::sf59_op)
							 | 
						|
								                  case_stmt(details::e_sf60,details::sf60_op) case_stmt(details::e_sf61,details::sf61_op)
							 | 
						|
								                  case_stmt(details::e_sf62,details::sf62_op) case_stmt(details::e_sf63,details::sf63_op)
							 | 
						|
								                  case_stmt(details::e_sf64,details::sf64_op) case_stmt(details::e_sf65,details::sf65_op)
							 | 
						|
								                  case_stmt(details::e_sf66,details::sf66_op) case_stmt(details::e_sf67,details::sf67_op)
							 | 
						|
								                  case_stmt(details::e_sf68,details::sf68_op) case_stmt(details::e_sf69,details::sf69_op)
							 | 
						|
								                  case_stmt(details::e_sf70,details::sf70_op) case_stmt(details::e_sf71,details::sf71_op)
							 | 
						|
								                  case_stmt(details::e_sf72,details::sf72_op) case_stmt(details::e_sf73,details::sf73_op)
							 | 
						|
								                  case_stmt(details::e_sf74,details::sf74_op) case_stmt(details::e_sf75,details::sf75_op)
							 | 
						|
								                  case_stmt(details::e_sf76,details::sf76_op) case_stmt(details::e_sf77,details::sf77_op)
							 | 
						|
								                  case_stmt(details::e_sf78,details::sf78_op) case_stmt(details::e_sf79,details::sf79_op)
							 | 
						|
								                  case_stmt(details::e_sf80,details::sf80_op) case_stmt(details::e_sf81,details::sf81_op)
							 | 
						|
								                  case_stmt(details::e_sf82,details::sf82_op) case_stmt(details::e_sf83,details::sf83_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext00,details::sfext00_op) case_stmt(details::e_sf4ext01,details::sfext01_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext02,details::sfext02_op) case_stmt(details::e_sf4ext03,details::sfext03_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext04,details::sfext04_op) case_stmt(details::e_sf4ext05,details::sfext05_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext06,details::sfext06_op) case_stmt(details::e_sf4ext07,details::sfext07_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext08,details::sfext08_op) case_stmt(details::e_sf4ext09,details::sfext09_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext10,details::sfext10_op) case_stmt(details::e_sf4ext11,details::sfext11_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext12,details::sfext12_op) case_stmt(details::e_sf4ext13,details::sfext13_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext14,details::sfext14_op) case_stmt(details::e_sf4ext15,details::sfext15_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext16,details::sfext16_op) case_stmt(details::e_sf4ext17,details::sfext17_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext18,details::sfext18_op) case_stmt(details::e_sf4ext19,details::sfext19_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext20,details::sfext20_op) case_stmt(details::e_sf4ext21,details::sfext21_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext22,details::sfext22_op) case_stmt(details::e_sf4ext23,details::sfext23_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext24,details::sfext24_op) case_stmt(details::e_sf4ext25,details::sfext25_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext26,details::sfext26_op) case_stmt(details::e_sf4ext27,details::sfext27_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext28,details::sfext28_op) case_stmt(details::e_sf4ext29,details::sfext29_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext30,details::sfext30_op) case_stmt(details::e_sf4ext31,details::sfext31_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext32,details::sfext32_op) case_stmt(details::e_sf4ext33,details::sfext33_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext34,details::sfext34_op) case_stmt(details::e_sf4ext35,details::sfext35_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext36,details::sfext36_op) case_stmt(details::e_sf4ext37,details::sfext37_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext38,details::sfext38_op) case_stmt(details::e_sf4ext39,details::sfext39_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext40,details::sfext40_op) case_stmt(details::e_sf4ext41,details::sfext41_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext42,details::sfext42_op) case_stmt(details::e_sf4ext43,details::sfext43_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext44,details::sfext44_op) case_stmt(details::e_sf4ext45,details::sfext45_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext46,details::sfext46_op) case_stmt(details::e_sf4ext47,details::sfext47_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext48,details::sfext48_op) case_stmt(details::e_sf4ext49,details::sfext49_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext50,details::sfext50_op) case_stmt(details::e_sf4ext51,details::sfext51_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext52,details::sfext52_op) case_stmt(details::e_sf4ext53,details::sfext53_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext54,details::sfext54_op) case_stmt(details::e_sf4ext55,details::sfext55_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext56,details::sfext56_op) case_stmt(details::e_sf4ext57,details::sfext57_op)
							 | 
						|
								                  case_stmt(details::e_sf4ext58,details::sfext58_op) case_stmt(details::e_sf4ext59,details::sfext59_op)
							 | 
						|
								
							 | 
						|
								                  #undef case_stmt
							 | 
						|
								                  default : return error_node();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename T0, typename T1, typename T2, typename T3>
							 | 
						|
								            static inline bool compile(expression_generator<Type>& expr_gen, const std::string& id,
							 | 
						|
								                                       T0 t0, T1 t1, T2 t2, T3 t3,
							 | 
						|
								                                       expression_node_ptr& result)
							 | 
						|
								            {
							 | 
						|
								               details::operator_type sf4opr;
							 | 
						|
								
							 | 
						|
								               if (!expr_gen.sf4_optimizable(id,sf4opr))
							 | 
						|
								                  return false;
							 | 
						|
								               else
							 | 
						|
								                  result = synthesize_sf4ext_expression::template process<T0,T1,T2,T3>(expr_gen,sf4opr,t0,t1,t2,t3);
							 | 
						|
								
							 | 
						|
								               return true;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            // T o (sf3ext)
							 | 
						|
								            template <typename ExternalType>
							 | 
						|
								            static inline bool compile_right(expression_generator<Type>& expr_gen,
							 | 
						|
								                                             ExternalType t,
							 | 
						|
								                                             const details::operator_type& operation,
							 | 
						|
								                                             expression_node_ptr& sf3node,
							 | 
						|
								                                             expression_node_ptr& result)
							 | 
						|
								            {
							 | 
						|
								               if (!details::is_sf3ext_node(sf3node))
							 | 
						|
								                  return false;
							 | 
						|
								
							 | 
						|
								               typedef details::T0oT1oT2_base_node<Type>* sf3ext_base_ptr;
							 | 
						|
								
							 | 
						|
								               sf3ext_base_ptr n = static_cast<sf3ext_base_ptr>(sf3node);
							 | 
						|
								               std::string id = "t" + expr_gen.to_str(operation) + "(" + n->type_id() + ")";
							 | 
						|
								
							 | 
						|
								               switch (n->type())
							 | 
						|
								               {
							 | 
						|
								                  case details::expression_node<Type>::e_covoc : return compile_right_impl
							 | 
						|
								                                                                    <typename covoc_t::sf3_type_node,ExternalType,ctype,vtype,ctype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_covov : return compile_right_impl
							 | 
						|
								                                                                    <typename covov_t::sf3_type_node,ExternalType,ctype,vtype,vtype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_vocov : return compile_right_impl
							 | 
						|
								                                                                    <typename vocov_t::sf3_type_node,ExternalType,vtype,ctype,vtype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_vovoc : return compile_right_impl
							 | 
						|
								                                                                    <typename vovoc_t::sf3_type_node,ExternalType,vtype,vtype,ctype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_vovov : return compile_right_impl
							 | 
						|
								                                                                    <typename vovov_t::sf3_type_node,ExternalType,vtype,vtype,vtype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  default                                      : return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            // (sf3ext) o T
							 | 
						|
								            template <typename ExternalType>
							 | 
						|
								            static inline bool compile_left(expression_generator<Type>& expr_gen,
							 | 
						|
								                                            ExternalType t,
							 | 
						|
								                                            const details::operator_type& operation,
							 | 
						|
								                                            expression_node_ptr& sf3node,
							 | 
						|
								                                            expression_node_ptr& result)
							 | 
						|
								            {
							 | 
						|
								               if (!details::is_sf3ext_node(sf3node))
							 | 
						|
								                  return false;
							 | 
						|
								
							 | 
						|
								               typedef details::T0oT1oT2_base_node<Type>* sf3ext_base_ptr;
							 | 
						|
								
							 | 
						|
								               sf3ext_base_ptr n = static_cast<sf3ext_base_ptr>(sf3node);
							 | 
						|
								               std::string id = "(" + n->type_id() + ")" + expr_gen.to_str(operation) + "t";
							 | 
						|
								
							 | 
						|
								               switch (n->type())
							 | 
						|
								               {
							 | 
						|
								                  case details::expression_node<Type>::e_covoc : return compile_left_impl
							 | 
						|
								                                                                    <typename covoc_t::sf3_type_node,ExternalType,ctype,vtype,ctype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_covov : return compile_left_impl
							 | 
						|
								                                                                    <typename covov_t::sf3_type_node,ExternalType,ctype,vtype,vtype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_vocov : return compile_left_impl
							 | 
						|
								                                                                    <typename vocov_t::sf3_type_node,ExternalType,vtype,ctype,vtype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_vovoc : return compile_left_impl
							 | 
						|
								                                                                    <typename vovoc_t::sf3_type_node,ExternalType,vtype,vtype,ctype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  case details::expression_node<Type>::e_vovov : return compile_left_impl
							 | 
						|
								                                                                    <typename vovov_t::sf3_type_node,ExternalType,vtype,vtype,vtype>
							 | 
						|
								                                                                       (expr_gen,id,t,sf3node,result);
							 | 
						|
								
							 | 
						|
								                  default                                      : return false;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename SF3TypeNode, typename ExternalType, typename T0, typename T1, typename T2>
							 | 
						|
								            static inline bool compile_right_impl(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                  const std::string& id,
							 | 
						|
								                                                  ExternalType t,
							 | 
						|
								                                                  expression_node_ptr& node,
							 | 
						|
								                                                  expression_node_ptr& result)
							 | 
						|
								            {
							 | 
						|
								               SF3TypeNode* n = dynamic_cast<SF3TypeNode*>(node);
							 | 
						|
								
							 | 
						|
								               if (n)
							 | 
						|
								               {
							 | 
						|
								                  T0 t0 = n->t0();
							 | 
						|
								                  T1 t1 = n->t1();
							 | 
						|
								                  T2 t2 = n->t2();
							 | 
						|
								
							 | 
						|
								                  return synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<ExternalType,T0,T1,T2>(expr_gen,id,t,t0,t1,t2,result);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            template <typename SF3TypeNode, typename ExternalType, typename T0, typename T1, typename T2>
							 | 
						|
								            static inline bool compile_left_impl(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                 const std::string& id,
							 | 
						|
								                                                 ExternalType t,
							 | 
						|
								                                                 expression_node_ptr& node,
							 | 
						|
								                                                 expression_node_ptr& result)
							 | 
						|
								            {
							 | 
						|
								               SF3TypeNode* n = dynamic_cast<SF3TypeNode*>(node);
							 | 
						|
								
							 | 
						|
								               if (n)
							 | 
						|
								               {
							 | 
						|
								                  T0 t0 = n->t0();
							 | 
						|
								                  T1 t1 = n->t1();
							 | 
						|
								                  T2 t2 = n->t2();
							 | 
						|
								
							 | 
						|
								                  return synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<T0,T1,T2,ExternalType>(expr_gen,id,t0,t1,t2,t,result);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return false;
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovov_t::type0 node_type;
							 | 
						|
								            typedef typename vovov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 v1) o1 (v2)
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const Type& v0 = vov->v0();
							 | 
						|
								               const Type& v1 = vov->v1();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = vov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / v1) / v2 --> (vovov) v0 / (v1 * v2)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,vtype>(expr_gen,"t/(t*t)",v0,v1,v2,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) / v2 --> (vovov) v0 / (v1 * v2)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,vtype,vtype>(expr_gen,id(expr_gen,o0,o1),v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovov_t::type1 node_type;
							 | 
						|
								            typedef typename vovov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0) o0 (v1 o1 v2)
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vov->v0();
							 | 
						|
								               const Type& v2 = vov->v1();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = vov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // v0 / (v1 / v2) --> (vovov) (v0 * v2) / v1
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,vtype>(expr_gen,"(t*t)/t",v0,v2,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("v0 / (v1 / v2) --> (vovov) (v0 * v2) / v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,vtype,vtype>(expr_gen,id(expr_gen,o0,o1),v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovoc_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovoc_t::type0 node_type;
							 | 
						|
								            typedef typename vovoc_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 v1) o1 (c)
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const Type& v0 = vov->v0();
							 | 
						|
								               const Type& v1 = vov->v1();
							 | 
						|
								               const Type   c = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = vov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / v1) / c --> (vovoc) v0 / (v1 * c)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype>(expr_gen,"t/(t*t)",v0,v1,c,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) / c --> (vovoc) v0 / (v1 * c)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,vtype,ctype>(expr_gen,id(expr_gen,o0,o1),v0,v1,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovoc_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovoc_t::type1 node_type;
							 | 
						|
								            typedef typename vovoc_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0) o0 (v1 o1 c)
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<const details::voc_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = voc->v();
							 | 
						|
								               const Type   c = voc->c();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = voc->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // v0 / (v1 / c) --> (vocov) (v0 * c) / v1
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,ctype,vtype>(expr_gen,"(t*t)/t",v0,c,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("v0 / (v1 / c) --> (vocov) (v0 * c) / v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,vtype,ctype>(expr_gen,id(expr_gen,o0,o1),v0,v1,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocov_t::type0 node_type;
							 | 
						|
								            typedef typename vocov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 c) o1 (v1)
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[0]);
							 | 
						|
								               const Type& v0 = voc->v();
							 | 
						|
								               const Type   c = voc->c();
							 | 
						|
								               const Type& v1 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = voc->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / c) / v1 --> (vovoc) v0 / (v1 * c)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype>(expr_gen,"t/(t*t)",v0,v1,c,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c) / v1 --> (vovoc) v0 / (v1 * c)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,ctype,vtype>(expr_gen,id(expr_gen,o0,o1),v0,c,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocov_t::type1 node_type;
							 | 
						|
								            typedef typename vocov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0) o0 (c o1 v1)
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type   c = cov->c();
							 | 
						|
								               const Type& v1 = cov->v();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = cov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // v0 / (c / v1) --> (vovoc) (v0 * v1) / c
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype>(expr_gen,"(t*t)/t",v0,v1,c,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("v0 / (c / v1) --> (vovoc) (v0 * v1) / c\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,ctype,vtype>(expr_gen,id(expr_gen,o0,o1),v0,c,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename covov_t::type0 node_type;
							 | 
						|
								            typedef typename covov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c o0 v0) o1 (v1)
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const Type   c = cov->c();
							 | 
						|
								               const Type& v0 = cov->v();
							 | 
						|
								               const Type& v1 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = cov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c / v0) / v1 --> (covov) c / (v0 * v1)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t/(t*t)",c,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c / v0) / v1 --> (covov) c / (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<ctype,vtype,vtype>(expr_gen,id(expr_gen,o0,o1),c,v0,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename covov_t::type1 node_type;
							 | 
						|
								            typedef typename covov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c) o0 (v0 o1 v1)
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type   c = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vov->v0();
							 | 
						|
								               const Type& v1 = vov->v1();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = vov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // c / (v0 / v1) --> (covov) (c * v1) / v0
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",c,v1,v0,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("c / (v0 / v1) --> (covov) (c * v1) / v0\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<ctype,vtype,vtype>(expr_gen,id(expr_gen,o0,o1),c,v0,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen, const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covoc_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename covoc_t::type0 node_type;
							 | 
						|
								            typedef typename covoc_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c0 o0 v) o1 (c1)
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const Type  c0 = cov->c();
							 | 
						|
								               const Type&  v = cov->v();
							 | 
						|
								               const Type  c1 = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = cov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c0 + v) + c1 --> (cov) (c0 + c1) + v
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 + v) + c1 --> (cov) (c0 + c1) + v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::add_op<Type> > >(c0 + c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 + v) - c1 --> (cov) (c0 - c1) + v
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 + v) - c1 --> (cov) (c0 - c1) + v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::add_op<Type> > >(c0 - c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 - v) + c1 --> (cov) (c0 + c1) - v
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 - v) + c1 --> (cov) (c0 + c1) - v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::sub_op<Type> > >(c0 + c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 - v) - c1 --> (cov) (c0 - c1) - v
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 - v) - c1 --> (cov) (c0 - c1) - v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::sub_op<Type> > >(c0 - c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v) * c1 --> (cov) (c0 * c1) * v
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 * v) * c1 --> (cov) (c0 * c1) * v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::mul_op<Type> > >(c0 * c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v) / c1 --> (cov) (c0 / c1) * v
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 * v) / c1 --> (cov) (c0 / c1) * v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::mul_op<Type> > >(c0 / c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v) * c1 --> (cov) (c0 * c1) / v
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 / v) * c1 --> (cov) (c0 * c1) / v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::div_op<Type> > >(c0 * c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v) / c1 --> (cov) (c0 / c1) / v
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0 / v) / c1 --> (cov) (c0 / c1) / v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::div_op<Type> > >(c0 / c1,v);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<ctype,vtype,ctype>(expr_gen,id(expr_gen,o0,o1),c0,v,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c0,v,c1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covoc_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename covoc_t::type1 node_type;
							 | 
						|
								            typedef typename covoc_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c0) o0 (v o1 c1)
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type  c0 = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type&  v = voc->v();
							 | 
						|
								               const Type  c1 = voc->c();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = voc->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c0) + (v + c1) --> (cov) (c0 + c1) + v
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) + (v + c1) --> (cov) (c0 + c1) + v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::add_op<Type> > >(c0 + c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) + (v - c1) --> (cov) (c0 - c1) + v
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) + (v - c1) --> (cov) (c0 - c1) + v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::add_op<Type> > >(c0 - c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) - (v + c1) --> (cov) (c0 - c1) - v
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) - (v + c1) --> (cov) (c0 - c1) - v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::sub_op<Type> > >(c0 - c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) - (v - c1) --> (cov) (c0 + c1) - v
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) - (v - c1) --> (cov) (c0 + c1) - v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::sub_op<Type> > >(c0 + c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) * (v * c1) --> (voc) v * (c0 * c1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) * (v * c1) --> (voc) v * (c0 * c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::mul_op<Type> > >(c0 * c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) * (v / c1) --> (cov) (c0 / c1) * v
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) * (v / c1) --> (cov) (c0 / c1) * v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::mul_op<Type> > >(c0 / c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) / (v * c1) --> (cov) (c0 / c1) / v
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) / (v * c1) --> (cov) (c0 / c1) / v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::div_op<Type> > >(c0 / c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) / (v / c1) --> (cov) (c0 * c1) / v
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) / (v / c1) --> (cov) (c0 * c1) / v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::div_op<Type> > >(c0 * c1,v);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<ctype,vtype,ctype>(expr_gen,id(expr_gen,o0,o1),c0,v,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c0,v,c1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_cocov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename cocov_t::type0 node_type;
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>&, const details::operator_type&, expression_node_ptr (&)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c0 o0 c1) o1 (v) - Not possible.
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_cocov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename cocov_t::type1 node_type;
							 | 
						|
								            typedef typename cocov_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c0) o0 (c1 o1 v)
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type  c0 = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type  c1 = cov->c();
							 | 
						|
								               const Type&  v = cov->v();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = cov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c0) + (c1 + v) --> (cov) (c0 + c1) + v
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) + (c1 + v) --> (cov) (c0 + c1) + v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::add_op<Type> > >(c0 + c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) + (c1 - v) --> (cov) (c0 + c1) - v
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) + (c1 - v) --> (cov) (c0 + c1) - v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::sub_op<Type> > >(c0 + c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) - (c1 + v) --> (cov) (c0 - c1) - v
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) - (c1 + v) --> (cov) (c0 - c1) - v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::sub_op<Type> > >(c0 - c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) - (c1 - v) --> (cov) (c0 - c1) + v
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) - (c1 - v) --> (cov) (c0 - c1) + v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::add_op<Type> > >(c0 - c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) * (c1 * v) --> (cov) (c0 * c1) * v
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) * (c1 * v) --> (cov) (c0 * c1) * v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::mul_op<Type> > >(c0 * c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) * (c1 / v) --> (cov) (c0 * c1) / v
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) * (c1 / v) --> (cov) (c0 * c1) / v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::div_op<Type> > >(c0 * c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) / (c1 * v) --> (cov) (c0 / c1) / v
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) / (c1 * v) --> (cov) (c0 / c1) / v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::div_op<Type> > >(c0 / c1,v);
							 | 
						|
								                  }
							 | 
						|
								                  // (c0) / (c1 / v) --> (cov) (c0 / c1) * v
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(c0) / (c1 / v) --> (cov) (c0 / c1) * v\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_cr<typename details::cov_node<Type,details::mul_op<Type> > >(c0 / c1,v);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<ctype,ctype,vtype>(expr_gen,id(expr_gen,o0,o1),c0,c1,v,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c0,c1,v,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen, const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococ_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococ_t::type0 node_type;
							 | 
						|
								            typedef typename vococ_t::sf3_type sf3_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v o0 c0) o1 (c1)
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[0]);
							 | 
						|
								               const Type&  v = voc->v();
							 | 
						|
								               const Type& c0 = voc->c();
							 | 
						|
								               const Type& c1 = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = voc->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v + c0) + c1 --> (voc) v + (c0 + c1)
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v + c0) + c1 --> (voc) v + (c0 + c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::add_op<Type> > >(v,c0 + c1);
							 | 
						|
								                  }
							 | 
						|
								                  // (v + c0) - c1 --> (voc) v + (c0 - c1)
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v + c0) - c1 --> (voc) v + (c0 - c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::add_op<Type> > >(v,c0 - c1);
							 | 
						|
								                  }
							 | 
						|
								                  // (v - c0) + c1 --> (voc) v - (c0 + c1)
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_add == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v - c0) + c1 --> (voc) v - (c0 + c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::add_op<Type> > >(v,c1 - c0);
							 | 
						|
								                  }
							 | 
						|
								                  // (v - c0) - c1 --> (voc) v - (c0 + c1)
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v - c0) - c1 --> (voc) v - (c0 + c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::sub_op<Type> > >(v,c0 + c1);
							 | 
						|
								                  }
							 | 
						|
								                  // (v * c0) * c1 --> (voc) v * (c0 * c1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v * c0) * c1 --> (voc) v * (c0 * c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::mul_op<Type> > >(v,c0 * c1);
							 | 
						|
								                  }
							 | 
						|
								                  // (v * c0) / c1 --> (voc) v * (c0 / c1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v * c0) / c1 --> (voc) v * (c0 / c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::mul_op<Type> > >(v,c0 / c1);
							 | 
						|
								                  }
							 | 
						|
								                  // (v / c0) * c1 --> (voc) v * (c1 / c0)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v / c0) * c1 --> (voc) v * (c1 / c0)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::mul_op<Type> > >(v,c1 / c0);
							 | 
						|
								                  }
							 | 
						|
								                  // (v / c0) / c1 --> (voc) v / (c0 * c1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1))
							 | 
						|
								                  {
							 | 
						|
								                     exprtk_debug(("(v / c0) / c1 --> (voc) v / (c0 * c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return expr_gen.node_allocator_->
							 | 
						|
								                               template allocate_rc<typename details::voc_node<Type,details::div_op<Type> > >(v,c0 * c1);
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf3ext_expression::template compile<vtype,ctype,ctype>(expr_gen,id(expr_gen,o0,o1),v,c0,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v,c0,c1,f0,f1);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0, const details::operator_type o1)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococ_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococ_t::type0 node_type;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>&, const details::operator_type&, expression_node_ptr (&)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v) o0 (c0 o1 c1) - Not possible.
							 | 
						|
								               exprtk_debug(("(v) o0 (c0 o1 c1) - Not possible.\n"));
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovov_t::type0 node_type;
							 | 
						|
								            typedef typename vovovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 v1) o1 (v2 o2 v3)
							 | 
						|
								               const details::vov_base_node<Type>* vov0 = static_cast<details::vov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::vov_base_node<Type>* vov1 = static_cast<details::vov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type& v0 = vov0->v0();
							 | 
						|
								               const Type& v1 = vov0->v1();
							 | 
						|
								               const Type& v2 = vov1->v0();
							 | 
						|
								               const Type& v3 = vov1->v1();
							 | 
						|
								               const details::operator_type o0 = vov0->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = vov1->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / v1) * (v2 / v3) --> (vovovov) (v0 * v2) / (v1 * v3)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,vtype,vtype>(expr_gen,"(t*t)/(t*t)",v0,v2,v1,v3,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) * (v2 / v3) --> (vovovov) (v0 * v2) / (v1 * v3)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / v1) / (v2 / v3) --> (vovovov) (v0 * v3) / (v1 * v2)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,vtype,vtype>(expr_gen,"(t*t)/(t*t)",v0,v3,v1,v2,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) / (v2 / v3) --> (vovovov) (v0 * v3) / (v1 * v2)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,v3,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,v3,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovoc_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovoc_t::type0 node_type;
							 | 
						|
								            typedef typename vovovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 v1) o1 (v2 o2 c)
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type& v0 = vov->v0();
							 | 
						|
								               const Type& v1 = vov->v1();
							 | 
						|
								               const Type& v2 = voc->v ();
							 | 
						|
								               const Type   c = voc->c ();
							 | 
						|
								               const details::operator_type o0 = vov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = voc->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / v1) * (v2 / c) --> (vovovoc) (v0 * v2) / (v1 * c)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,vtype,ctype>(expr_gen,"(t*t)/(t*t)",v0,v2,v1,c,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) * (v2 / c) --> (vovovoc) (v0 * v2) / (v1 * c)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / v1) / (v2 / c) --> (vocovov) (v0 * c) / (v1 * v2)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,ctype,vtype,vtype>(expr_gen,"(t*t)/(t*t)",v0,c,v1,v2,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) / (v2 / c) --> (vocovov) (v0 * c) / (v1 * v2)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,c,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovocov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovocov_t::type0 node_type;
							 | 
						|
								            typedef typename vovocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 v1) o1 (c o2 v2)
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type& v0 = vov->v0();
							 | 
						|
								               const Type& v1 = vov->v1();
							 | 
						|
								               const Type& v2 = cov->v ();
							 | 
						|
								               const Type   c = cov->c ();
							 | 
						|
								               const details::operator_type o0 = vov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = cov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / v1) * (c / v2) --> (vocovov) (v0 * c) / (v1 * v2)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,ctype,vtype,vtype>(expr_gen,"(t*t)/(t*t)",v0,c,v1,v2,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) * (c / v2) --> (vocovov) (v0 * c) / (v1 * v2)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / v1) / (c / v2) --> (vovovoc) (v0 * v2) / (v1 * c)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,vtype,ctype>(expr_gen,"(t*t)/(t*t)",v0,v2,v1,c,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / v1) / (c / v2) --> (vovovoc) (v0 * v2) / (v1 * c)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,c,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovov_t::type0 node_type;
							 | 
						|
								            typedef typename vocovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 c) o1 (v1 o2 v2)
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type   c = voc->c ();
							 | 
						|
								               const Type& v0 = voc->v ();
							 | 
						|
								               const Type& v1 = vov->v0();
							 | 
						|
								               const Type& v2 = vov->v1();
							 | 
						|
								               const details::operator_type o0 = voc->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = vov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 / c) * (v1 / v2) --> (vovocov) (v0 * v1) / (c * v2)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype,vtype>(expr_gen,"(t*t)/(t*t)",v0,v1,c,v2,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c) * (v1 / v2) --> (vovocov) (v0 * v1) / (c * v2)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c) / (v1 / v2) --> (vovocov) (v0 * v2) / (c * v1)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype,vtype>(expr_gen,"(t*t)/(t*t)",v0,v2,c,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c) / (v1 / v2) --> (vovocov) (v0 * v2) / (c * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovov_t::type0 node_type;
							 | 
						|
								            typedef typename covovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c o0 v0) o1 (v1 o2 v2)
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::vov_base_node<Type>* vov = static_cast<details::vov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type   c = cov->c ();
							 | 
						|
								               const Type& v0 = cov->v ();
							 | 
						|
								               const Type& v1 = vov->v0();
							 | 
						|
								               const Type& v2 = vov->v1();
							 | 
						|
								               const details::operator_type o0 = cov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = vov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c / v0) * (v1 / v2) --> (covovov) (c * v1) / (v0 * v2)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype,vtype>(expr_gen,"(t*t)/(t*t)",c,v1,v0,v2,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c / v0) * (v1 / v2) --> (covovov) (c * v1) / (v0 * v2)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c / v0) / (v1 / v2) --> (covovov) (c * v2) / (v0 * v1)
							 | 
						|
								                  if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype,vtype>(expr_gen,"(t*t)/(t*t)",c,v2,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c / v0) / (v1 / v2) --> (covovov) (c * v2) / (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c,v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covocov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename covocov_t::type0 node_type;
							 | 
						|
								            typedef typename covocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c0 o0 v0) o1 (c1 o2 v1)
							 | 
						|
								               const details::cov_base_node<Type>* cov0 = static_cast<details::cov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::cov_base_node<Type>* cov1 = static_cast<details::cov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type  c0 = cov0->c();
							 | 
						|
								               const Type& v0 = cov0->v();
							 | 
						|
								               const Type  c1 = cov1->c();
							 | 
						|
								               const Type& v1 = cov1->v();
							 | 
						|
								               const details::operator_type o0 = cov0->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = cov1->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c0 + v0) + (c1 + v1) --> (covov) (c0 + c1) + v0 + v1
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)+t",(c0 + c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 + v0) + (c1 + v1) --> (covov) (c0 + c1) + v0 + v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 + v0) - (c1 + v1) --> (covov) (c0 - c1) + v0 - v1
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)-t",(c0 - c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 + v0) - (c1 + v1) --> (covov) (c0 - c1) + v0 - v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 - v0) - (c1 - v1) --> (covov) (c0 - c1) - v0 + v1
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1) && (details::e_sub == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t-t)+t",(c0 - c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 - v0) - (c1 - v1) --> (covov) (c0 - c1) - v0 + v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v0) * (c1 * v1) --> (covov) (c0 * c1) * v0 * v1
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)*t",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 * v0) * (c1 * v1) --> (covov) (c0 * c1) * v0 * v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v0) / (c1 * v1) --> (covov) (c0 / c1) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 * v0) / (c1 * v1) --> (covov) (c0 / c1) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v0) * (c1 / v1) --> (covov) (c0 * c1) / (v0 * v1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t/(t*t)",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 / v0) * (c1 / v1) --> (covov) (c0 * c1) / (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v0) / (c1 / v1) --> (covov) ((c0 / c1) * v1) / v0
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c0 / c1),v1,v0,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 / v0) / (c1 / v1) --> (covov) ((c0 / c1) * v1) / v0\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v0) / (c1 / v1) --> (covov) (c0 / c1) * (v0 * v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t*(t*t)",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 * v0) / (c1 / v1) --> (covov) (c0 / c1) * (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v0) / (c1 * v1) --> (covov) (c0 / c1) / (v0 * v1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t/(t*t)",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 / v0) / (c1 * v1) --> (covov) (c0 / c1) / (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c * v0) +/- (c * v1) --> (covov) c * (v0 +/- v1)
							 | 
						|
								                  else if (
							 | 
						|
								                            (std::equal_to<T>()(c0,c1)) &&
							 | 
						|
								                            (details::e_mul == o0)      &&
							 | 
						|
								                            (details::e_mul == o2)      &&
							 | 
						|
								                            (
							 | 
						|
								                              (details::e_add == o1) ||
							 | 
						|
								                              (details::e_sub == o1)
							 | 
						|
								                            )
							 | 
						|
								                          )
							 | 
						|
								                  {
							 | 
						|
								                     std::string specfunc;
							 | 
						|
								
							 | 
						|
								                     switch (o1)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : specfunc = "t*(t+t)"; break;
							 | 
						|
								                        case details::e_sub : specfunc = "t*(t-t)"; break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,specfunc,c0,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c * v0) +/- (c * v1) --> (covov) c * (v0 +/- v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovoc_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovoc_t::type0 node_type;
							 | 
						|
								            typedef typename vocovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 c0) o1 (v1 o2 c1)
							 | 
						|
								               const details::voc_base_node<Type>* voc0 = static_cast<details::voc_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::voc_base_node<Type>* voc1 = static_cast<details::voc_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type  c0 = voc0->c();
							 | 
						|
								               const Type& v0 = voc0->v();
							 | 
						|
								               const Type  c1 = voc1->c();
							 | 
						|
								               const Type& v1 = voc1->v();
							 | 
						|
								               const details::operator_type o0 = voc0->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = voc1->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 + c0) + (v1 + c1) --> (covov) (c0 + c1) + v0 + v1
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)+t",(c0 + c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 + c0) + (v1 + c1) --> (covov) (c0 + c1) + v0 + v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 + c0) - (v1 + c1) --> (covov) (c0 - c1) + v0 - v1
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)-t",(c0 - c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 + c0) - (v1 + c1) --> (covov) (c0 - c1) + v0 - v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 - c0) - (v1 - c1) --> (covov) (c1 - c0) + v0 - v1
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1) && (details::e_sub == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)-t",(c1 - c0),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 - c0) - (v1 - c1) --> (covov) (c1 - c0) + v0 - v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c0) * (v1 * c1) --> (covov) (c0 * c1) * v0 * v1
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)*t",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c0) * (v1 * c1) --> (covov) (c0 * c1) * v0 * v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c0) / (v1 * c1) --> (covov) (c0 / c1) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c0) / (v1 * c1) --> (covov) (c0 / c1) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) * (v1 / c1) --> (covov) (1 / (c0 * c1)) * v0 * v1
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)*t",Type(1) / (c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) * (v1 / c1) --> (covov) (1 / (c0 * c1)) * v0 * v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) / (v1 / c1) --> (covov) ((c1 / c0) * v0) / v1
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c1 / c0),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) / (v1 / c1) --> (covov) ((c1 / c0) * v0) / v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c0) / (v1 / c1) --> (covov) (c0 * c1) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t*(t/t)",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c0) / (v1 / c1) --> (covov) (c0 * c1) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) / (v1 * c1) --> (covov) (1 / (c0 * c1)) * v0 / v1
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t*(t/t)",Type(1) / (c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) / (v1 * c1) --> (covov) (1 / (c0 * c1)) * v0 / v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) * (v1 + c1) --> (vocovoc) (v0 * (1 / c0)) * (v1 + c1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,ctype,vtype,ctype>(expr_gen,"(t*t)*(t+t)",v0,T(1) / c0,v1,c1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) * (v1 + c1) --> (vocovoc) (v0 * (1 / c0)) * (v1 + c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) * (v1 - c1) --> (vocovoc) (v0 * (1 / c0)) * (v1 - c1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_sub == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf4ext_expression::
							 | 
						|
								                           template compile<vtype,ctype,vtype,ctype>(expr_gen,"(t*t)*(t-t)",v0,T(1) / c0,v1,c1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) * (v1 - c1) --> (vocovoc) (v0 * (1 / c0)) * (v1 - c1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c) +/- (v1 * c) --> (covov) c * (v0 +/- v1)
							 | 
						|
								                  else if (
							 | 
						|
								                            (std::equal_to<T>()(c0,c1)) &&
							 | 
						|
								                            (details::e_mul == o0)      &&
							 | 
						|
								                            (details::e_mul == o2)      &&
							 | 
						|
								                            (
							 | 
						|
								                              (details::e_add == o1) ||
							 | 
						|
								                              (details::e_sub == o1)
							 | 
						|
								                            )
							 | 
						|
								                          )
							 | 
						|
								                  {
							 | 
						|
								                     std::string specfunc;
							 | 
						|
								
							 | 
						|
								                     switch (o1)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : specfunc = "t*(t+t)"; break;
							 | 
						|
								                        case details::e_sub : specfunc = "t*(t-t)"; break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,specfunc,c0,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c) +/- (v1 * c) --> (covov) c * (v0 +/- v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c) +/- (v1 / c) --> (vovoc) (v0 +/- v1) / c
							 | 
						|
								                  else if (
							 | 
						|
								                            (std::equal_to<T>()(c0,c1)) &&
							 | 
						|
								                            (details::e_div == o0)      &&
							 | 
						|
								                            (details::e_div == o2)      &&
							 | 
						|
								                            (
							 | 
						|
								                              (details::e_add == o1) ||
							 | 
						|
								                              (details::e_sub == o1)
							 | 
						|
								                            )
							 | 
						|
								                          )
							 | 
						|
								                  {
							 | 
						|
								                     std::string specfunc;
							 | 
						|
								
							 | 
						|
								                     switch (o1)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : specfunc = "(t+t)/t"; break;
							 | 
						|
								                        case details::e_sub : specfunc = "(t-t)/t"; break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,specfunc,c0,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c) +/- (v1 / c) --> (vovoc) (v0 +/- v1) / c\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovoc_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovoc_t::type0 node_type;
							 | 
						|
								            typedef typename covovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (c0 o0 v0) o1 (v1 o2 c1)
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type  c0 = cov->c();
							 | 
						|
								               const Type& v0 = cov->v();
							 | 
						|
								               const Type  c1 = voc->c();
							 | 
						|
								               const Type& v1 = voc->v();
							 | 
						|
								               const details::operator_type o0 = cov->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = voc->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (c0 + v0) + (v1 + c1) --> (covov) (c0 + c1) + v0 + v1
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)+t",(c0 + c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 + v0) + (v1 + c1) --> (covov) (c0 + c1) + v0 + v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 + v0) - (v1 + c1) --> (covov) (c0 - c1) + v0 - v1
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)-t",(c0 - c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 + v0) - (v1 + c1) --> (covov) (c0 - c1) + v0 - v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 - v0) - (v1 - c1) --> (covov) (c0 + c1) - v0 - v1
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1) && (details::e_sub == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t-(t+t)",(c0 + c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 - v0) - (v1 - c1) --> (covov) (c0 + c1) - v0 - v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v0) * (v1 * c1) --> (covov) (c0 * c1) * v0 * v1
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)*t",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 * v0) * (v1 * c1) --> (covov) (c0 * c1) * v0 * v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v0) / (v1 * c1) --> (covov) (c0 / c1) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 * v0) / (v1 * c1) --> (covov) (c0 / c1) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v0) * (v1 / c1) --> (covov) (c0 / c1) * (v1 / v0)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t*(t/t)",(c0 / c1),v1,v0,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 / v0) * (v1 / c1) --> (covov) (c0 / c1) * (v1 / v0)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v0) / (v1 / c1) --> (covov) (c0 * c1) / (v0 * v1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t/(t*t)",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 / v0) / (v1 / c1) --> (covov) (c0 * c1) / (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 * v0) / (v1 / c1) --> (covov) (c0 * c1) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 * v0) / (v1 / c1) --> (covov) (c0 * c1) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c0 / v0) / (v1 * c1) --> (covov) (c0 / c1) / (v0 * v1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"t/(t*t)",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c0 / v0) / (v1 * c1) --> (covov) (c0 / c1) / (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (c * v0) +/- (v1 * c) --> (covov) c * (v0 +/- v1)
							 | 
						|
								                  else if (
							 | 
						|
								                            (std::equal_to<T>()(c0,c1)) &&
							 | 
						|
								                            (details::e_mul == o0)      &&
							 | 
						|
								                            (details::e_mul == o2)      &&
							 | 
						|
								                            (
							 | 
						|
								                              (details::e_add == o1) ||
							 | 
						|
								                              (details::e_sub == o1)
							 | 
						|
								                            )
							 | 
						|
								                          )
							 | 
						|
								                  {
							 | 
						|
								                     std::string specfunc;
							 | 
						|
								
							 | 
						|
								                     switch (o1)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : specfunc = "t*(t+t)"; break;
							 | 
						|
								                        case details::e_sub : specfunc = "t*(t-t)"; break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,specfunc,c0,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(c * v0) +/- (v1 * c) --> (covov) c * (v0 +/- v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococov_expression0
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococov_t::type0 node_type;
							 | 
						|
								            typedef typename vococov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 c0) o1 (c1 o2 v1)
							 | 
						|
								               const details::voc_base_node<Type>* voc = static_cast<details::voc_base_node<Type>*>(branch[0]);
							 | 
						|
								               const details::cov_base_node<Type>* cov = static_cast<details::cov_base_node<Type>*>(branch[1]);
							 | 
						|
								               const Type  c0 = voc->c();
							 | 
						|
								               const Type& v0 = voc->v();
							 | 
						|
								               const Type  c1 = cov->c();
							 | 
						|
								               const Type& v1 = cov->v();
							 | 
						|
								               const details::operator_type o0 = voc->operation();
							 | 
						|
								               const details::operator_type o1 = operation;
							 | 
						|
								               const details::operator_type o2 = cov->operation();
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (expr_gen.strength_reduction_enabled())
							 | 
						|
								               {
							 | 
						|
								                  // (v0 + c0) + (c1 + v1) --> (covov) (c0 + c1) + v0 + v1
							 | 
						|
								                  if ((details::e_add == o0) && (details::e_add == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)+t",(c0 + c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 + c0) + (c1 + v1) --> (covov) (c0 + c1) + v0 + v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 + c0) - (c1 + v1) --> (covov) (c0 - c1) + v0 - v1
							 | 
						|
								                  else if ((details::e_add == o0) && (details::e_sub == o1) && (details::e_add == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t+t)-t",(c0 - c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 + c0) - (c1 + v1) --> (covov) (c0 - c1) + v0 - v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 - c0) - (c1 - v1) --> (vovoc) v0 + v1 - (c1 + c0)
							 | 
						|
								                  else if ((details::e_sub == o0) && (details::e_sub == o1) && (details::e_sub == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype>(expr_gen,"(t+t)-t",v0,v1,(c1 + c0),result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 - c0) - (c1 - v1) --> (vovoc) v0 + v1 - (c1 + c0)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c0) * (c1 * v1) --> (covov) (c0 * c1) * v0 * v1
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_mul == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)*t",(c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c0) * (c1 * v1) --> (covov) (c0 * c1) * v0 * v1\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c0) / (c1 * v1) --> (covov) (c0 / c1) * (v0 * v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c0) / (c1 * v1) --> (covov) (c0 / c1) * (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) * (c1 / v1) --> (covov) (c1 / c0) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_mul == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",(c1 / c0),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) * (c1 / v1) --> (covov) (c1 / c0) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c0) / (c1 / v1) --> (covov) (c0 / c1) * (v0 * v1)
							 | 
						|
								                  else if ((details::e_mul == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)*t",(c0 / c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c0) / (c1 / v1) --> (covov) (c0 / c1) * (v0 * v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) / (c1 * v1) --> (covov) (1 / (c0 * c1)) * (v0 / v1)
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_mul == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,"(t*t)/t",Type(1) / (c0 * c1),v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) / (c1 * v1) --> (covov) (1 / (c0 * c1)) * (v0 / v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 / c0) / (c1 / v1) --> (vovoc) (v0 * v1) * (1 / (c0 * c1))
							 | 
						|
								                  else if ((details::e_div == o0) && (details::e_div == o1) && (details::e_div == o2))
							 | 
						|
								                  {
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<vtype,vtype,ctype>(expr_gen,"(t*t)*t",v0,v1,Type(1) / (c0 * c1),result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 / c0) / (c1 / v1) --> (vovoc) (v0 * v1) * (1 / (c0 * c1))\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								                  // (v0 * c) +/- (c * v1) --> (covov) c * (v0 +/- v1)
							 | 
						|
								                  else if (
							 | 
						|
								                            (std::equal_to<T>()(c0,c1)) &&
							 | 
						|
								                            (details::e_mul == o0)      &&
							 | 
						|
								                            (details::e_mul == o2)      &&
							 | 
						|
								                            (
							 | 
						|
								                              (details::e_add == o1) || (details::e_sub == o1)
							 | 
						|
								                            )
							 | 
						|
								                          )
							 | 
						|
								                  {
							 | 
						|
								                     std::string specfunc;
							 | 
						|
								                     switch (o1)
							 | 
						|
								                     {
							 | 
						|
								                        case details::e_add : specfunc = "t*(t+t)"; break;
							 | 
						|
								                        case details::e_sub : specfunc = "t*(t-t)"; break;
							 | 
						|
								                        default             : return error_node();
							 | 
						|
								                     }
							 | 
						|
								
							 | 
						|
								                     const bool synthesis_result =
							 | 
						|
								                        synthesize_sf3ext_expression::
							 | 
						|
								                           template compile<ctype,vtype,vtype>(expr_gen,specfunc,c0,v0,v1,result);
							 | 
						|
								
							 | 
						|
								                     exprtk_debug(("(v0 * c) +/- (c * v1) --> (covov) c * (v0 +/- v1)\n"));
							 | 
						|
								
							 | 
						|
								                     return (synthesis_result) ? result : error_node();
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o1,f1))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								               else
							 | 
						|
								                  return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovov_t::type1 node_type;
							 | 
						|
								            typedef typename vovovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 (v1 o1 (v2 o2 v3))
							 | 
						|
								               typedef typename synthesize_vovov_expression1::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vovov->t0();
							 | 
						|
								               const Type& v2 = vovov->t1();
							 | 
						|
								               const Type& v3 = vovov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovov->f0();
							 | 
						|
								               binary_functor_t f2 = vovov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,v3,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 (v1 o1 (v2 o2 v3))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,v3,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovoc_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovoc_t::type1 node_type;
							 | 
						|
								            typedef typename vovovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 (v1 o1 (v2 o2 c))
							 | 
						|
								               typedef typename synthesize_vovoc_expression1::node_type vovoc_t;
							 | 
						|
								
							 | 
						|
								               const vovoc_t* vovoc = static_cast<const vovoc_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vovoc->t0();
							 | 
						|
								               const Type& v2 = vovoc->t1();
							 | 
						|
								               const Type   c = vovoc->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovoc->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovoc->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovoc->f0();
							 | 
						|
								               binary_functor_t f2 = vovoc->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 (v1 o1 (v2 o2 c))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,c,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovocov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovocov_t::type1 node_type;
							 | 
						|
								            typedef typename vovocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 (v1 o1 (c o2 v2))
							 | 
						|
								               typedef typename synthesize_vocov_expression1::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vocov->t0();
							 | 
						|
								               const Type   c = vocov->t1();
							 | 
						|
								               const Type& v2 = vocov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vocov->f0();
							 | 
						|
								               binary_functor_t f2 = vocov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,c,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 (v1 o1 (c o2 v2))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovov_t::type1 node_type;
							 | 
						|
								            typedef typename vocovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 (c o1 (v1 o2 v2))
							 | 
						|
								               typedef typename synthesize_covov_expression1::node_type covov_t;
							 | 
						|
								
							 | 
						|
								               const covov_t* covov = static_cast<const covov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type   c = covov->t0();
							 | 
						|
								               const Type& v1 = covov->t1();
							 | 
						|
								               const Type& v2 = covov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(covov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = covov->f0();
							 | 
						|
								               binary_functor_t f2 = covov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 (c o1 (v1 o2 v2))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovov_t::type1 node_type;
							 | 
						|
								            typedef typename covovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // c o0 (v0 o1 (v1 o2 v2))
							 | 
						|
								               typedef typename synthesize_vovov_expression1::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[1]);
							 | 
						|
								               const Type   c = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vovov->t0();
							 | 
						|
								               const Type& v1 = vovov->t1();
							 | 
						|
								               const Type& v2 = vovov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovov->f0();
							 | 
						|
								               binary_functor_t f2 = vovov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c,v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("c o0 (v0 o1 (v1 o2 v2))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covocov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename covocov_t::type1 node_type;
							 | 
						|
								            typedef typename covocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // c0 o0 (v0 o1 (c1 o2 v1))
							 | 
						|
								               typedef typename synthesize_vocov_expression1::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[1]);
							 | 
						|
								               const Type  c0 = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vocov->t0();
							 | 
						|
								               const Type  c1 = vocov->t1();
							 | 
						|
								               const Type& v1 = vocov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vocov->f0();
							 | 
						|
								               binary_functor_t f2 = vocov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("c0 o0 (v0 o1 (c1 o2 v1))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovoc_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovoc_t::type1 node_type;
							 | 
						|
								            typedef typename vocovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 (c0 o1 (v1 o2 c2))
							 | 
						|
								               typedef typename synthesize_covoc_expression1::node_type covoc_t;
							 | 
						|
								
							 | 
						|
								               const covoc_t* covoc = static_cast<const covoc_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type  c0 = covoc->t0();
							 | 
						|
								               const Type& v1 = covoc->t1();
							 | 
						|
								               const Type  c1 = covoc->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covoc->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(covoc->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = covoc->f0();
							 | 
						|
								               binary_functor_t f2 = covoc->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 (c0 o1 (v1 o2 c2))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovoc_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovoc_t::type1 node_type;
							 | 
						|
								            typedef typename covovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // c0 o0 (v0 o1 (v1 o2 c1))
							 | 
						|
								               typedef typename synthesize_vovoc_expression1::node_type vovoc_t;
							 | 
						|
								
							 | 
						|
								               const vovoc_t* vovoc = static_cast<const vovoc_t*>(branch[1]);
							 | 
						|
								               const Type  c0 = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vovoc->t0();
							 | 
						|
								               const Type& v1 = vovoc->t1();
							 | 
						|
								               const Type  c1 = vovoc->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovoc->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovoc->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovoc->f0();
							 | 
						|
								               binary_functor_t f2 = vovoc->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("c0 o0 (v0 o1 (v1 o2 c1))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococov_expression1
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococov_t::type1 node_type;
							 | 
						|
								            typedef typename vococov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 (c0 o1 (c1 o2 v1))
							 | 
						|
								               typedef typename synthesize_cocov_expression1::node_type cocov_t;
							 | 
						|
								
							 | 
						|
								               const cocov_t* cocov = static_cast<const cocov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type  c0 = cocov->t0();
							 | 
						|
								               const Type  c1 = cocov->t1();
							 | 
						|
								               const Type& v1 = cocov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(cocov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(cocov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = cocov->f0();
							 | 
						|
								               binary_functor_t f2 = cocov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 (c0 o1 (c1 o2 v1))\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "(t" << expr_gen.to_str(o2) << "t))");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovov_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovov_t::type2 node_type;
							 | 
						|
								            typedef typename vovovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 ((v1 o1 v2) o2 v3)
							 | 
						|
								               typedef typename synthesize_vovov_expression0::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vovov->t0();
							 | 
						|
								               const Type& v2 = vovov->t1();
							 | 
						|
								               const Type& v3 = vovov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovov->f0();
							 | 
						|
								               binary_functor_t f2 = vovov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,v3,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 ((v1 o1 v2) o2 v3)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,v3,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovoc_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovoc_t::type2 node_type;
							 | 
						|
								            typedef typename vovovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 ((v1 o1 v2) o2 c)
							 | 
						|
								               typedef typename synthesize_vovoc_expression0::node_type vovoc_t;
							 | 
						|
								
							 | 
						|
								               const vovoc_t* vovoc = static_cast<const vovoc_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vovoc->t0();
							 | 
						|
								               const Type& v2 = vovoc->t1();
							 | 
						|
								               const Type   c = vovoc->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovoc->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovoc->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovoc->f0();
							 | 
						|
								               binary_functor_t f2 = vovoc->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 ((v1 o1 v2) o2 c)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,c,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovocov_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovocov_t::type2 node_type;
							 | 
						|
								            typedef typename vovocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 ((v1 o1 c) o2 v2)
							 | 
						|
								               typedef typename synthesize_vocov_expression0::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type& v1 = vocov->t0();
							 | 
						|
								               const Type   c = vocov->t1();
							 | 
						|
								               const Type& v2 = vocov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vocov->f0();
							 | 
						|
								               binary_functor_t f2 = vocov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,c,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 ((v1 o1 c) o2 v2)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovov_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovov_t::type2 node_type;
							 | 
						|
								            typedef typename vocovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 ((c o1 v1) o2 v2)
							 | 
						|
								               typedef typename synthesize_covov_expression0::node_type covov_t;
							 | 
						|
								
							 | 
						|
								               const covov_t* covov = static_cast<const covov_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type   c = covov->t0();
							 | 
						|
								               const Type& v1 = covov->t1();
							 | 
						|
								               const Type& v2 = covov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(covov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = covov->f0();
							 | 
						|
								               binary_functor_t f2 = covov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 ((c o1 v1) o2 v2)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovov_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovov_t::type2 node_type;
							 | 
						|
								            typedef typename covovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // c o0 ((v1 o1 v2) o2 v3)
							 | 
						|
								               typedef typename synthesize_vovov_expression0::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[1]);
							 | 
						|
								               const Type   c = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vovov->t0();
							 | 
						|
								               const Type& v1 = vovov->t1();
							 | 
						|
								               const Type& v2 = vovov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovov->f0();
							 | 
						|
								               binary_functor_t f2 = vovov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c,v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("c o0 ((v1 o1 v2) o2 v3)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								        };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covocov_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename covocov_t::type2 node_type;
							 | 
						|
								            typedef typename covocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // c0 o0 ((v0 o1 c1) o2 v1)
							 | 
						|
								               typedef typename synthesize_vocov_expression0::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[1]);
							 | 
						|
								               const Type  c0 = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vocov->t0();
							 | 
						|
								               const Type  c1 = vocov->t1();
							 | 
						|
								               const Type& v1 = vocov->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vocov->f0();
							 | 
						|
								               binary_functor_t f2 = vocov->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("c0 o0 ((v0 o1 c1) o2 v1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovoc_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovoc_t::type2 node_type;
							 | 
						|
								            typedef typename vocovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 ((c0 o1 v1) o2 c1)
							 | 
						|
								               typedef typename synthesize_covoc_expression0::node_type covoc_t;
							 | 
						|
								
							 | 
						|
								               const covoc_t* covoc = static_cast<const covoc_t*>(branch[1]);
							 | 
						|
								               const Type& v0 = static_cast<details::variable_node<Type>*>(branch[0])->ref();
							 | 
						|
								               const Type  c0 = covoc->t0();
							 | 
						|
								               const Type& v1 = covoc->t1();
							 | 
						|
								               const Type  c1 = covoc->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covoc->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(covoc->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = covoc->f0();
							 | 
						|
								               binary_functor_t f2 = covoc->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("v0 o0 ((c0 o1 v1) o2 c1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovoc_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovoc_t::type2 node_type;
							 | 
						|
								            typedef typename covovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // c0 o0 ((v0 o1 v1) o2 c1)
							 | 
						|
								               typedef typename synthesize_vovoc_expression0::node_type vovoc_t;
							 | 
						|
								
							 | 
						|
								               const vovoc_t* vovoc = static_cast<const vovoc_t*>(branch[1]);
							 | 
						|
								               const Type  c0 = static_cast<details::literal_node<Type>*>(branch[0])->value();
							 | 
						|
								               const Type& v0 = vovoc->t0();
							 | 
						|
								               const Type& v1 = vovoc->t1();
							 | 
						|
								               const Type  c1 = vovoc->t2();
							 | 
						|
								               const details::operator_type o0 = operation;
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovoc->f0());
							 | 
						|
								               const details::operator_type o2 = expr_gen.get_operator(vovoc->f1());
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								               binary_functor_t f1 = vovoc->f0();
							 | 
						|
								               binary_functor_t f2 = vovoc->f1();
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o0,f0))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("c0 o0 ((v0 o1 v1) o2 c1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "t" << expr_gen.to_str(o0) << "((t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t)");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococov_expression2
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococov_t::type2 node_type;
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>&, const details::operator_type&, expression_node_ptr (&)[2])
							 | 
						|
								            {
							 | 
						|
								               // v0 o0 ((c0 o1 c1) o2 v1) - Not possible
							 | 
						|
								               exprtk_debug(("v0 o0 ((c0 o1 c1) o2 v1) - Not possible\n"));
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>&,
							 | 
						|
								                                         const details::operator_type, const details::operator_type, const details::operator_type)
							 | 
						|
								            {
							 | 
						|
								               return "INVALID";
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovov_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovov_t::type3 node_type;
							 | 
						|
								            typedef typename vovovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 v1) o1 v2) o2 v3
							 | 
						|
								               typedef typename synthesize_vovov_expression0::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vovov->t0();
							 | 
						|
								               const Type& v1 = vovov->t1();
							 | 
						|
								               const Type& v2 = vovov->t2();
							 | 
						|
								               const Type& v3 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vovov->f0();
							 | 
						|
								               binary_functor_t f1 = vovov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,v3,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 v1) o1 v2) o2 v3\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,v3,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovoc_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovoc_t::type3 node_type;
							 | 
						|
								            typedef typename vovovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 v1) o1 v2) o2 c
							 | 
						|
								               typedef typename synthesize_vovov_expression0::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vovov->t0();
							 | 
						|
								               const Type& v1 = vovov->t1();
							 | 
						|
								               const Type& v2 = vovov->t2();
							 | 
						|
								               const Type   c = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vovov->f0();
							 | 
						|
								               binary_functor_t f1 = vovov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 v1) o1 v2) o2 c\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,c,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovocov_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovocov_t::type3 node_type;
							 | 
						|
								            typedef typename vovocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 v1) o1 c) o2 v2
							 | 
						|
								               typedef typename synthesize_vovoc_expression0::node_type vovoc_t;
							 | 
						|
								
							 | 
						|
								               const vovoc_t* vovoc = static_cast<const vovoc_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vovoc->t0();
							 | 
						|
								               const Type& v1 = vovoc->t1();
							 | 
						|
								               const Type   c = vovoc->t2();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vovoc->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovoc->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vovoc->f0();
							 | 
						|
								               binary_functor_t f1 = vovoc->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,c,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 v1) o1 c) o2 v2\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovov_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovov_t::type3 node_type;
							 | 
						|
								            typedef typename vocovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 c) o1 v1) o2 v2
							 | 
						|
								               typedef typename synthesize_vocov_expression0::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vocov->t0();
							 | 
						|
								               const Type   c = vocov->t1();
							 | 
						|
								               const Type& v1 = vocov->t2();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vocov->f0();
							 | 
						|
								               binary_functor_t f1 = vocov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 c) o1 v1) o2 v2\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovov_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovov_t::type3 node_type;
							 | 
						|
								            typedef typename covovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((c o0 v0) o1 v1) o2 v2
							 | 
						|
								               typedef typename synthesize_covov_expression0::node_type covov_t;
							 | 
						|
								
							 | 
						|
								               const covov_t* covov = static_cast<const covov_t*>(branch[0]);
							 | 
						|
								               const Type   c = covov->t0();
							 | 
						|
								               const Type& v0 = covov->t1();
							 | 
						|
								               const Type& v1 = covov->t2();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(covov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = covov->f0();
							 | 
						|
								               binary_functor_t f1 = covov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c,v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((c o0 v0) o1 v1) o2 v2\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covocov_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename covocov_t::type3 node_type;
							 | 
						|
								            typedef typename covocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((c0 o0 v0) o1 c1) o2 v1
							 | 
						|
								               typedef typename synthesize_covoc_expression0::node_type covoc_t;
							 | 
						|
								
							 | 
						|
								               const covoc_t* covoc = static_cast<const covoc_t*>(branch[0]);
							 | 
						|
								               const Type  c0 = covoc->t0();
							 | 
						|
								               const Type& v0 = covoc->t1();
							 | 
						|
								               const Type  c1 = covoc->t2();
							 | 
						|
								               const Type& v1 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(covoc->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covoc->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = covoc->f0();
							 | 
						|
								               binary_functor_t f1 = covoc->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((c0 o0 v0) o1 c1) o2 v1\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovoc_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovoc_t::type3 node_type;
							 | 
						|
								            typedef typename vocovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 c0) o1 v1) o2 c1
							 | 
						|
								               typedef typename synthesize_vocov_expression0::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vocov->t0();
							 | 
						|
								               const Type  c0 = vocov->t1();
							 | 
						|
								               const Type& v1 = vocov->t2();
							 | 
						|
								               const Type  c1 = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vocov->f0();
							 | 
						|
								               binary_functor_t f1 = vocov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 c0) o1 v1) o2 c1\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovoc_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovoc_t::type3 node_type;
							 | 
						|
								            typedef typename covovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((c0 o0 v0) o1 v1) o2 c1
							 | 
						|
								               typedef typename synthesize_covov_expression0::node_type covov_t;
							 | 
						|
								
							 | 
						|
								               const covov_t* covov = static_cast<const covov_t*>(branch[0]);
							 | 
						|
								               const Type  c0 = covov->t0();
							 | 
						|
								               const Type& v0 = covov->t1();
							 | 
						|
								               const Type& v1 = covov->t2();
							 | 
						|
								               const Type  c1 = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(covov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = covov->f0();
							 | 
						|
								               binary_functor_t f1 = covov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((c0 o0 v0) o1 v1) o2 c1\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococov_expression3
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococov_t::type3 node_type;
							 | 
						|
								            typedef typename vococov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 c0) o1 c1) o2 v1
							 | 
						|
								               typedef typename synthesize_vococ_expression0::node_type vococ_t;
							 | 
						|
								
							 | 
						|
								               const vococ_t* vococ = static_cast<const vococ_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vococ->t0();
							 | 
						|
								               const Type  c0 = vococ->t1();
							 | 
						|
								               const Type  c1 = vococ->t2();
							 | 
						|
								               const Type& v1 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vococ->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vococ->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vococ->f0();
							 | 
						|
								               binary_functor_t f1 = vococ->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 c0) o1 c1) o2 v1\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "((t" << expr_gen.to_str(o0) << "t)" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovov_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovov_t::type4 node_type;
							 | 
						|
								            typedef typename vovovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // (v0 o0 (v1 o1 v2)) o2 v3
							 | 
						|
								               typedef typename synthesize_vovov_expression1::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vovov->t0();
							 | 
						|
								               const Type& v1 = vovov->t1();
							 | 
						|
								               const Type& v2 = vovov->t2();
							 | 
						|
								               const Type& v3 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vovov->f0();
							 | 
						|
								               binary_functor_t f1 = vovov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,v3,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("(v0 o0 (v1 o1 v2)) o2 v3\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,v3,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovovoc_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovovoc_t::type4 node_type;
							 | 
						|
								            typedef typename vovovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 (v1 o1 v2)) o2 c)
							 | 
						|
								               typedef typename synthesize_vovov_expression1::node_type vovov_t;
							 | 
						|
								
							 | 
						|
								               const vovov_t* vovov = static_cast<const vovov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vovov->t0();
							 | 
						|
								               const Type& v1 = vovov->t1();
							 | 
						|
								               const Type& v2 = vovov->t2();
							 | 
						|
								               const Type   c = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vovov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vovov->f0();
							 | 
						|
								               binary_functor_t f1 = vovov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,v2,c,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 (v1 o1 v2)) o2 c)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,v2,c,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vovocov_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename vovocov_t::type4 node_type;
							 | 
						|
								            typedef typename vovocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 (v1 o1 c)) o2 v1)
							 | 
						|
								               typedef typename synthesize_vovoc_expression1::node_type vovoc_t;
							 | 
						|
								
							 | 
						|
								               const vovoc_t* vovoc = static_cast<const vovoc_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vovoc->t0();
							 | 
						|
								               const Type& v1 = vovoc->t1();
							 | 
						|
								               const Type   c = vovoc->t2();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vovoc->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vovoc->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vovoc->f0();
							 | 
						|
								               binary_functor_t f1 = vovoc->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,v1,c,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 (v1 o1 c)) o2 v1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,v1,c,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovov_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovov_t::type4 node_type;
							 | 
						|
								            typedef typename vocovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 (c o1 v1)) o2 v2)
							 | 
						|
								               typedef typename synthesize_vocov_expression1::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vocov->t0();
							 | 
						|
								               const Type   c = vocov->t1();
							 | 
						|
								               const Type& v1 = vocov->t2();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vocov->f0();
							 | 
						|
								               binary_functor_t f1 = vocov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 (c o1 v1)) o2 v2)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovov_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovov_t::type4 node_type;
							 | 
						|
								            typedef typename covovov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((c o0 (v0 o1 v1)) o2 v2)
							 | 
						|
								               typedef typename synthesize_covov_expression1::node_type covov_t;
							 | 
						|
								
							 | 
						|
								               const covov_t* covov = static_cast<const covov_t*>(branch[0]);
							 | 
						|
								               const Type   c = covov->t0();
							 | 
						|
								               const Type& v0 = covov->t1();
							 | 
						|
								               const Type& v1 = covov->t2();
							 | 
						|
								               const Type& v2 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(covov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = covov->f0();
							 | 
						|
								               binary_functor_t f1 = covov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c,v0,v1,v2,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((c o0 (v0 o1 v1)) o2 v2)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c,v0,v1,v2,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covocov_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename covocov_t::type4 node_type;
							 | 
						|
								            typedef typename covocov_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((c0 o0 (v0 o1 c1)) o2 v1)
							 | 
						|
								               typedef typename synthesize_covoc_expression1::node_type covoc_t;
							 | 
						|
								
							 | 
						|
								               const covoc_t* covoc = static_cast<const covoc_t*>(branch[0]);
							 | 
						|
								               const Type  c0 = covoc->t0();
							 | 
						|
								               const Type& v0 = covoc->t1();
							 | 
						|
								               const Type  c1 = covoc->t2();
							 | 
						|
								               const Type& v1 = static_cast<details::variable_node<Type>*>(branch[1])->ref();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(covoc->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covoc->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = covoc->f0();
							 | 
						|
								               binary_functor_t f1 = covoc->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,c1,v1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((c0 o0 (v0 o1 c1)) o2 v1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,c1,v1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vocovoc_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename vocovoc_t::type4 node_type;
							 | 
						|
								            typedef typename vocovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 (c0 o1 v1)) o2 c1)
							 | 
						|
								               typedef typename synthesize_vocov_expression1::node_type vocov_t;
							 | 
						|
								
							 | 
						|
								               const vocov_t* vocov = static_cast<const vocov_t*>(branch[0]);
							 | 
						|
								               const Type& v0 = vocov->t0();
							 | 
						|
								               const Type  c0 = vocov->t1();
							 | 
						|
								               const Type& v1 = vocov->t2();
							 | 
						|
								               const Type  c1 = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(vocov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(vocov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = vocov->f0();
							 | 
						|
								               binary_functor_t f1 = vocov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),v0,c0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((v0 o0 (c0 o1 v1)) o2 c1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),v0,c0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_covovoc_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename covovoc_t::type4 node_type;
							 | 
						|
								            typedef typename covovoc_t::sf4_type sf4_type;
							 | 
						|
								            typedef typename node_type::T0 T0;
							 | 
						|
								            typedef typename node_type::T1 T1;
							 | 
						|
								            typedef typename node_type::T2 T2;
							 | 
						|
								            typedef typename node_type::T3 T3;
							 | 
						|
								
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>& expr_gen,
							 | 
						|
								                                                      const details::operator_type& operation,
							 | 
						|
								                                                      expression_node_ptr (&branch)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((c0 o0 (v0 o1 v1)) o2 c1)
							 | 
						|
								               typedef typename synthesize_covov_expression1::node_type covov_t;
							 | 
						|
								
							 | 
						|
								               const covov_t* covov = static_cast<const covov_t*>(branch[0]);
							 | 
						|
								               const Type  c0 = covov->t0();
							 | 
						|
								               const Type& v0 = covov->t1();
							 | 
						|
								               const Type& v1 = covov->t2();
							 | 
						|
								               const Type  c1 = static_cast<details::literal_node<Type>*>(branch[1])->value();
							 | 
						|
								               const details::operator_type o0 = expr_gen.get_operator(covov->f0());
							 | 
						|
								               const details::operator_type o1 = expr_gen.get_operator(covov->f1());
							 | 
						|
								               const details::operator_type o2 = operation;
							 | 
						|
								
							 | 
						|
								               binary_functor_t f0 = covov->f0();
							 | 
						|
								               binary_functor_t f1 = covov->f1();
							 | 
						|
								               binary_functor_t f2 = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[0]);
							 | 
						|
								               details::free_node(*(expr_gen.node_allocator_),branch[1]);
							 | 
						|
								
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (synthesize_sf4ext_expression::template compile<T0,T1,T2,T3>(expr_gen,id(expr_gen,o0,o1,o2),c0,v0,v1,c1,result))
							 | 
						|
								                  return result;
							 | 
						|
								               else if (!expr_gen.valid_operator(o2,f2))
							 | 
						|
								                  return error_node();
							 | 
						|
								
							 | 
						|
								               exprtk_debug(("((c0 o0 (v0 o1 v1)) o2 c1)\n"));
							 | 
						|
								
							 | 
						|
								               return node_type::allocate(*(expr_gen.node_allocator_),c0,v0,v1,c1,f0,f1,f2);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>& expr_gen,
							 | 
						|
								                                         const details::operator_type o0,
							 | 
						|
								                                         const details::operator_type o1,
							 | 
						|
								                                         const details::operator_type o2)
							 | 
						|
								            {
							 | 
						|
								               return (details::build_string() << "(t" << expr_gen.to_str(o0) << "(t" << expr_gen.to_str(o1) << "t)" << expr_gen.to_str(o2) << "t");
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								
							 | 
						|
								         struct synthesize_vococov_expression4
							 | 
						|
								         {
							 | 
						|
								            typedef typename vococov_t::type4 node_type;
							 | 
						|
								            static inline expression_node_ptr process(expression_generator<Type>&, const details::operator_type&, expression_node_ptr (&)[2])
							 | 
						|
								            {
							 | 
						|
								               // ((v0 o0 (c0 o1 c1)) o2 v1) - Not possible
							 | 
						|
								               exprtk_debug(("((v0 o0 (c0 o1 c1)) o2 v1) - Not possible\n"));
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            static inline std::string id(expression_generator<Type>&,
							 | 
						|
								                                         const details::operator_type, const details::operator_type, const details::operator_type)
							 | 
						|
								            {
							 | 
						|
								               return "INVALID";
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_uvouv_expression(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            // Definition: uv o uv
							 | 
						|
								            details::operator_type o0 = static_cast<details::uv_base_node<Type>*>(branch[0])->operation();
							 | 
						|
								            details::operator_type o1 = static_cast<details::uv_base_node<Type>*>(branch[1])->operation();
							 | 
						|
								            const Type& v0 = static_cast<details::uv_base_node<Type>*>(branch[0])->v();
							 | 
						|
								            const Type& v1 = static_cast<details::uv_base_node<Type>*>(branch[1])->v();
							 | 
						|
								            unary_functor_t u0 = reinterpret_cast<unary_functor_t> (0);
							 | 
						|
								            unary_functor_t u1 = reinterpret_cast<unary_functor_t> (0);
							 | 
						|
								            binary_functor_t f = reinterpret_cast<binary_functor_t>(0);
							 | 
						|
								
							 | 
						|
								            if (!valid_operator(o0,u0))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!valid_operator(o1,u1))
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!valid_operator(operation,f))
							 | 
						|
								               return error_node();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (details::e_neg == o0) &&
							 | 
						|
								                 (details::e_neg == o1)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               switch (operation)
							 | 
						|
								               {
							 | 
						|
								                  // (-v0 + -v1) --> -(v0 + v1)
							 | 
						|
								                  case details::e_add : result = (*this)(details::e_neg,
							 | 
						|
								                                                    node_allocator_->
							 | 
						|
								                                                       allocate_rr<typename details::
							 | 
						|
								                                                          vov_node<Type,details::add_op<Type> > >(v0,v1));
							 | 
						|
								                                        exprtk_debug(("(-v0 + -v1) --> -(v0 + v1)\n"));
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                  // (-v0 - -v1) --> (v1 - v0)
							 | 
						|
								                  case details::e_sub : result = node_allocator_->
							 | 
						|
								                                                    allocate_rr<typename details::
							 | 
						|
								                                                       vov_node<Type,details::sub_op<Type> > >(v1,v0);
							 | 
						|
								                                        exprtk_debug(("(-v0 - -v1) --> (v1 - v0)\n"));
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                  // (-v0 * -v1) --> (v0 * v1)
							 | 
						|
								                  case details::e_mul : result = node_allocator_->
							 | 
						|
								                                                    allocate_rr<typename details::
							 | 
						|
								                                                       vov_node<Type,details::mul_op<Type> > >(v0,v1);
							 | 
						|
								                                        exprtk_debug(("(-v0 * -v1) --> (v0 * v1)\n"));
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                  // (-v0 / -v1) --> (v0 / v1)
							 | 
						|
								                  case details::e_div : result = node_allocator_->
							 | 
						|
								                                                    allocate_rr<typename details::
							 | 
						|
								                                                       vov_node<Type,details::div_op<Type> > >(v0,v1);
							 | 
						|
								                                        exprtk_debug(("(-v0 / -v1) --> (v0 / v1)\n"));
							 | 
						|
								                                        break;
							 | 
						|
								
							 | 
						|
								                  default             : break;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (0 == result)
							 | 
						|
								            {
							 | 
						|
								               result = node_allocator_->
							 | 
						|
								                            allocate_rrrrr<typename details::uvouv_node<Type> >(v0,v1,u0,u1,f);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         #undef basic_opr_switch_statements
							 | 
						|
								         #undef extended_opr_switch_statements
							 | 
						|
								         #undef unary_opr_switch_statements
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								
							 | 
						|
								         #define string_opr_switch_statements          \
							 | 
						|
								         case_stmt(details::  e_lt ,details::   lt_op) \
							 | 
						|
								         case_stmt(details:: e_lte ,details::  lte_op) \
							 | 
						|
								         case_stmt(details::  e_gt ,details::   gt_op) \
							 | 
						|
								         case_stmt(details:: e_gte ,details::  gte_op) \
							 | 
						|
								         case_stmt(details::  e_eq ,details::   eq_op) \
							 | 
						|
								         case_stmt(details::  e_ne ,details::   ne_op) \
							 | 
						|
								         case_stmt(details::e_in   ,details::   in_op) \
							 | 
						|
								         case_stmt(details::e_like ,details:: like_op) \
							 | 
						|
								         case_stmt(details::e_ilike,details::ilike_op) \
							 | 
						|
								
							 | 
						|
								         template <typename T0, typename T1>
							 | 
						|
								         inline expression_node_ptr synthesize_str_xrox_expression_impl(const details::operator_type& opr,
							 | 
						|
								                                                                        T0 s0, T1 s1,
							 | 
						|
								                                                                        range_t rp0)
							 | 
						|
								         {
							 | 
						|
								            switch (opr)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                                       \
							 | 
						|
								               case op0 : return node_allocator_->                                                              \
							 | 
						|
								                             allocate_ttt<typename details::str_xrox_node<Type,T0,T1,range_t,op1<Type> >,T0,T1> \
							 | 
						|
								                                (s0,s1,rp0);                                                                    \
							 | 
						|
								
							 | 
						|
								               string_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T0, typename T1>
							 | 
						|
								         inline expression_node_ptr synthesize_str_xoxr_expression_impl(const details::operator_type& opr,
							 | 
						|
								                                                                        T0 s0, T1 s1,
							 | 
						|
								                                                                        range_t rp1)
							 | 
						|
								         {
							 | 
						|
								            switch (opr)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                                       \
							 | 
						|
								               case op0 : return node_allocator_->                                                              \
							 | 
						|
								                             allocate_ttt<typename details::str_xoxr_node<Type,T0,T1,range_t,op1<Type> >,T0,T1> \
							 | 
						|
								                                (s0,s1,rp1);                                                                    \
							 | 
						|
								
							 | 
						|
								               string_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T0, typename T1>
							 | 
						|
								         inline expression_node_ptr synthesize_str_xroxr_expression_impl(const details::operator_type& opr,
							 | 
						|
								                                                                         T0 s0, T1 s1,
							 | 
						|
								                                                                         range_t rp0, range_t rp1)
							 | 
						|
								         {
							 | 
						|
								            switch (opr)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                                         \
							 | 
						|
								               case op0 : return node_allocator_->                                                                \
							 | 
						|
								                             allocate_tttt<typename details::str_xroxr_node<Type,T0,T1,range_t,op1<Type> >,T0,T1> \
							 | 
						|
								                                (s0,s1,rp0,rp1);                                                                  \
							 | 
						|
								
							 | 
						|
								               string_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T0, typename T1>
							 | 
						|
								         inline expression_node_ptr synthesize_sos_expression_impl(const details::operator_type& opr, T0 s0, T1 s1)
							 | 
						|
								         {
							 | 
						|
								            switch (opr)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                                 \
							 | 
						|
								               case op0 : return node_allocator_->                                                        \
							 | 
						|
								                             allocate_tt<typename details::sos_node<Type,T0,T1,op1<Type> >,T0,T1>(s0,s1); \
							 | 
						|
								
							 | 
						|
								               string_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_sos_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string& s0 = static_cast<details::stringvar_node<Type>*>(branch[0])->ref();
							 | 
						|
								            std::string& s1 = static_cast<details::stringvar_node<Type>*>(branch[1])->ref();
							 | 
						|
								
							 | 
						|
								            return synthesize_sos_expression_impl<std::string&,std::string&>(opr,s0,s1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_sros_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string&  s0 = static_cast<details::string_range_node<Type>*>(branch[0])->ref  ();
							 | 
						|
								            std::string&  s1 = static_cast<details::stringvar_node<Type>*>   (branch[1])->ref  ();
							 | 
						|
								            range_t      rp0 = static_cast<details::string_range_node<Type>*>(branch[0])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            free_node(*node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xrox_expression_impl<std::string&,std::string&>(opr,s0,s1,rp0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_sosr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string&  s0 = static_cast<details::stringvar_node<Type>*>   (branch[0])->ref  ();
							 | 
						|
								            std::string&  s1 = static_cast<details::string_range_node<Type>*>(branch[1])->ref  ();
							 | 
						|
								            range_t      rp1 = static_cast<details::string_range_node<Type>*>(branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xoxr_expression_impl<std::string&,std::string&>(opr,s0,s1,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_socsr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string&  s0 = static_cast<details::stringvar_node<Type>*>         (branch[0])->ref  ();
							 | 
						|
								            std::string   s1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->str  ();
							 | 
						|
								            range_t      rp1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xoxr_expression_impl<std::string&,const std::string>(opr,s0,s1,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_srosr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string&  s0 = static_cast<details::string_range_node<Type>*>(branch[0])->ref  ();
							 | 
						|
								            std::string&  s1 = static_cast<details::string_range_node<Type>*>(branch[1])->ref  ();
							 | 
						|
								            range_t      rp0 = static_cast<details::string_range_node<Type>*>(branch[0])->range();
							 | 
						|
								            range_t      rp1 = static_cast<details::string_range_node<Type>*>(branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								            static_cast<details::string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								            details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xroxr_expression_impl<std::string&,std::string&>(opr,s0,s1,rp0,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_socs_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string& s0 = static_cast<     details::stringvar_node<Type>*>(branch[0])->ref();
							 | 
						|
								            std::string  s1 = static_cast<details::string_literal_node<Type>*>(branch[1])->str();
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_sos_expression_impl<std::string&,const std::string>(opr,s0,s1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csos_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string  s0 = static_cast<details::string_literal_node<Type>*>(branch[0])->str();
							 | 
						|
								            std::string& s1 = static_cast<     details::stringvar_node<Type>*>(branch[1])->ref();
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								            return synthesize_sos_expression_impl<const std::string,std::string&>(opr,s0,s1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csosr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string   s0 = static_cast<details::string_literal_node<Type>*>(branch[0])->str  ();
							 | 
						|
								            std::string&  s1 = static_cast<details::string_range_node<Type>*>  (branch[1])->ref  ();
							 | 
						|
								            range_t      rp1 = static_cast<details::string_range_node<Type>*>  (branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								            details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xoxr_expression_impl<const std::string,std::string&>(opr,s0,s1,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_srocs_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string&  s0 = static_cast<details::string_range_node<Type>*>  (branch[0])->ref  ();
							 | 
						|
								            std::string   s1 = static_cast<details::string_literal_node<Type>*>(branch[1])->str  ();
							 | 
						|
								            range_t      rp0 = static_cast<details::string_range_node<Type>*>  (branch[0])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								            details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xrox_expression_impl<std::string&,const std::string>(opr,s0,s1,rp0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_srocsr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string&  s0 = static_cast<details::string_range_node<Type>*>      (branch[0])->ref  ();
							 | 
						|
								            std::string   s1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->str  ();
							 | 
						|
								            range_t      rp0 = static_cast<details::string_range_node<Type>*>      (branch[0])->range();
							 | 
						|
								            range_t      rp1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::string_range_node<Type>*>      (branch[0])->range_ref().clear();
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								            details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xroxr_expression_impl<std::string&,const std::string>(opr,s0,s1,rp0,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csocs_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const std::string s0 = static_cast<details::string_literal_node<Type>*>(branch[0])->str();
							 | 
						|
								            const std::string s1 = static_cast<details::string_literal_node<Type>*>(branch[1])->str();
							 | 
						|
								
							 | 
						|
								            expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								            if (details::e_add == opr)
							 | 
						|
								               result = node_allocator_->allocate_c<details::string_literal_node<Type> >(s0 + s1);
							 | 
						|
								            else if (details::e_in == opr)
							 | 
						|
								               result = node_allocator_->allocate_c<details::literal_node<Type> >(details::in_op<Type>::process(s0,s1));
							 | 
						|
								            else if (details::e_like == opr)
							 | 
						|
								               result = node_allocator_->allocate_c<details::literal_node<Type> >(details::like_op<Type>::process(s0,s1));
							 | 
						|
								            else if (details::e_ilike == opr)
							 | 
						|
								               result = node_allocator_->allocate_c<details::literal_node<Type> >(details::ilike_op<Type>::process(s0,s1));
							 | 
						|
								            else
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr temp = synthesize_sos_expression_impl<const std::string,const std::string>(opr,s0,s1);
							 | 
						|
								               Type v = temp->value();
							 | 
						|
								               details::free_node(*node_allocator_,temp);
							 | 
						|
								               result = node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csocsr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const std::string s0 = static_cast<details::string_literal_node<Type>*>    (branch[0])->str  ();
							 | 
						|
								                  std::string s1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->str  ();
							 | 
						|
								            range_t          rp1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            free_node(*node_allocator_,branch[0]);
							 | 
						|
								            free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xoxr_expression_impl<const std::string,const std::string>(opr,s0,s1,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csros_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string   s0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->str  ();
							 | 
						|
								            std::string&  s1 = static_cast<details::stringvar_node<Type>*>         (branch[1])->ref  ();
							 | 
						|
								            range_t      rp0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            free_node(*node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xrox_expression_impl<const std::string,std::string&>(opr,s0,s1,rp0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csrosr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            const std::string  s0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->str  ();
							 | 
						|
								                  std::string& s1 = static_cast<details::string_range_node<Type>*>      (branch[1])->ref  ();
							 | 
						|
								            range_t           rp0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->range();
							 | 
						|
								            range_t           rp1 = static_cast<details::string_range_node<Type>*>      (branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								            static_cast<details::string_range_node<Type>*>      (branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            free_node(*node_allocator_,branch[0]);
							 | 
						|
								            free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xroxr_expression_impl<const std::string,std::string&>(opr,s0,s1,rp0,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csrocs_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string       s0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->str  ();
							 | 
						|
								            const std::string s1 = static_cast<details::string_literal_node<Type>*>    (branch[1])->str  ();
							 | 
						|
								            range_t          rp0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xrox_expression_impl<const std::string,std::string>(opr,s0,s1,rp0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_csrocsr_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            std::string   s0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->str  ();
							 | 
						|
								            std::string   s1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->str  ();
							 | 
						|
								            range_t      rp0 = static_cast<details::const_string_range_node<Type>*>(branch[0])->range();
							 | 
						|
								            range_t      rp1 = static_cast<details::const_string_range_node<Type>*>(branch[1])->range();
							 | 
						|
								
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[0])->range_ref().clear();
							 | 
						|
								            static_cast<details::const_string_range_node<Type>*>(branch[1])->range_ref().clear();
							 | 
						|
								
							 | 
						|
								            details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								            return synthesize_str_xroxr_expression_impl<const std::string,const std::string>(opr,s0,s1,rp0,rp1);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_strogen_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            switch (opr)
							 | 
						|
								            {
							 | 
						|
								               #define case_stmt(op0,op1)                                                       \
							 | 
						|
								               case op0 : return node_allocator_->                                              \
							 | 
						|
								                             allocate_ttt<typename details::str_sogens_node<Type,op1<Type> > >  \
							 | 
						|
								                                (opr,branch[0],branch[1]);                                      \
							 | 
						|
								
							 | 
						|
								               string_opr_switch_statements
							 | 
						|
								               #undef case_stmt
							 | 
						|
								               default : return error_node();
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         inline expression_node_ptr synthesize_string_expression(const details::operator_type& opr, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            if ((0 == branch[0]) || (0 == branch[1]))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            const bool b0_is_s   = details::is_string_node            (branch[0]);
							 | 
						|
								            const bool b0_is_cs  = details::is_const_string_node      (branch[0]);
							 | 
						|
								            const bool b0_is_sr  = details::is_string_range_node      (branch[0]);
							 | 
						|
								            const bool b0_is_csr = details::is_const_string_range_node(branch[0]);
							 | 
						|
								            const bool b1_is_s   = details::is_string_node            (branch[1]);
							 | 
						|
								            const bool b1_is_cs  = details::is_const_string_node      (branch[1]);
							 | 
						|
								            const bool b1_is_sr  = details::is_string_range_node      (branch[1]);
							 | 
						|
								            const bool b1_is_csr = details::is_const_string_range_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            const bool b0_is_gen = details::is_string_assignment_node (branch[0]) ||
							 | 
						|
								                                   details::is_genricstring_range_node(branch[0]) ||
							 | 
						|
								                                   details::is_string_concat_node     (branch[0]) ||
							 | 
						|
								                                   details::is_string_function_node   (branch[0]) ;
							 | 
						|
								
							 | 
						|
								            const bool b1_is_gen = details::is_string_assignment_node (branch[1]) ||
							 | 
						|
								                                   details::is_genricstring_range_node(branch[1]) ||
							 | 
						|
								                                   details::is_string_concat_node     (branch[1]) ||
							 | 
						|
								                                   details::is_string_function_node   (branch[1]) ;
							 | 
						|
								
							 | 
						|
								            if (details::e_add == opr)
							 | 
						|
								            {
							 | 
						|
								               if (!b0_is_cs || !b1_is_cs)
							 | 
						|
								               {
							 | 
						|
								                  return synthesize_expression<string_concat_node_t,2>(opr,branch);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (b0_is_gen || b1_is_gen)
							 | 
						|
								            {
							 | 
						|
								               return synthesize_strogen_expression(opr,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (b0_is_s)
							 | 
						|
								            {
							 | 
						|
								                    if (b1_is_s  ) return synthesize_sos_expression   (opr,branch);
							 | 
						|
								               else if (b1_is_cs ) return synthesize_socs_expression  (opr,branch);
							 | 
						|
								               else if (b1_is_sr ) return synthesize_sosr_expression  (opr,branch);
							 | 
						|
								               else if (b1_is_csr) return synthesize_socsr_expression (opr,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (b0_is_cs)
							 | 
						|
								            {
							 | 
						|
								                    if (b1_is_s  ) return synthesize_csos_expression  (opr,branch);
							 | 
						|
								               else if (b1_is_cs ) return synthesize_csocs_expression (opr,branch);
							 | 
						|
								               else if (b1_is_sr ) return synthesize_csosr_expression (opr,branch);
							 | 
						|
								               else if (b1_is_csr) return synthesize_csocsr_expression(opr,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (b0_is_sr)
							 | 
						|
								            {
							 | 
						|
								                    if (b1_is_s  ) return synthesize_sros_expression  (opr,branch);
							 | 
						|
								               else if (b1_is_sr ) return synthesize_srosr_expression (opr,branch);
							 | 
						|
								               else if (b1_is_cs ) return synthesize_srocs_expression (opr,branch);
							 | 
						|
								               else if (b1_is_csr) return synthesize_srocsr_expression(opr,branch);
							 | 
						|
								            }
							 | 
						|
								            else if (b0_is_csr)
							 | 
						|
								            {
							 | 
						|
								                    if (b1_is_s  ) return synthesize_csros_expression  (opr,branch);
							 | 
						|
								               else if (b1_is_sr ) return synthesize_csrosr_expression (opr,branch);
							 | 
						|
								               else if (b1_is_cs ) return synthesize_csrocs_expression (opr,branch);
							 | 
						|
								               else if (b1_is_csr) return synthesize_csrocsr_expression(opr,branch);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         #else
							 | 
						|
								         inline expression_node_ptr synthesize_string_expression(const details::operator_type&, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         #ifndef exprtk_disable_string_capabilities
							 | 
						|
								         inline expression_node_ptr synthesize_string_expression(const details::operator_type& opr, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            if (details::e_inrange != opr)
							 | 
						|
								               return error_node();
							 | 
						|
								            else if ((0 == branch[0]) || (0 == branch[1]) || (0 == branch[2]))
							 | 
						|
								            {
							 | 
						|
								               details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      details::is_const_string_node(branch[0]) &&
							 | 
						|
								                      details::is_const_string_node(branch[1]) &&
							 | 
						|
								                      details::is_const_string_node(branch[2])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               const std::string s0 = static_cast<details::string_literal_node<Type>*>(branch[0])->str();
							 | 
						|
								               const std::string s1 = static_cast<details::string_literal_node<Type>*>(branch[1])->str();
							 | 
						|
								               const std::string s2 = static_cast<details::string_literal_node<Type>*>(branch[2])->str();
							 | 
						|
								
							 | 
						|
								               Type v = (((s0 <= s1) && (s1 <= s2)) ? Type(1) : Type(0));
							 | 
						|
								               details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate_c<details::literal_node<Type> >(v);
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      details::is_string_node(branch[0]) &&
							 | 
						|
								                      details::is_string_node(branch[1]) &&
							 | 
						|
								                      details::is_string_node(branch[2])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               std::string& s0 = static_cast<details::stringvar_node<Type>*>(branch[0])->ref();
							 | 
						|
								               std::string& s1 = static_cast<details::stringvar_node<Type>*>(branch[1])->ref();
							 | 
						|
								               std::string& s2 = static_cast<details::stringvar_node<Type>*>(branch[2])->ref();
							 | 
						|
								
							 | 
						|
								               typedef typename details::sosos_node<Type,std::string&,std::string&,std::string&,details::inrange_op<Type> > inrange_t;
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate_type<inrange_t,std::string&,std::string&,std::string&>(s0,s1,s2);
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      details::is_const_string_node(branch[0]) &&
							 | 
						|
								                            details::is_string_node(branch[1]) &&
							 | 
						|
								                      details::is_const_string_node(branch[2])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               std::string  s0 = static_cast<details::string_literal_node<Type>*>(branch[0])->str();
							 | 
						|
								               std::string& s1 = static_cast<     details::stringvar_node<Type>*>(branch[1])->ref();
							 | 
						|
								               std::string  s2 = static_cast<details::string_literal_node<Type>*>(branch[2])->str();
							 | 
						|
								
							 | 
						|
								               typedef typename details::sosos_node<Type,std::string,std::string&,std::string,details::inrange_op<Type> > inrange_t;
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								               details::free_node(*node_allocator_,branch[2]);
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate_type<inrange_t,std::string,std::string&,std::string>(s0,s1,s2);
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                            details::is_string_node(branch[0]) &&
							 | 
						|
								                      details::is_const_string_node(branch[1]) &&
							 | 
						|
								                            details::is_string_node(branch[2])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               std::string&  s0 = static_cast<     details::stringvar_node<Type>*>(branch[0])->ref();
							 | 
						|
								               std::string   s1 = static_cast<details::string_literal_node<Type>*>(branch[1])->str();
							 | 
						|
								               std::string&  s2 = static_cast<     details::stringvar_node<Type>*>(branch[2])->ref();
							 | 
						|
								
							 | 
						|
								               typedef typename details::sosos_node<Type,std::string&,std::string,std::string&,details::inrange_op<Type> > inrange_t;
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate_type<inrange_t,std::string&,std::string,std::string&>(s0,s1,s2);
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      details::is_string_node(branch[0]) &&
							 | 
						|
								                      details::is_string_node(branch[1]) &&
							 | 
						|
								                      details::is_const_string_node(branch[2])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               std::string& s0 = static_cast<     details::stringvar_node<Type>*>(branch[0])->ref();
							 | 
						|
								               std::string& s1 = static_cast<     details::stringvar_node<Type>*>(branch[1])->ref();
							 | 
						|
								               std::string  s2 = static_cast<details::string_literal_node<Type>*>(branch[2])->str();
							 | 
						|
								
							 | 
						|
								               typedef typename details::sosos_node<Type,std::string&,std::string&,std::string,details::inrange_op<Type> > inrange_t;
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[2]);
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate_type<inrange_t,std::string&,std::string&,std::string>(s0,s1,s2);
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      details::is_const_string_node(branch[0]) &&
							 | 
						|
								                      details::      is_string_node(branch[1]) &&
							 | 
						|
								                      details::      is_string_node(branch[2])
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               std::string  s0 = static_cast<details::string_literal_node<Type>*>(branch[0])->str();
							 | 
						|
								               std::string& s1 = static_cast<     details::stringvar_node<Type>*>(branch[1])->ref();
							 | 
						|
								               std::string& s2 = static_cast<     details::stringvar_node<Type>*>(branch[2])->ref();
							 | 
						|
								
							 | 
						|
								               typedef typename details::sosos_node<Type,std::string,std::string&,std::string&,details::inrange_op<Type> > inrange_t;
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate_type<inrange_t,std::string,std::string&,std::string&>(s0,s1,s2);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								         #else
							 | 
						|
								         inline expression_node_ptr synthesize_string_expression(const details::operator_type&, expression_node_ptr (&branch)[3])
							 | 
						|
								         {
							 | 
						|
								            details::free_all_nodes(*node_allocator_,branch);
							 | 
						|
								            return error_node();
							 | 
						|
								         }
							 | 
						|
								         #endif
							 | 
						|
								
							 | 
						|
								         inline expression_node_ptr synthesize_null_expression(const details::operator_type& operation, expression_node_ptr (&branch)[2])
							 | 
						|
								         {
							 | 
						|
								            /*
							 | 
						|
								             Note: The following are the type promotion rules
							 | 
						|
								             that relate to operations that include 'null':
							 | 
						|
								             0. null ==/!=     null --> true false
							 | 
						|
								             1. null operation null --> null
							 | 
						|
								             2. x    ==/!=     null --> true/false
							 | 
						|
								             3. null ==/!=     x    --> true/false
							 | 
						|
								             4. x   operation  null --> x
							 | 
						|
								             5. null operation x    --> x
							 | 
						|
								            */
							 | 
						|
								
							 | 
						|
								            typedef typename details::null_eq_node<T> nulleq_node_t;
							 | 
						|
								
							 | 
						|
								            bool b0_null = details::is_null_node(branch[0]);
							 | 
						|
								            bool b1_null = details::is_null_node(branch[1]);
							 | 
						|
								
							 | 
						|
								            if (b0_null && b1_null)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = error_node();
							 | 
						|
								
							 | 
						|
								               if (details::e_eq == operation)
							 | 
						|
								                  result = node_allocator_->allocate_c<literal_node_t>(T(1));
							 | 
						|
								               else if (details::e_ne == operation)
							 | 
						|
								                  result = node_allocator_->allocate_c<literal_node_t>(T(0));
							 | 
						|
								
							 | 
						|
								               if (result)
							 | 
						|
								               {
							 | 
						|
								                  details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								                  details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								                  return result;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								
							 | 
						|
								               return branch[0];
							 | 
						|
								            }
							 | 
						|
								            else if (details::e_eq == operation)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = node_allocator_->
							 | 
						|
								                                                allocate_rc<nulleq_node_t>(branch[b0_null ? 0 : 1],true);
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[b0_null ? 1 : 0]);
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else if (details::e_ne == operation)
							 | 
						|
								            {
							 | 
						|
								               expression_node_ptr result = node_allocator_->
							 | 
						|
								                                                allocate_rc<nulleq_node_t>(branch[b0_null ? 0 : 1],false);
							 | 
						|
								
							 | 
						|
								               details::free_node(*node_allocator_,branch[b0_null ? 1 : 0]);
							 | 
						|
								
							 | 
						|
								               return result;
							 | 
						|
								            }
							 | 
						|
								            else if (b0_null)
							 | 
						|
								            {
							 | 
						|
								               details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								               branch[0] = branch[1];
							 | 
						|
								               branch[1] = error_node();
							 | 
						|
								            }
							 | 
						|
								            else if (b1_null)
							 | 
						|
								            {
							 | 
						|
								               details::free_node(*node_allocator_,branch[1]);
							 | 
						|
								               branch[1] = error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (details::e_add == operation) || (details::e_sub == operation) ||
							 | 
						|
								                 (details::e_mul == operation) || (details::e_div == operation) ||
							 | 
						|
								                 (details::e_mod == operation) || (details::e_pow == operation)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               return branch[0];
							 | 
						|
								            }
							 | 
						|
								            else if (
							 | 
						|
								                      (details::e_lt    == operation) || (details::e_lte  == operation) ||
							 | 
						|
								                      (details::e_gt    == operation) || (details::e_gte  == operation) ||
							 | 
						|
								                      (details::e_and   == operation) || (details::e_nand == operation) ||
							 | 
						|
								                      (details::e_or    == operation) || (details::e_nor  == operation) ||
							 | 
						|
								                      (details::e_xor   == operation) || (details::e_xnor == operation) ||
							 | 
						|
								                      (details::e_in    == operation) || (details::e_like == operation) ||
							 | 
						|
								                      (details::e_ilike == operation)
							 | 
						|
								                    )
							 | 
						|
								            {
							 | 
						|
								               return node_allocator_->allocate_c<literal_node_t>(T(0));
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            details::free_node(*node_allocator_,branch[0]);
							 | 
						|
								
							 | 
						|
								            return node_allocator_->allocate<details::null_node<Type> >();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename NodeType, std::size_t N>
							 | 
						|
								         inline expression_node_ptr synthesize_expression(const details::operator_type& operation, expression_node_ptr (&branch)[N])
							 | 
						|
								         {
							 | 
						|
								            if (
							 | 
						|
								                 (details::e_in    == operation) ||
							 | 
						|
								                 (details::e_like  == operation) ||
							 | 
						|
								                 (details::e_ilike == operation)
							 | 
						|
								               )
							 | 
						|
								               return error_node();
							 | 
						|
								            else if (!details::all_nodes_valid<N>(branch))
							 | 
						|
								            {
							 | 
						|
								               free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else if ((details::e_default != operation))
							 | 
						|
								            {
							 | 
						|
								               // Attempt simple constant folding optimization.
							 | 
						|
								               expression_node_ptr expression_point = node_allocator_->allocate<NodeType>(operation,branch);
							 | 
						|
								
							 | 
						|
								               if (is_constant_foldable<N>(branch))
							 | 
						|
								               {
							 | 
						|
								                  Type v = expression_point->value();
							 | 
						|
								                  details::free_node(*node_allocator_,expression_point);
							 | 
						|
								
							 | 
						|
								                  return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  return expression_point;
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return error_node();
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename NodeType, std::size_t N>
							 | 
						|
								         inline expression_node_ptr synthesize_expression(F* f, expression_node_ptr (&branch)[N])
							 | 
						|
								         {
							 | 
						|
								            if (!details::all_nodes_valid<N>(branch))
							 | 
						|
								            {
							 | 
						|
								               free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            typedef typename details::function_N_node<T,ifunction_t,N> function_N_node_t;
							 | 
						|
								
							 | 
						|
								            // Attempt simple constant folding optimization.
							 | 
						|
								
							 | 
						|
								            expression_node_ptr expression_point = node_allocator_->allocate<NodeType>(f);
							 | 
						|
								            function_N_node_t* func_node_ptr = dynamic_cast<function_N_node_t*>(expression_point);
							 | 
						|
								
							 | 
						|
								            if (0 == func_node_ptr)
							 | 
						|
								            {
							 | 
						|
								               free_all_nodes(*node_allocator_,branch);
							 | 
						|
								
							 | 
						|
								               return error_node();
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               func_node_ptr->init_branches(branch);
							 | 
						|
								
							 | 
						|
								            if (is_constant_foldable<N>(branch) && !f->has_side_effects)
							 | 
						|
								            {
							 | 
						|
								               Type v = expression_point->value();
							 | 
						|
								               details::free_node(*node_allocator_,expression_point);
							 | 
						|
								
							 | 
						|
								               return node_allocator_->allocate<literal_node_t>(v);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return expression_point;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         bool strength_reduction_enabled_;
							 | 
						|
								         details::node_allocator* node_allocator_;
							 | 
						|
								         synthesize_map_t synthesize_map_;
							 | 
						|
								         unary_op_map_t* unary_op_map_;
							 | 
						|
								         binary_op_map_t* binary_op_map_;
							 | 
						|
								         inv_binary_op_map_t* inv_binary_op_map_;
							 | 
						|
								         sf3_map_t* sf3_map_;
							 | 
						|
								         sf4_map_t* sf4_map_;
							 | 
						|
								         parser_t* parser_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      inline void set_error(const parser_error::type& error_type)
							 | 
						|
								      {
							 | 
						|
								         error_list_.push_back(error_type);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void remove_last_error()
							 | 
						|
								      {
							 | 
						|
								         if (!error_list_.empty())
							 | 
						|
								         {
							 | 
						|
								            error_list_.pop_back();
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void set_synthesis_error(const std::string& synthesis_error_message)
							 | 
						|
								      {
							 | 
						|
								         if (synthesis_error_.empty())
							 | 
						|
								         {
							 | 
						|
								            synthesis_error_ = synthesis_error_message;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void register_local_vars(expression<T>& e)
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < sem_.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            scope_element& se = sem_.get_element(i);
							 | 
						|
								
							 | 
						|
								            if (
							 | 
						|
								                 (scope_element::e_variable == se.type) ||
							 | 
						|
								                 (scope_element::e_vecelem  == se.type)
							 | 
						|
								               )
							 | 
						|
								            {
							 | 
						|
								               if (se.var_node)
							 | 
						|
								               {
							 | 
						|
								                  e.register_local_var(se.var_node);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (se.data)
							 | 
						|
								               {
							 | 
						|
								                  e.register_local_data(se.data,1);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								            else if (scope_element::e_vector == se.type)
							 | 
						|
								            {
							 | 
						|
								               if (se.vec_node)
							 | 
						|
								               {
							 | 
						|
								                  e.register_local_var (se.vec_node);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (se.data)
							 | 
						|
								               {
							 | 
						|
								                  e.register_local_data(se.data,se.size,true);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            se.var_node  = 0;
							 | 
						|
								            se.vec_node  = 0;
							 | 
						|
								            se.data      = 0;
							 | 
						|
								            se.ref_count = 0;
							 | 
						|
								            se.active    = false;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void load_unary_operations_map(unary_op_map_t& m)
							 | 
						|
								      {
							 | 
						|
								         #define register_unary_op(Op,UnaryFunctor)             \
							 | 
						|
								         m.insert(std::make_pair(Op,UnaryFunctor<T>::process)); \
							 | 
						|
								
							 | 
						|
								         register_unary_op(details::  e_abs,details::  abs_op)
							 | 
						|
								         register_unary_op(details:: e_acos,details:: acos_op)
							 | 
						|
								         register_unary_op(details::e_acosh,details::acosh_op)
							 | 
						|
								         register_unary_op(details:: e_asin,details:: asin_op)
							 | 
						|
								         register_unary_op(details::e_asinh,details::asinh_op)
							 | 
						|
								         register_unary_op(details::e_atanh,details::atanh_op)
							 | 
						|
								         register_unary_op(details:: e_ceil,details:: ceil_op)
							 | 
						|
								         register_unary_op(details::  e_cos,details::  cos_op)
							 | 
						|
								         register_unary_op(details:: e_cosh,details:: cosh_op)
							 | 
						|
								         register_unary_op(details::  e_exp,details::  exp_op)
							 | 
						|
								         register_unary_op(details::e_expm1,details::expm1_op)
							 | 
						|
								         register_unary_op(details::e_floor,details::floor_op)
							 | 
						|
								         register_unary_op(details::  e_log,details::  log_op)
							 | 
						|
								         register_unary_op(details::e_log10,details::log10_op)
							 | 
						|
								         register_unary_op(details:: e_log2,details:: log2_op)
							 | 
						|
								         register_unary_op(details::e_log1p,details::log1p_op)
							 | 
						|
								         register_unary_op(details::  e_neg,details::  neg_op)
							 | 
						|
								         register_unary_op(details::  e_pos,details::  pos_op)
							 | 
						|
								         register_unary_op(details::e_round,details::round_op)
							 | 
						|
								         register_unary_op(details::  e_sin,details::  sin_op)
							 | 
						|
								         register_unary_op(details:: e_sinc,details:: sinc_op)
							 | 
						|
								         register_unary_op(details:: e_sinh,details:: sinh_op)
							 | 
						|
								         register_unary_op(details:: e_sqrt,details:: sqrt_op)
							 | 
						|
								         register_unary_op(details::  e_tan,details::  tan_op)
							 | 
						|
								         register_unary_op(details:: e_tanh,details:: tanh_op)
							 | 
						|
								         register_unary_op(details::  e_cot,details::  cot_op)
							 | 
						|
								         register_unary_op(details::  e_sec,details::  sec_op)
							 | 
						|
								         register_unary_op(details::  e_csc,details::  csc_op)
							 | 
						|
								         register_unary_op(details::  e_r2d,details::  r2d_op)
							 | 
						|
								         register_unary_op(details::  e_d2r,details::  d2r_op)
							 | 
						|
								         register_unary_op(details::  e_d2g,details::  d2g_op)
							 | 
						|
								         register_unary_op(details::  e_g2d,details::  g2d_op)
							 | 
						|
								         register_unary_op(details:: e_notl,details:: notl_op)
							 | 
						|
								         register_unary_op(details::  e_sgn,details::  sgn_op)
							 | 
						|
								         register_unary_op(details::  e_erf,details::  erf_op)
							 | 
						|
								         register_unary_op(details:: e_erfc,details:: erfc_op)
							 | 
						|
								         register_unary_op(details:: e_ncdf,details:: ncdf_op)
							 | 
						|
								         register_unary_op(details:: e_frac,details:: frac_op)
							 | 
						|
								         register_unary_op(details::e_trunc,details::trunc_op)
							 | 
						|
								         #undef register_unary_op
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void load_binary_operations_map(binary_op_map_t& m)
							 | 
						|
								      {
							 | 
						|
								         typedef typename binary_op_map_t::value_type value_type;
							 | 
						|
								
							 | 
						|
								         #define register_binary_op(Op,BinaryFunctor)        \
							 | 
						|
								         m.insert(value_type(Op,BinaryFunctor<T>::process)); \
							 | 
						|
								
							 | 
						|
								         register_binary_op(details:: e_add,details:: add_op)
							 | 
						|
								         register_binary_op(details:: e_sub,details:: sub_op)
							 | 
						|
								         register_binary_op(details:: e_mul,details:: mul_op)
							 | 
						|
								         register_binary_op(details:: e_div,details:: div_op)
							 | 
						|
								         register_binary_op(details:: e_mod,details:: mod_op)
							 | 
						|
								         register_binary_op(details:: e_pow,details:: pow_op)
							 | 
						|
								         register_binary_op(details::  e_lt,details::  lt_op)
							 | 
						|
								         register_binary_op(details:: e_lte,details:: lte_op)
							 | 
						|
								         register_binary_op(details::  e_gt,details::  gt_op)
							 | 
						|
								         register_binary_op(details:: e_gte,details:: gte_op)
							 | 
						|
								         register_binary_op(details::  e_eq,details::  eq_op)
							 | 
						|
								         register_binary_op(details::  e_ne,details::  ne_op)
							 | 
						|
								         register_binary_op(details:: e_and,details:: and_op)
							 | 
						|
								         register_binary_op(details::e_nand,details::nand_op)
							 | 
						|
								         register_binary_op(details::  e_or,details::  or_op)
							 | 
						|
								         register_binary_op(details:: e_nor,details:: nor_op)
							 | 
						|
								         register_binary_op(details:: e_xor,details:: xor_op)
							 | 
						|
								         register_binary_op(details::e_xnor,details::xnor_op)
							 | 
						|
								         #undef register_binary_op
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void load_inv_binary_operations_map(inv_binary_op_map_t& m)
							 | 
						|
								      {
							 | 
						|
								         typedef typename inv_binary_op_map_t::value_type value_type;
							 | 
						|
								
							 | 
						|
								         #define register_binary_op(Op,BinaryFunctor)        \
							 | 
						|
								         m.insert(value_type(BinaryFunctor<T>::process,Op)); \
							 | 
						|
								
							 | 
						|
								         register_binary_op(details:: e_add,details:: add_op)
							 | 
						|
								         register_binary_op(details:: e_sub,details:: sub_op)
							 | 
						|
								         register_binary_op(details:: e_mul,details:: mul_op)
							 | 
						|
								         register_binary_op(details:: e_div,details:: div_op)
							 | 
						|
								         register_binary_op(details:: e_mod,details:: mod_op)
							 | 
						|
								         register_binary_op(details:: e_pow,details:: pow_op)
							 | 
						|
								         register_binary_op(details::  e_lt,details::  lt_op)
							 | 
						|
								         register_binary_op(details:: e_lte,details:: lte_op)
							 | 
						|
								         register_binary_op(details::  e_gt,details::  gt_op)
							 | 
						|
								         register_binary_op(details:: e_gte,details:: gte_op)
							 | 
						|
								         register_binary_op(details::  e_eq,details::  eq_op)
							 | 
						|
								         register_binary_op(details::  e_ne,details::  ne_op)
							 | 
						|
								         register_binary_op(details:: e_and,details:: and_op)
							 | 
						|
								         register_binary_op(details::e_nand,details::nand_op)
							 | 
						|
								         register_binary_op(details::  e_or,details::  or_op)
							 | 
						|
								         register_binary_op(details:: e_nor,details:: nor_op)
							 | 
						|
								         register_binary_op(details:: e_xor,details:: xor_op)
							 | 
						|
								         register_binary_op(details::e_xnor,details::xnor_op)
							 | 
						|
								         #undef register_binary_op
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void load_sf3_map(sf3_map_t& sf3_map)
							 | 
						|
								      {
							 | 
						|
								         typedef std::pair<trinary_functor_t,details::operator_type> pair_t;
							 | 
						|
								
							 | 
						|
								         #define register_sf3(Op)                                                                             \
							 | 
						|
								         sf3_map[details::sf##Op##_op<T>::id()] = pair_t(details::sf##Op##_op<T>::process,details::e_sf##Op); \
							 | 
						|
								
							 | 
						|
								         register_sf3(00) register_sf3(01) register_sf3(02) register_sf3(03)
							 | 
						|
								         register_sf3(04) register_sf3(05) register_sf3(06) register_sf3(07)
							 | 
						|
								         register_sf3(08) register_sf3(09) register_sf3(10) register_sf3(11)
							 | 
						|
								         register_sf3(12) register_sf3(13) register_sf3(14) register_sf3(15)
							 | 
						|
								         register_sf3(16) register_sf3(17) register_sf3(18) register_sf3(19)
							 | 
						|
								         register_sf3(20) register_sf3(21) register_sf3(22) register_sf3(23)
							 | 
						|
								         register_sf3(24) register_sf3(25) register_sf3(26) register_sf3(27)
							 | 
						|
								         register_sf3(28) register_sf3(29) register_sf3(30)
							 | 
						|
								         #undef register_sf3
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void load_sf4_map(sf4_map_t& sf4_map)
							 | 
						|
								      {
							 | 
						|
								         typedef std::pair<quaternary_functor_t,details::operator_type> pair_t;
							 | 
						|
								
							 | 
						|
								         #define register_sf4(Op)                                                                             \
							 | 
						|
								         sf4_map[details::sf##Op##_op<T>::id()] = pair_t(details::sf##Op##_op<T>::process,details::e_sf##Op); \
							 | 
						|
								
							 | 
						|
								         register_sf4(48) register_sf4(49) register_sf4(50) register_sf4(51)
							 | 
						|
								         register_sf4(52) register_sf4(53) register_sf4(54) register_sf4(55)
							 | 
						|
								         register_sf4(56) register_sf4(57) register_sf4(58) register_sf4(59)
							 | 
						|
								         register_sf4(60) register_sf4(61) register_sf4(62) register_sf4(63)
							 | 
						|
								         register_sf4(64) register_sf4(65) register_sf4(66) register_sf4(67)
							 | 
						|
								         register_sf4(68) register_sf4(69) register_sf4(70) register_sf4(71)
							 | 
						|
								         register_sf4(72) register_sf4(73) register_sf4(74) register_sf4(75)
							 | 
						|
								         register_sf4(76) register_sf4(77) register_sf4(78) register_sf4(79)
							 | 
						|
								         register_sf4(80) register_sf4(81) register_sf4(82) register_sf4(83)
							 | 
						|
								         #undef register_sf4
							 | 
						|
								
							 | 
						|
								         #define register_sf4ext(Op)                                                                                    \
							 | 
						|
								         sf4_map[details::sfext##Op##_op<T>::id()] = pair_t(details::sfext##Op##_op<T>::process,details::e_sf4ext##Op); \
							 | 
						|
								
							 | 
						|
								         register_sf4ext(00) register_sf4ext(01) register_sf4ext(02) register_sf4ext(03)
							 | 
						|
								         register_sf4ext(04) register_sf4ext(05) register_sf4ext(06) register_sf4ext(07)
							 | 
						|
								         register_sf4ext(08) register_sf4ext(09) register_sf4ext(10) register_sf4ext(11)
							 | 
						|
								         register_sf4ext(12) register_sf4ext(13) register_sf4ext(14) register_sf4ext(15)
							 | 
						|
								         register_sf4ext(16) register_sf4ext(17) register_sf4ext(18) register_sf4ext(19)
							 | 
						|
								         register_sf4ext(20) register_sf4ext(21) register_sf4ext(22) register_sf4ext(23)
							 | 
						|
								         register_sf4ext(24) register_sf4ext(25) register_sf4ext(26) register_sf4ext(27)
							 | 
						|
								         register_sf4ext(28) register_sf4ext(29) register_sf4ext(30) register_sf4ext(31)
							 | 
						|
								         register_sf4ext(32) register_sf4ext(33) register_sf4ext(34) register_sf4ext(35)
							 | 
						|
								         register_sf4ext(36) register_sf4ext(36) register_sf4ext(38) register_sf4ext(39)
							 | 
						|
								         register_sf4ext(40) register_sf4ext(41) register_sf4ext(42) register_sf4ext(43)
							 | 
						|
								         register_sf4ext(44) register_sf4ext(45) register_sf4ext(46) register_sf4ext(47)
							 | 
						|
								         register_sf4ext(48) register_sf4ext(49) register_sf4ext(50) register_sf4ext(51)
							 | 
						|
								         register_sf4ext(52) register_sf4ext(53) register_sf4ext(54) register_sf4ext(55)
							 | 
						|
								         register_sf4ext(56) register_sf4ext(57) register_sf4ext(58) register_sf4ext(59)
							 | 
						|
								         #undef register_sf4ext
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      parser(const parser<T>&);
							 | 
						|
								      parser<T>& operator=(const parser<T>&);
							 | 
						|
								
							 | 
						|
								      lexer::generator lexer_;
							 | 
						|
								      lexer::token current_token_;
							 | 
						|
								      lexer::token store_current_token_;
							 | 
						|
								      expression_generator<T> expression_generator_;
							 | 
						|
								      details::node_allocator node_allocator_;
							 | 
						|
								      symbol_table_t symbol_table_;
							 | 
						|
								      dependent_entity_collector dec_;
							 | 
						|
								      std::size_t compile_options_;
							 | 
						|
								      std::deque<parser_error::type> error_list_;
							 | 
						|
								      std::deque<bool> brkcnt_list_;
							 | 
						|
								      bool resolve_unknown_symbol_;
							 | 
						|
								      bool vardef_disabled_;
							 | 
						|
								      std::size_t scope_depth_;
							 | 
						|
								      unknown_symbol_resolver* unknown_symbol_resolver_;
							 | 
						|
								      unknown_symbol_resolver default_usr_;
							 | 
						|
								      base_ops_map_t base_ops_map_;
							 | 
						|
								      unary_op_map_t unary_op_map_;
							 | 
						|
								      binary_op_map_t binary_op_map_;
							 | 
						|
								      inv_binary_op_map_t inv_binary_op_map_;
							 | 
						|
								      sf3_map_t sf3_map_;
							 | 
						|
								      sf4_map_t sf4_map_;
							 | 
						|
								      std::string synthesis_error_;
							 | 
						|
								      scope_element_manager sem_;
							 | 
						|
								
							 | 
						|
								      lexer::helper::helper_assembly helper_assembly_;
							 | 
						|
								
							 | 
						|
								      lexer::helper::commutative_inserter commutative_inserter_;
							 | 
						|
								      lexer::helper::operator_joiner      operator_joiner_2_;
							 | 
						|
								      lexer::helper::operator_joiner      operator_joiner_3_;
							 | 
						|
								      lexer::helper::symbol_replacer      symbol_replacer_;
							 | 
						|
								      lexer::helper::bracket_checker      bracket_checker_;
							 | 
						|
								      lexer::helper::numeric_checker      numeric_checker_;
							 | 
						|
								      lexer::helper::sequence_validator   sequence_validator_;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T integrate(expression<T>& e,
							 | 
						|
								                      T& x,
							 | 
						|
								                      const T& r0, const T& r1,
							 | 
						|
								                      const std::size_t number_of_intervals = 1000000)
							 | 
						|
								   {
							 | 
						|
								      if (r0 > r1)
							 | 
						|
								         return T(0);
							 | 
						|
								
							 | 
						|
								      T h = (r1 - r0) / (T(2) * number_of_intervals);
							 | 
						|
								      T total_area = T(0);
							 | 
						|
								
							 | 
						|
								      for (std::size_t i = 0; i < number_of_intervals; ++i)
							 | 
						|
								      {
							 | 
						|
								         x = r0 + T(2) * i * h;
							 | 
						|
								         T y0 = e.value(); x += h;
							 | 
						|
								         T y1 = e.value(); x += h;
							 | 
						|
								         T y2 = e.value(); x += h;
							 | 
						|
								         total_area += h * (y0 + T(4) * y1 + y2) / T(3);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      return total_area;
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T integrate(expression<T>& e,
							 | 
						|
								                      const std::string& variable_name,
							 | 
						|
								                      const T& r0, const T& r1,
							 | 
						|
								                      const std::size_t number_of_intervals = 1000000)
							 | 
						|
								   {
							 | 
						|
								      symbol_table<T>& sym_table = e.get_symbol_table();
							 | 
						|
								
							 | 
						|
								      if (!sym_table.valid())
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								
							 | 
						|
								      details::variable_node<T>* var = sym_table.get_variable(variable_name);
							 | 
						|
								
							 | 
						|
								      if (var)
							 | 
						|
								      {
							 | 
						|
								         T& x = var->ref();
							 | 
						|
								         T  x_original = x;
							 | 
						|
								         T result = integrate(e,x,r0,r1,number_of_intervals);
							 | 
						|
								         x = x_original;
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T derivative(expression<T>& e,
							 | 
						|
								                       T& x,
							 | 
						|
								                       const T& h = T(0.00000001))
							 | 
						|
								   {
							 | 
						|
								      T x_init = x;
							 | 
						|
								      x = x_init + T(2) * h;
							 | 
						|
								      T y0 = e.value();
							 | 
						|
								      x = x_init + h;
							 | 
						|
								      T y1 = e.value();
							 | 
						|
								      x = x_init - h;
							 | 
						|
								      T y2 = e.value();
							 | 
						|
								      x = x_init - T(2) * h;
							 | 
						|
								      T y3 = e.value();
							 | 
						|
								      x = x_init;
							 | 
						|
								
							 | 
						|
								      return (-y0 + T(8) * (y1 - y2) + y3) / (T(12) * h);
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T second_derivative(expression<T>& e,
							 | 
						|
								                              T& x,
							 | 
						|
								                              const T& h = T(0.00001))
							 | 
						|
								   {
							 | 
						|
								      T y = e.value();
							 | 
						|
								      T x_init = x;
							 | 
						|
								      x = x_init + T(2) * h;
							 | 
						|
								      T y0 = e.value();
							 | 
						|
								      x = x_init + h;
							 | 
						|
								      T y1 = e.value();
							 | 
						|
								      x = x_init - h;
							 | 
						|
								      T y2 = e.value();
							 | 
						|
								      x = x_init - T(2) * h;
							 | 
						|
								      T y3 = e.value();
							 | 
						|
								      x = x_init;
							 | 
						|
								
							 | 
						|
								      return (-y0 + T(16) * (y1 + y2) - T(30) * y - y3) / (T(12) * h * h);
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T third_derivative(expression<T>& e,
							 | 
						|
								                             T& x,
							 | 
						|
								                             const T& h = T(0.0001))
							 | 
						|
								   {
							 | 
						|
								      T x_init = x;
							 | 
						|
								      x = x_init + T(2) * h;
							 | 
						|
								      T y0 = e.value();
							 | 
						|
								      x = x_init + h;
							 | 
						|
								      T y1 = e.value();
							 | 
						|
								      x = x_init - h;
							 | 
						|
								      T y2 = e.value();
							 | 
						|
								      x = x_init - T(2) * h;
							 | 
						|
								      T y3 = e.value();
							 | 
						|
								      x = x_init;
							 | 
						|
								
							 | 
						|
								      return (y0 + T(2) * (y2 - y1) - y3) / (T(2) * h * h * h);
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T derivative(expression<T>& e,
							 | 
						|
								                       const std::string& variable_name,
							 | 
						|
								                       const T& h = T(0.00000001))
							 | 
						|
								   {
							 | 
						|
								      symbol_table<T>& sym_table = e.get_symbol_table();
							 | 
						|
								
							 | 
						|
								      if (!sym_table.valid())
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      details::variable_node<T>* var = sym_table.get_variable(variable_name);
							 | 
						|
								
							 | 
						|
								      if (var)
							 | 
						|
								      {
							 | 
						|
								         T& x = var->ref();
							 | 
						|
								         T x_original = x;
							 | 
						|
								         T result = derivative(e,x,h);
							 | 
						|
								         x = x_original;
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T second_derivative(expression<T>& e,
							 | 
						|
								                              const std::string& variable_name,
							 | 
						|
								                              const T& h = T(0.00001))
							 | 
						|
								   {
							 | 
						|
								      symbol_table<T>& sym_table = e.get_symbol_table();
							 | 
						|
								
							 | 
						|
								      if (!sym_table.valid())
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      details::variable_node<T>* var = sym_table.get_variable(variable_name);
							 | 
						|
								
							 | 
						|
								      if (var)
							 | 
						|
								      {
							 | 
						|
								         T& x = var->ref();
							 | 
						|
								         T x_original = x;
							 | 
						|
								         T result = second_derivative(e,x,h);
							 | 
						|
								         x = x_original;
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline T third_derivative(expression<T>& e,
							 | 
						|
								                             const std::string& variable_name,
							 | 
						|
								                             const T& h = T(0.0001))
							 | 
						|
								   {
							 | 
						|
								      symbol_table<T>& sym_table = e.get_symbol_table();
							 | 
						|
								
							 | 
						|
								      if (!sym_table.valid())
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      details::variable_node<T>* var = sym_table.get_variable(variable_name);
							 | 
						|
								
							 | 
						|
								      if (var)
							 | 
						|
								      {
							 | 
						|
								         T& x = var->ref();
							 | 
						|
								         T x_original = x;
							 | 
						|
								         T result = third_derivative(e,x,h);
							 | 
						|
								         x = x_original;
							 | 
						|
								
							 | 
						|
								         return result;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   /*
							 | 
						|
								      Note: The following 'compute' routines are simple helpers,
							 | 
						|
								      for quickly setting up the required pieces of code in order
							 | 
						|
								      to evaluate an expression. By virtue of how they operate
							 | 
						|
								      there will be an overhead with regards to their setup and
							 | 
						|
								      teardown and hence should not be used in time critical
							 | 
						|
								      sections of code.
							 | 
						|
								      Furthermore they only assume a small sub set of variables - no
							 | 
						|
								      string variables or user defined functions.
							 | 
						|
								   */
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline bool compute(const std::string& expression_string, T& result)
							 | 
						|
								   {
							 | 
						|
								      // No variables
							 | 
						|
								      symbol_table<T> symbol_table;
							 | 
						|
								      symbol_table.add_constants();
							 | 
						|
								
							 | 
						|
								      expression<T> expression;
							 | 
						|
								      parser<T> parser;
							 | 
						|
								
							 | 
						|
								      if (parser.compile(expression_string,expression))
							 | 
						|
								      {
							 | 
						|
								         result = expression.value();
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return false;
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline bool compute(const std::string& expression_string,
							 | 
						|
								                       const T& x,
							 | 
						|
								                       T& result)
							 | 
						|
								   {
							 | 
						|
								      // Only 'x'
							 | 
						|
								      static const std::string x_var("x");
							 | 
						|
								
							 | 
						|
								      symbol_table<T> symbol_table;
							 | 
						|
								      symbol_table.add_constants();
							 | 
						|
								      symbol_table.add_variable(x_var,x);
							 | 
						|
								
							 | 
						|
								      expression<T> expression;
							 | 
						|
								      parser<T> parser;
							 | 
						|
								
							 | 
						|
								      if (parser.compile(expression_string,expression))
							 | 
						|
								      {
							 | 
						|
								         result = expression.value();
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return false;
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline bool compute(const std::string& expression_string,
							 | 
						|
								                       const T&x, const T& y,
							 | 
						|
								                       T& result)
							 | 
						|
								   {
							 | 
						|
								      // Only 'x' and 'y'
							 | 
						|
								      static const std::string x_var("x");
							 | 
						|
								      static const std::string y_var("y");
							 | 
						|
								
							 | 
						|
								      symbol_table<T> symbol_table;
							 | 
						|
								      symbol_table.add_constants();
							 | 
						|
								      symbol_table.add_variable(x_var,x);
							 | 
						|
								      symbol_table.add_variable(y_var,y);
							 | 
						|
								
							 | 
						|
								      expression<T> expression;
							 | 
						|
								      parser<T> parser;
							 | 
						|
								
							 | 
						|
								      if (parser.compile(expression_string,expression))
							 | 
						|
								      {
							 | 
						|
								         result = expression.value();
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return false;
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline bool compute(const std::string& expression_string,
							 | 
						|
								                       const T& x, const T& y, const T& z,
							 | 
						|
								                       T& result)
							 | 
						|
								   {
							 | 
						|
								      // Only 'x', 'y' or 'z'
							 | 
						|
								      static const std::string x_var("x");
							 | 
						|
								      static const std::string y_var("y");
							 | 
						|
								      static const std::string z_var("z");
							 | 
						|
								
							 | 
						|
								      symbol_table<T> symbol_table;
							 | 
						|
								      symbol_table.add_constants();
							 | 
						|
								      symbol_table.add_variable(x_var,x);
							 | 
						|
								      symbol_table.add_variable(y_var,y);
							 | 
						|
								      symbol_table.add_variable(z_var,z);
							 | 
						|
								
							 | 
						|
								      expression<T> expression;
							 | 
						|
								      parser<T> parser;
							 | 
						|
								
							 | 
						|
								      if (parser.compile(expression_string,expression))
							 | 
						|
								      {
							 | 
						|
								         result = expression.value();
							 | 
						|
								
							 | 
						|
								         return true;
							 | 
						|
								      }
							 | 
						|
								      else
							 | 
						|
								         return false;
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   template <typename T, std::size_t N>
							 | 
						|
								   class polynomial : public ifunction<T>
							 | 
						|
								   {
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      template <typename Type, std::size_t NumberOfCoefficients>
							 | 
						|
								      struct poly_impl { };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,12>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c12, const Type c11, const Type c10, const Type c9, const Type c8,
							 | 
						|
								                                  const Type  c7, const Type  c6, const Type  c5, const Type c4, const Type c3,
							 | 
						|
								                                  const Type  c2, const Type  c1, const Type  c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_12x^12 + c_11x^11 + c_10x^10 + c_9x^9 + c_8x^8 + c_7x^7 + c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return ((((((((((((c12 * x + c11) * x + c10) * x + c9) * x + c8) * x + c7) * x + c6) * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,11>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c11, const Type c10, const Type c9, const Type c8, const Type c7,
							 | 
						|
								                                  const Type c6,  const Type  c5, const Type c4, const Type c3, const Type c2,
							 | 
						|
								                                  const Type c1,  const Type  c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_11x^11 + c_10x^10 + c_9x^9 + c_8x^8 + c_7x^7 + c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return (((((((((((c11 * x + c10) * x + c9) * x + c8) * x + c7) * x + c6) * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,10>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c10, const Type c9, const Type c8, const Type c7, const Type c6,
							 | 
						|
								                                  const Type c5,  const Type c4, const Type c3, const Type c2, const Type c1,
							 | 
						|
								                                  const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_10x^10 + c_9x^9 + c_8x^8 + c_7x^7 + c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return ((((((((((c10 * x + c9) * x + c8) * x + c7) * x + c6) * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,9>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c9, const Type c8, const Type c7, const Type c6, const Type c5,
							 | 
						|
								                                  const Type c4, const Type c3, const Type c2, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_9x^9 + c_8x^8 + c_7x^7 + c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return (((((((((c9 * x + c8) * x + c7) * x + c6) * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,8>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c8, const Type c7, const Type c6, const Type c5, const Type c4,
							 | 
						|
								                                  const Type c3, const Type c2, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_8x^8 + c_7x^7 + c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return ((((((((c8 * x + c7) * x + c6) * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,7>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c7, const Type c6, const Type c5, const Type c4, const Type c3,
							 | 
						|
								                                  const Type c2, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_7x^7 + c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return (((((((c7 * x + c6) * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,6>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c6, const Type c5, const Type c4, const Type c3, const Type c2,
							 | 
						|
								                                  const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_6x^6 + c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return ((((((c6 * x + c5) * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,5>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x,
							 | 
						|
								                                  const Type c5, const Type c4, const Type c3, const Type c2,
							 | 
						|
								                                  const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_5x^5 + c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return (((((c5 * x + c4) * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,4>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x, const Type c4, const Type c3, const Type c2, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_4x^4 + c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return ((((c4 * x + c3) * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,3>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x, const Type c3, const Type c2, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_3x^3 + c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return (((c3 * x + c2) * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,2>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x, const Type c2, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_2x^2 + c_1x^1 + c_0x^0
							 | 
						|
								            return ((c2 * x + c1) * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Type>
							 | 
						|
								      struct poly_impl <Type,1>
							 | 
						|
								      {
							 | 
						|
								         static inline T evaluate(const Type x, const Type c1, const Type c0)
							 | 
						|
								         {
							 | 
						|
								            // p(x) = c_1x^1 + c_0x^0
							 | 
						|
								            return (c1 * x + c0);
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      polynomial()
							 | 
						|
								      : exprtk::ifunction<T>((N+2 <= 20) ? (N + 2) : std::numeric_limits<std::size_t>::max(),false)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((1 == N) ? poly_impl<T,1>::evaluate(x,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((2 == N) ? poly_impl<T,2>::evaluate(x,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((3 == N) ? poly_impl<T,3>::evaluate(x,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((4 == N) ? poly_impl<T,4>::evaluate(x,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((5 == N) ? poly_impl<T,5>::evaluate(x,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((6 == N) ? poly_impl<T,6>::evaluate(x,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c7, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((7 == N) ? poly_impl<T,7>::evaluate(x,c7,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c8, const T& c7, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((8 == N) ? poly_impl<T,8>::evaluate(x,c8,c7,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c9, const T& c8, const T& c7, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((9 == N) ? poly_impl<T,9>::evaluate(x,c9,c8,c7,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c10, const T& c9, const T& c8, const T& c7, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((10 == N) ? poly_impl<T,10>::evaluate(x,c10,c9,c8,c7,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c11, const T& c10, const T& c9, const T& c8, const T& c7, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((11 == N) ? poly_impl<T,11>::evaluate(x,c11,c10,c9,c8,c7,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T& x, const T& c12, const T& c11, const T& c10, const T& c9, const T& c8, const T& c7, const T& c6, const T& c5, const T& c4, const T& c3, const T& c2, const T& c1, const T& c0)
							 | 
						|
								      {
							 | 
						|
								         return ((12 == N) ? poly_impl<T,12>::evaluate(x,c12,c11,c10,c9,c8,c7,c6,c5,c4,c3,c2,c1,c0) : std::numeric_limits<T>::quiet_NaN());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()()
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline virtual T operator()(const T&, const T&)
							 | 
						|
								      {
							 | 
						|
								         return std::numeric_limits<T>::quiet_NaN();
							 | 
						|
								      }
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   class function_compositor
							 | 
						|
								   {
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      typedef exprtk::expression<T>   expression_t;
							 | 
						|
								      typedef exprtk::symbol_table<T> symbol_table_t;
							 | 
						|
								      typedef exprtk::parser<T>       parser_t;
							 | 
						|
								
							 | 
						|
								      struct function
							 | 
						|
								      {
							 | 
						|
								         function()
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         function(const std::string& n)
							 | 
						|
								         : name_(n)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline function& name(const std::string& n)
							 | 
						|
								         {
							 | 
						|
								            name_ = n;
							 | 
						|
								            return (*this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline function& expression(const std::string& e)
							 | 
						|
								         {
							 | 
						|
								            expression_ = e;
							 | 
						|
								            return (*this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline function& var(const std::string& v)
							 | 
						|
								         {
							 | 
						|
								            v_.push_back(v);
							 | 
						|
								            return (*this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string name_;
							 | 
						|
								         std::string expression_;
							 | 
						|
								         std::deque<std::string> v_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      struct base_func : public exprtk::ifunction<T>
							 | 
						|
								      {
							 | 
						|
								         typedef const T& type;
							 | 
						|
								         typedef exprtk::ifunction<T> function_t;
							 | 
						|
								         typedef std::vector<T*> varref_t;
							 | 
						|
								         typedef std::vector<T> var_t;
							 | 
						|
								         typedef std::pair<T*,std::size_t> lvarref_t;
							 | 
						|
								         typedef std::vector<lvarref_t> lvr_vec_t;
							 | 
						|
								
							 | 
						|
								         base_func(const std::size_t& pc = 0)
							 | 
						|
								         : exprtk::ifunction<T>(pc),
							 | 
						|
								           local_var_stack_size(0),
							 | 
						|
								           stack_depth(0)
							 | 
						|
								         {
							 | 
						|
								            v.resize(pc);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         virtual ~base_func()
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline void update(const T& v0)
							 | 
						|
								         {
							 | 
						|
								            (*v[0]) = v0;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void update(const T& v0, const T& v1)
							 | 
						|
								         {
							 | 
						|
								            (*v[0]) = v0; (*v[1]) = v1;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void update(const T& v0, const T& v1, const T& v2)
							 | 
						|
								         {
							 | 
						|
								            (*v[0]) = v0; (*v[1]) = v1;
							 | 
						|
								            (*v[2]) = v2;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void update(const T& v0, const T& v1, const T& v2, const T& v3)
							 | 
						|
								         {
							 | 
						|
								            (*v[0]) = v0; (*v[1]) = v1;
							 | 
						|
								            (*v[2]) = v2; (*v[3]) = v3;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void update(const T& v0, const T& v1, const T& v2, const T& v3, const T& v4)
							 | 
						|
								         {
							 | 
						|
								            (*v[0]) = v0; (*v[1]) = v1;
							 | 
						|
								            (*v[2]) = v2; (*v[3]) = v3;
							 | 
						|
								            (*v[4]) = v4;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void update(const T& v0, const T& v1, const T& v2, const T& v3, const T& v4, const T& v5)
							 | 
						|
								         {
							 | 
						|
								            (*v[0]) = v0; (*v[1]) = v1;
							 | 
						|
								            (*v[2]) = v2; (*v[3]) = v3;
							 | 
						|
								            (*v[4]) = v4; (*v[5]) = v5;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline function_t& setup(expression_t& expr)
							 | 
						|
								         {
							 | 
						|
								            expression = expr;
							 | 
						|
								
							 | 
						|
								            typedef typename expression_t::expression_holder::local_data_list_t ldl_t;
							 | 
						|
								            ldl_t ldl = expr.local_data_list();
							 | 
						|
								
							 | 
						|
								            std::vector<std::size_t> index_list;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < ldl.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               if (ldl[i].size)
							 | 
						|
								               {
							 | 
						|
								                  index_list.push_back(i);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            std::size_t input_param_count = 0;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < index_list.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               const std::size_t index = index_list[i];
							 | 
						|
								
							 | 
						|
								               if (i < (index_list.size() - v.size()))
							 | 
						|
								               {
							 | 
						|
								                  lv.push_back(
							 | 
						|
								                        std::make_pair(
							 | 
						|
								                           reinterpret_cast<T*>(ldl[index].pointer),
							 | 
						|
								                           ldl[index].size));
							 | 
						|
								
							 | 
						|
								                  local_var_stack_size += ldl[index].size;
							 | 
						|
								               }
							 | 
						|
								               else
							 | 
						|
								                  v[input_param_count++] = reinterpret_cast<T*>(ldl[index].pointer);
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            clear_stack();
							 | 
						|
								
							 | 
						|
								            return (*this);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void pre()
							 | 
						|
								         {
							 | 
						|
								            if (stack_depth++)
							 | 
						|
								            {
							 | 
						|
								               if (!v.empty())
							 | 
						|
								               {
							 | 
						|
								                  var_t var_stack(v.size(),T(0));
							 | 
						|
								                  copy(v,var_stack);
							 | 
						|
								                  param_stack.push_back(var_stack);
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (!lv.empty())
							 | 
						|
								               {
							 | 
						|
								                  var_t local_var_stack(local_var_stack_size,T(0));
							 | 
						|
								                  copy(lv,local_var_stack);
							 | 
						|
								                  local_stack.push_back(local_var_stack);
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void post()
							 | 
						|
								         {
							 | 
						|
								            if (--stack_depth)
							 | 
						|
								            {
							 | 
						|
								               if (!v.empty())
							 | 
						|
								               {
							 | 
						|
								                  copy(param_stack.back(),v);
							 | 
						|
								                  param_stack.pop_back();
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               if (!lv.empty())
							 | 
						|
								               {
							 | 
						|
								                  copy(local_stack.back(),lv);
							 | 
						|
								                  local_stack.pop_back();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void copy(const varref_t& src_v, var_t& dest_v)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < src_v.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               dest_v[i] = (*src_v[i]);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void copy(const var_t& src_v, varref_t& dest_v)
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < src_v.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               (*dest_v[i]) = src_v[i];
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void copy(const lvr_vec_t& src_v, var_t& dest_v)
							 | 
						|
								         {
							 | 
						|
								            typename var_t::iterator itr = dest_v.begin();
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < src_v.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               lvarref_t vr = src_v[i];
							 | 
						|
								
							 | 
						|
								               if (1 == vr.second)
							 | 
						|
								                  *itr++ = (*vr.first);
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  std::copy(vr.first,vr.first + vr.second,itr);
							 | 
						|
								                  itr += vr.second;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         void copy(const var_t& src_v, lvr_vec_t& dest_v)
							 | 
						|
								         {
							 | 
						|
								            typename var_t::const_iterator itr = src_v.begin();
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < src_v.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               lvarref_t vr = dest_v[i];
							 | 
						|
								
							 | 
						|
								               if (1 == vr.second)
							 | 
						|
								                  (*vr.first) = *itr++;
							 | 
						|
								               else
							 | 
						|
								               {
							 | 
						|
								                  std::copy(itr,itr + vr.second,vr.first);
							 | 
						|
								                  itr += vr.second;
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         inline void clear_stack()
							 | 
						|
								         {
							 | 
						|
								            for (std::size_t i = 0; i < v.size(); ++i)
							 | 
						|
								            {
							 | 
						|
								               (*v[i]) = 0;
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expression_t expression;
							 | 
						|
								         varref_t v;
							 | 
						|
								         lvr_vec_t lv;
							 | 
						|
								         std::size_t local_var_stack_size;
							 | 
						|
								         std::size_t stack_depth;
							 | 
						|
								         std::deque<var_t> param_stack;
							 | 
						|
								         std::deque<var_t> local_stack;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      typedef std::map<std::string,base_func*> funcparam_t;
							 | 
						|
								
							 | 
						|
								      struct func_0param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_0param() : base_func(0) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()()
							 | 
						|
								         {
							 | 
						|
								            return base_func::expression.value();
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      typedef const T& type;
							 | 
						|
								
							 | 
						|
								      struct func_1param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_1param() : base_func(1) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(type v0)
							 | 
						|
								         {
							 | 
						|
								            base_func::pre();
							 | 
						|
								            base_func::update(v0);
							 | 
						|
								            T result = base_func::expression.value();
							 | 
						|
								            base_func::post();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct func_2param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_2param() : base_func(2) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(type v0, type v1)
							 | 
						|
								         {
							 | 
						|
								            base_func::pre();
							 | 
						|
								            base_func::update(v0,v1);
							 | 
						|
								            T result = base_func::expression.value();
							 | 
						|
								            base_func::post();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct func_3param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_3param() : base_func(3) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(type v0, type v1, type v2)
							 | 
						|
								         {
							 | 
						|
								            base_func::pre();
							 | 
						|
								            base_func::update(v0,v1,v2);
							 | 
						|
								            T result = base_func::expression.value();
							 | 
						|
								            base_func::post();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct func_4param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_4param() : base_func(4) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(type v0, type v1, type v2, type v3)
							 | 
						|
								         {
							 | 
						|
								            base_func::pre();
							 | 
						|
								            base_func::update(v0,v1,v2,v3);
							 | 
						|
								            T result = base_func::expression.value();
							 | 
						|
								            base_func::post();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct func_5param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_5param() : base_func(5) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(type v0, type v1, type v2, type v3, type v4)
							 | 
						|
								         {
							 | 
						|
								            base_func::pre();
							 | 
						|
								            base_func::update(v0,v1,v2,v3,v4);
							 | 
						|
								            T result = base_func::expression.value();
							 | 
						|
								            base_func::post();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      struct func_6param : public base_func
							 | 
						|
								      {
							 | 
						|
								         func_6param() : base_func(6) {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(type v0, type v1, type v2, type v3, type v4, type v5)
							 | 
						|
								         {
							 | 
						|
								            base_func::pre();
							 | 
						|
								            base_func::update(v0,v1,v2,v3,v4,v5);
							 | 
						|
								            T result = base_func::expression.value();
							 | 
						|
								            base_func::post();
							 | 
						|
								            return result;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const Sequence<std::string,Allocator>& var_list)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = var_list.size();
							 | 
						|
								
							 | 
						|
								         if (expr_map_.end() != expr_map_.find(name))
							 | 
						|
								            return false;
							 | 
						|
								         else if (compile_expression(name,expression,var_list))
							 | 
						|
								         {
							 | 
						|
								            fp_map_[n][name]->setup(expr_map_[name]);
							 | 
						|
								            return true;
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      function_compositor()
							 | 
						|
								      : fp_map_(7)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								      function_compositor(const symbol_table_t& st)
							 | 
						|
								      : symbol_table_(st),
							 | 
						|
								        fp_map_(7)
							 | 
						|
								      {}
							 | 
						|
								
							 | 
						|
								     ~function_compositor()
							 | 
						|
								      {
							 | 
						|
								         clear();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline symbol_table_t& symbol_table()
							 | 
						|
								      {
							 | 
						|
								         return symbol_table_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      void clear()
							 | 
						|
								      {
							 | 
						|
								         symbol_table_.clear();
							 | 
						|
								         expr_map_.clear();
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = 0; i < fp_map_.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            typename funcparam_t::iterator itr = fp_map_[i].begin();
							 | 
						|
								            typename funcparam_t::iterator end = fp_map_[i].end  ();
							 | 
						|
								
							 | 
						|
								            while (itr != end)
							 | 
						|
								            {
							 | 
						|
								               delete itr->second;
							 | 
						|
								               ++itr;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            fp_map_[i].clear();
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const function& f)
							 | 
						|
								      {
							 | 
						|
								         return add(f.name_,f.expression_,f.v_);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 0;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const std::string& v0)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 1;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         v[0] = v0;
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const std::string& v0, const std::string& v1)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 2;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         v[0] = v0; v[1] = v1;
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const std::string& v0, const std::string& v1, const std::string& v2)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 3;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         v[0] = v0; v[1] = v1; v[2] = v2;
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const std::string& v0, const std::string& v1, const std::string& v2,
							 | 
						|
								                      const std::string& v3)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 4;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         v[0] = v0; v[1] = v1;
							 | 
						|
								         v[2] = v2; v[3] = v3;
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const std::string& v0, const std::string& v1, const std::string& v2,
							 | 
						|
								                      const std::string& v3, const std::string& v4)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 5;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         v[0] = v0; v[1] = v1;
							 | 
						|
								         v[2] = v2; v[3] = v3;
							 | 
						|
								         v[4] = v4;
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool add(const std::string& name,
							 | 
						|
								                      const std::string& expression,
							 | 
						|
								                      const std::string& v0, const std::string& v1, const std::string& v2,
							 | 
						|
								                      const std::string& v3, const std::string& v4, const std::string& v5)
							 | 
						|
								      {
							 | 
						|
								         const std::size_t n = 5;
							 | 
						|
								         std::vector<std::string> v(n);
							 | 
						|
								         v[0] = v0; v[1] = v1;
							 | 
						|
								         v[2] = v2; v[3] = v3;
							 | 
						|
								         v[4] = v4; v[5] = v5;
							 | 
						|
								         return add(name,expression,v);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      bool compile_expression(const std::string& name,
							 | 
						|
								                              const std::string& expression,
							 | 
						|
								                              const Sequence<std::string,Allocator>& input_var_list)
							 | 
						|
								      {
							 | 
						|
								         expression_t compiled_expression;
							 | 
						|
								         symbol_table_t local_symbol_table;
							 | 
						|
								
							 | 
						|
								         local_symbol_table.load_from(symbol_table_);
							 | 
						|
								         local_symbol_table.add_constants();
							 | 
						|
								
							 | 
						|
								         if (!forward(name,input_var_list.size(),local_symbol_table))
							 | 
						|
								            return false;
							 | 
						|
								
							 | 
						|
								         compiled_expression.register_symbol_table(local_symbol_table);
							 | 
						|
								
							 | 
						|
								         std::string mod_expression;
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = 0; i < input_var_list.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            mod_expression += " var " + input_var_list[i] + "{};\n";
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         mod_expression += "~{" + expression + "};";
							 | 
						|
								
							 | 
						|
								         if (!parser_.compile(mod_expression,compiled_expression))
							 | 
						|
								         {
							 | 
						|
								            exprtk_debug(("Error: %s\n",parser_.error().c_str()));
							 | 
						|
								            return false;
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         expr_map_[name] = compiled_expression;
							 | 
						|
								
							 | 
						|
								         exprtk::ifunction<T>& ifunc = (*(fp_map_[input_var_list.size()])[name]);
							 | 
						|
								
							 | 
						|
								         return symbol_table_.add_function(name,ifunc);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool symbol_used(const std::string& symbol)
							 | 
						|
								      {
							 | 
						|
								         return (
							 | 
						|
								                  symbol_table_.is_variable       (symbol) ||
							 | 
						|
								                  symbol_table_.is_stringvar      (symbol) ||
							 | 
						|
								                  symbol_table_.is_function       (symbol) ||
							 | 
						|
								                  symbol_table_.is_vector         (symbol) ||
							 | 
						|
								                  symbol_table_.is_vararg_function(symbol)
							 | 
						|
								                );
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline bool forward(const std::string& name, const std::size_t& arg_count, symbol_table_t& sym_table)
							 | 
						|
								      {
							 | 
						|
								         if (arg_count > 6)
							 | 
						|
								            return false;
							 | 
						|
								         else if (symbol_used(name))
							 | 
						|
								            return false;
							 | 
						|
								         else
							 | 
						|
								         {
							 | 
						|
								            if (fp_map_[arg_count].end() != fp_map_[arg_count].find(name))
							 | 
						|
								               return false;
							 | 
						|
								
							 | 
						|
								            switch (arg_count)
							 | 
						|
								            {
							 | 
						|
								               case 0  : (fp_map_[arg_count])[name] = new func_0param(); break;
							 | 
						|
								               case 1  : (fp_map_[arg_count])[name] = new func_1param(); break;
							 | 
						|
								               case 2  : (fp_map_[arg_count])[name] = new func_2param(); break;
							 | 
						|
								               case 3  : (fp_map_[arg_count])[name] = new func_3param(); break;
							 | 
						|
								               case 4  : (fp_map_[arg_count])[name] = new func_4param(); break;
							 | 
						|
								               case 5  : (fp_map_[arg_count])[name] = new func_5param(); break;
							 | 
						|
								               case 6  : (fp_map_[arg_count])[name] = new func_6param(); break;
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            exprtk::ifunction<T>& ifunc = (*(fp_map_[arg_count])[name]);
							 | 
						|
								
							 | 
						|
								            return sym_table.add_function(name,ifunc);
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename Allocator,
							 | 
						|
								                template <typename,typename> class Sequence>
							 | 
						|
								      inline void remove(const std::string& name, const Sequence<std::string,Allocator>& v)
							 | 
						|
								      {
							 | 
						|
								         symbol_table_.remove_function(name);
							 | 
						|
								
							 | 
						|
								         for (std::size_t i = 0; i < v.size(); ++i)
							 | 
						|
								         {
							 | 
						|
								            symbol_table_.remove_variable(v[i]);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         remove(name,v.size());
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void remove(const std::string& name, const std::size_t& arg_count)
							 | 
						|
								      {
							 | 
						|
								         if (arg_count > 6)
							 | 
						|
								            return;
							 | 
						|
								
							 | 
						|
								         typename std::map<std::string,expression_t>::iterator em_itr = expr_map_.find(name);
							 | 
						|
								
							 | 
						|
								         if (expr_map_.end() != em_itr)
							 | 
						|
								         {
							 | 
						|
								            expr_map_.erase(em_itr);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         typename funcparam_t::iterator fp_itr = fp_map_[arg_count].find(name);
							 | 
						|
								
							 | 
						|
								         if (fp_map_[arg_count].end() != fp_itr)
							 | 
						|
								            return;
							 | 
						|
								         else
							 | 
						|
								            delete fp_itr->second;
							 | 
						|
								
							 | 
						|
								         fp_map_[arg_count].erase(fp_itr);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      symbol_table_t symbol_table_;
							 | 
						|
								      parser_t parser_;
							 | 
						|
								      std::map<std::string,expression_t> expr_map_;
							 | 
						|
								      std::vector<funcparam_t> fp_map_;
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   template <typename T>
							 | 
						|
								   inline bool pgo_primer()
							 | 
						|
								   {
							 | 
						|
								      static const std::string expression_list[]
							 | 
						|
								                                        = {
							 | 
						|
								                                             "(y + x)",
							 | 
						|
								                                             "2 * (y + x)",
							 | 
						|
								                                             "(2 * y + 2 * x)",
							 | 
						|
								                                             "(y + x / y) * (x - y / x)",
							 | 
						|
								                                             "x / ((x + y) * (x - y)) / y",
							 | 
						|
								                                             "1 - ((x * y) + (y / x)) - 3",
							 | 
						|
								                                             "sin(2 * x) + cos(pi / y)",
							 | 
						|
								                                             "1 - sin(2 * x) + cos(pi / y)",
							 | 
						|
								                                             "sqrt(1 - sin(2 * x) + cos(pi / y) / 3)",
							 | 
						|
								                                             "(x^2 / sin(2 * pi / y)) -x / 2",
							 | 
						|
								                                             "x + (cos(y - sin(2 / x * pi)) - sin(x - cos(2 * y / pi))) - y",
							 | 
						|
								                                             "clamp(-1.0, sin(2 * pi * x) + cos(y / 2 * pi), +1.0)",
							 | 
						|
								                                             "iclamp(-1.0, sin(2 * pi * x) + cos(y / 2 * pi), +1.0)",
							 | 
						|
								                                             "max(3.33, min(sqrt(1 - sin(2 * x) + cos(pi / y) / 3), 1.11))",
							 | 
						|
								                                             "if(avg(x,y) <= x + y, x - y, x * y) + 2 * pi / x",
							 | 
						|
								                                             "1.1x^1 + 2.2y^2 - 3.3x^3 + 4.4y^4 - 5.5x^5 + 6.6y^6 - 7.7x^27 + 8.8y^55",
							 | 
						|
								                                             "(yy + xx)",
							 | 
						|
								                                             "2 * (yy + xx)",
							 | 
						|
								                                             "(2 * yy + 2 * xx)",
							 | 
						|
								                                             "(yy + xx / yy) * (xx - yy / xx)",
							 | 
						|
								                                             "xx / ((xx + yy) * (xx - yy)) / yy",
							 | 
						|
								                                             "1 - ((xx * yy) + (yy / xx)) - 3",
							 | 
						|
								                                             "sin(2 * xx) + cos(pi / yy)",
							 | 
						|
								                                             "1 - sin(2 * xx) + cos(pi / yy)",
							 | 
						|
								                                             "sqrt(1 - sin(2 * xx) + cos(pi / yy) / 3)",
							 | 
						|
								                                             "(xx^2 / sin(2 * pi / yy)) -xx / 2",
							 | 
						|
								                                             "xx + (cos(yy - sin(2 / xx * pi)) - sin(xx - cos(2 * yy / pi))) - yy",
							 | 
						|
								                                             "clamp(-1.0, sin(2 * pi * xx) + cos(yy / 2 * pi), +1.0)",
							 | 
						|
								                                             "max(3.33, min(sqrt(1 - sin(2 * xx) + cos(pi / yy) / 3), 1.11))",
							 | 
						|
								                                             "if(avg(xx,yy) <= xx + yy, xx - yy, xx * yy) + 2 * pi / xx",
							 | 
						|
								                                             "1.1xx^1 + 2.2yy^2 - 3.3xx^3 + 4.4yy^4 - 5.5xx^5 + 6.6yy^6 - 7.7xx^27 + 8.8yy^55",
							 | 
						|
								                                             "(1.1*(2.2*(3.3*(4.4*(5.5*(6.6*(7.7*(8.8*(9.9+x)))))))))",
							 | 
						|
								                                             "(((((((((x+9.9)*8.8)*7.7)*6.6)*5.5)*4.4)*3.3)*2.2)*1.1)",
							 | 
						|
								                                             "(x + y) * z", "x + (y * z)", "(x + y) * 7", "x + (y * 7)",
							 | 
						|
								                                             "(x + 7) * y", "x + (7 * y)", "(7 + x) * y", "7 + (x * y)",
							 | 
						|
								                                             "(2 + x) * 3", "2 + (x * 3)", "(2 + 3) * x", "2 + (3 * x)",
							 | 
						|
								                                             "(x + 2) * 3", "x + (2 * 3)",
							 | 
						|
								                                             "(x + y) * (z / w)", "(x + y) * (z / 7)", "(x + y) * (7 / z)", "(x + 7) * (y / z)",
							 | 
						|
								                                             "(7 + x) * (y / z)", "(2 + x) * (y / z)", "(x + 2) * (y / 3)", "(2 + x) * (y / 3)",
							 | 
						|
								                                             "(x + 2) * (3 / y)", "x + (y * (z / w))", "x + (y * (z / 7))", "x + (y * (7 / z))",
							 | 
						|
								                                             "x + (7 * (y / z))", "7 + (x * (y / z))", "2 + (x * (3 / y))", "x + (2 * (y / 4))",
							 | 
						|
								                                             "2 + (x * (y / 3))", "x + (2 * (3 / y))",
							 | 
						|
								                                             "x + ((y * z) / w)", "x + ((y * z) / 7)", "x + ((y * 7) / z)", "x + ((7 * y) / z)",
							 | 
						|
								                                             "7 + ((y * z) / w)", "2 + ((x * 3) / y)", "x + ((2 * y) / 3)", "2 + ((x * y) / 3)",
							 | 
						|
								                                             "x + ((2 * 3) / y)", "(((x + y) * z) / w)",
							 | 
						|
								                                             "(((x + y) * z) / 7)", "(((x + y) * 7) / z)", "(((x + 7) * y) / z)", "(((7 + x) * y) / z)",
							 | 
						|
								                                             "(((2 + x) * 3) / y)", "(((x + 2) * y) / 3)", "(((2 + x) * y) / 3)", "(((x + 2) * 3) / y)",
							 | 
						|
								                                             "((x + (y * z)) / w)", "((x + (y * z)) / 7)", "((x + (y * 7)) / y)", "((x + (7 * y)) / z)",
							 | 
						|
								                                             "((7 + (x * y)) / z)", "((2 + (x * 3)) / y)", "((x + (2 * y)) / 3)", "((2 + (x * y)) / 3)",
							 | 
						|
								                                             "((x + (2 * 3)) / y)",
							 | 
						|
								                                             "(xx + yy) * zz", "xx + (yy * zz)",
							 | 
						|
								                                             "(xx + yy) * 7", "xx + (yy * 7)",
							 | 
						|
								                                             "(xx + 7) * yy", "xx + (7 * yy)",
							 | 
						|
								                                             "(7 + xx) * yy", "7 + (xx * yy)",
							 | 
						|
								                                             "(2 + x) * 3", "2 + (x * 3)",
							 | 
						|
								                                             "(2 + 3) * x", "2 + (3 * x)",
							 | 
						|
								                                             "(x + 2) * 3", "x + (2 * 3)",
							 | 
						|
								                                             "(xx + yy) * (zz / ww)", "(xx + yy) * (zz / 7)",
							 | 
						|
								                                             "(xx + yy) * (7 / zz)", "(xx + 7) * (yy / zz)",
							 | 
						|
								                                             "(7 + xx) * (yy / zz)", "(2 + xx) * (yy / zz)",
							 | 
						|
								                                             "(xx + 2) * (yy / 3)", "(2 + xx) * (yy / 3)",
							 | 
						|
								                                             "(xx + 2) * (3 / yy)", "xx + (yy * (zz / ww))",
							 | 
						|
								                                             "xx + (yy * (zz / 7))", "xx + (yy * (7 / zz))",
							 | 
						|
								                                             "xx + (7 * (yy / zz))", "7 + (xx * (yy / zz))",
							 | 
						|
								                                             "2 + (xx * (3 / yy))", "xx + (2 * (yy / 4))",
							 | 
						|
								                                             "2 + (xx * (yy / 3))", "xx + (2 * (3 / yy))",
							 | 
						|
								                                             "xx + ((yy * zz) / ww)", "xx + ((yy * zz) / 7)",
							 | 
						|
								                                             "xx + ((yy * 7) / zz)", "xx + ((7 * yy) / zz)",
							 | 
						|
								                                             "7 + ((yy * zz) / ww)", "2 + ((xx * 3) / yy)",
							 | 
						|
								                                             "xx + ((2 * yy) / 3)", "2 + ((xx * yy) / 3)",
							 | 
						|
								                                             "xx + ((2 * 3) / yy)", "(((xx + yy) * zz) / ww)",
							 | 
						|
								                                             "(((xx + yy) * zz) / 7)", "(((xx + yy) * 7) / zz)",
							 | 
						|
								                                             "(((xx + 7) * yy) / zz)", "(((7 + xx) * yy) / zz)",
							 | 
						|
								                                             "(((2 + xx) * 3) / yy)", "(((xx + 2) * yy) / 3)",
							 | 
						|
								                                             "(((2 + xx) * yy) / 3)", "(((xx + 2) * 3) / yy)",
							 | 
						|
								                                             "((xx + (yy * zz)) / ww)", "((xx + (yy * zz)) / 7)",
							 | 
						|
								                                             "((xx + (yy * 7)) / yy)", "((xx + (7 * yy)) / zz)",
							 | 
						|
								                                             "((7 + (xx * yy)) / zz)", "((2 + (xx * 3)) / yy)",
							 | 
						|
								                                             "((xx + (2 * yy)) / 3)", "((2 + (xx * yy)) / 3)",
							 | 
						|
								                                             "((xx + (2 * 3)) / yy)"
							 | 
						|
								                                          };
							 | 
						|
								      static const std::size_t expression_list_size = sizeof(expression_list) / sizeof(std::string);
							 | 
						|
								
							 | 
						|
								      T  x = T(0);
							 | 
						|
								      T  y = T(0);
							 | 
						|
								      T  z = T(0);
							 | 
						|
								      T  w = T(0);
							 | 
						|
								      T xx = T(0);
							 | 
						|
								      T yy = T(0);
							 | 
						|
								      T zz = T(0);
							 | 
						|
								      T ww = T(0);
							 | 
						|
								
							 | 
						|
								      exprtk::symbol_table<T> symbol_table;
							 | 
						|
								      symbol_table.add_constants();
							 | 
						|
								      symbol_table.add_variable( "x", x);
							 | 
						|
								      symbol_table.add_variable( "y", y);
							 | 
						|
								      symbol_table.add_variable( "z", z);
							 | 
						|
								      symbol_table.add_variable( "w", w);
							 | 
						|
								      symbol_table.add_variable("xx",xx);
							 | 
						|
								      symbol_table.add_variable("yy",yy);
							 | 
						|
								      symbol_table.add_variable("zz",zz);
							 | 
						|
								      symbol_table.add_variable("ww",ww);
							 | 
						|
								
							 | 
						|
								      typedef typename std::deque<exprtk::expression<T> > expr_list_t;
							 | 
						|
								      expr_list_t expr_list;
							 | 
						|
								
							 | 
						|
								      const std::size_t rounds = 50;
							 | 
						|
								
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t r = 0; r < rounds; ++r)
							 | 
						|
								         {
							 | 
						|
								            expr_list.clear();
							 | 
						|
								            exprtk::parser<T> parser;
							 | 
						|
								
							 | 
						|
								            for (std::size_t i = 0; i < expression_list_size; ++i)
							 | 
						|
								            {
							 | 
						|
								               exprtk::expression<T> expression;
							 | 
						|
								               expression.register_symbol_table(symbol_table);
							 | 
						|
								
							 | 
						|
								               if (!parser.compile(expression_list[i],expression))
							 | 
						|
								               {
							 | 
						|
								                  return false;
							 | 
						|
								               }
							 | 
						|
								
							 | 
						|
								               expr_list.push_back(expression);
							 | 
						|
								            }
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      struct execute
							 | 
						|
								      {
							 | 
						|
								         static inline T process(T& x, T& y, expression<T>& expression)
							 | 
						|
								         {
							 | 
						|
								            static const T lower_bound = T(-20);
							 | 
						|
								            static const T upper_bound = T(+20);
							 | 
						|
								
							 | 
						|
								            T delta = T(0.1);
							 | 
						|
								            T total = T(0);
							 | 
						|
								
							 | 
						|
								            for (x = lower_bound; x <= upper_bound; x += delta)
							 | 
						|
								            {
							 | 
						|
								               for (y = lower_bound; y <= upper_bound; y += delta)
							 | 
						|
								               {
							 | 
						|
								                  total += expression.value();
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								
							 | 
						|
								            return total;
							 | 
						|
								         }
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      for (std::size_t i = 0; i < expr_list.size(); ++i)
							 | 
						|
								      {
							 | 
						|
								         execute::process( x, y,expr_list[i]);
							 | 
						|
								         execute::process(xx,yy,expr_list[i]);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      {
							 | 
						|
								         for (std::size_t i = 0; i < 10000; ++i)
							 | 
						|
								         {
							 | 
						|
								            T v = T(123.456 + i);
							 | 
						|
								                 if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 1>::result(v),details::numeric::pow(v,T( 1))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 2>::result(v),details::numeric::pow(v,T( 2))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 3>::result(v),details::numeric::pow(v,T( 3))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 4>::result(v),details::numeric::pow(v,T( 4))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 5>::result(v),details::numeric::pow(v,T( 5))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 6>::result(v),details::numeric::pow(v,T( 6))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 7>::result(v),details::numeric::pow(v,T( 7))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 8>::result(v),details::numeric::pow(v,T( 8))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T, 9>::result(v),details::numeric::pow(v,T( 9))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,10>::result(v),details::numeric::pow(v,T(10))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,11>::result(v),details::numeric::pow(v,T(11))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,12>::result(v),details::numeric::pow(v,T(12))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,13>::result(v),details::numeric::pow(v,T(13))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,14>::result(v),details::numeric::pow(v,T(14))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,15>::result(v),details::numeric::pow(v,T(15))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,16>::result(v),details::numeric::pow(v,T(16))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,17>::result(v),details::numeric::pow(v,T(17))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,18>::result(v),details::numeric::pow(v,T(18))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,19>::result(v),details::numeric::pow(v,T(19))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,20>::result(v),details::numeric::pow(v,T(20))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,21>::result(v),details::numeric::pow(v,T(21))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,22>::result(v),details::numeric::pow(v,T(22))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,23>::result(v),details::numeric::pow(v,T(23))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,24>::result(v),details::numeric::pow(v,T(24))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,25>::result(v),details::numeric::pow(v,T(25))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,26>::result(v),details::numeric::pow(v,T(26))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,27>::result(v),details::numeric::pow(v,T(27))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,28>::result(v),details::numeric::pow(v,T(28))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,29>::result(v),details::numeric::pow(v,T(29))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,30>::result(v),details::numeric::pow(v,T(30))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,31>::result(v),details::numeric::pow(v,T(31))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,32>::result(v),details::numeric::pow(v,T(32))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,33>::result(v),details::numeric::pow(v,T(33))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,34>::result(v),details::numeric::pow(v,T(34))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,35>::result(v),details::numeric::pow(v,T(35))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,36>::result(v),details::numeric::pow(v,T(36))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,37>::result(v),details::numeric::pow(v,T(37))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,38>::result(v),details::numeric::pow(v,T(38))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,39>::result(v),details::numeric::pow(v,T(39))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,40>::result(v),details::numeric::pow(v,T(40))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,41>::result(v),details::numeric::pow(v,T(41))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,42>::result(v),details::numeric::pow(v,T(42))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,43>::result(v),details::numeric::pow(v,T(43))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,44>::result(v),details::numeric::pow(v,T(44))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,45>::result(v),details::numeric::pow(v,T(45))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,46>::result(v),details::numeric::pow(v,T(46))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,47>::result(v),details::numeric::pow(v,T(47))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,48>::result(v),details::numeric::pow(v,T(48))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,49>::result(v),details::numeric::pow(v,T(49))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,50>::result(v),details::numeric::pow(v,T(50))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,51>::result(v),details::numeric::pow(v,T(51))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,52>::result(v),details::numeric::pow(v,T(52))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,53>::result(v),details::numeric::pow(v,T(53))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,54>::result(v),details::numeric::pow(v,T(54))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,55>::result(v),details::numeric::pow(v,T(55))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,56>::result(v),details::numeric::pow(v,T(56))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,57>::result(v),details::numeric::pow(v,T(57))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,58>::result(v),details::numeric::pow(v,T(58))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,59>::result(v),details::numeric::pow(v,T(59))))) return false;
							 | 
						|
								            else if (details::is_true(details::numeric::nequal(details::numeric::fast_exp<T,60>::result(v),details::numeric::pow(v,T(60))))) return false;
							 | 
						|
								         }
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      return true;
							 | 
						|
								   }
							 | 
						|
								
							 | 
						|
								   namespace helper
							 | 
						|
								   {
							 | 
						|
								      namespace details
							 | 
						|
								      {
							 | 
						|
								         template <typename T>
							 | 
						|
								         inline void print_type(const std::string& fmt, const T v, exprtk::details::numeric::details::real_type_tag)
							 | 
						|
								         {
							 | 
						|
								            printf(fmt.c_str(),v);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         template <typename T>
							 | 
						|
								         struct print_impl
							 | 
						|
								         {
							 | 
						|
								            typedef typename igeneric_function<T>::generic_type generic_type;
							 | 
						|
								            typedef typename igeneric_function<T>::parameter_list_t parameter_list_t;
							 | 
						|
								            typedef typename generic_type::scalar_view scalar_t;
							 | 
						|
								            typedef typename generic_type::vector_view vector_t;
							 | 
						|
								            typedef typename generic_type::string_view string_t;
							 | 
						|
								
							 | 
						|
								            static void process(const std::string& scalar_format, parameter_list_t parameters)
							 | 
						|
								            {
							 | 
						|
								               for (std::size_t i = 0; i < parameters.size(); ++i)
							 | 
						|
								               {
							 | 
						|
								                  generic_type& gt = parameters[i];
							 | 
						|
								
							 | 
						|
								                  typename exprtk::details::numeric::details::number_type<T>::type num_type;
							 | 
						|
								
							 | 
						|
								                  switch (gt.type)
							 | 
						|
								                  {
							 | 
						|
								                     case generic_type::e_scalar : print_type(scalar_format.c_str(),scalar_t(gt)(),num_type);
							 | 
						|
								                                                   break;
							 | 
						|
								
							 | 
						|
								                     case generic_type::e_vector : {
							 | 
						|
								                                                      vector_t vector(gt);
							 | 
						|
								
							 | 
						|
								                                                      for (std::size_t x = 0; x < vector.size(); ++x)
							 | 
						|
								                                                      {
							 | 
						|
								                                                         print_type(scalar_format.c_str(),vector[x],num_type);
							 | 
						|
								
							 | 
						|
								                                                         if ((x + 1) < vector.size())
							 | 
						|
								                                                            printf(" ");
							 | 
						|
								                                                      }
							 | 
						|
								                                                   }
							 | 
						|
								                                                   break;
							 | 
						|
								
							 | 
						|
								                     case generic_type::e_string : printf("%s",to_str(string_t(gt)).c_str());
							 | 
						|
								                                                   break;
							 | 
						|
								
							 | 
						|
								                     default                     : continue;
							 | 
						|
								                  }
							 | 
						|
								               }
							 | 
						|
								            }
							 | 
						|
								         };
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct print : public exprtk::igeneric_function<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename igeneric_function<T>::parameter_list_t parameter_list_t;
							 | 
						|
								
							 | 
						|
								         print(const std::string& scalar_format = "%10.5f")
							 | 
						|
								         : scalar_format_(scalar_format)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(parameter_list_t parameters)
							 | 
						|
								         {
							 | 
						|
								            details::print_impl<T>::process(scalar_format_,parameters);
							 | 
						|
								            return T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string scalar_format_;
							 | 
						|
								      };
							 | 
						|
								
							 | 
						|
								      template <typename T>
							 | 
						|
								      struct println : public exprtk::igeneric_function<T>
							 | 
						|
								      {
							 | 
						|
								         typedef typename igeneric_function<T>::parameter_list_t parameter_list_t;
							 | 
						|
								
							 | 
						|
								         println(const std::string& scalar_format = "%10.5f")
							 | 
						|
								         : scalar_format_(scalar_format)
							 | 
						|
								         {}
							 | 
						|
								
							 | 
						|
								         inline T operator()(parameter_list_t parameters)
							 | 
						|
								         {
							 | 
						|
								            details::print_impl<T>::process(scalar_format_,parameters);
							 | 
						|
								            printf("\n");
							 | 
						|
								            return T(0);
							 | 
						|
								         }
							 | 
						|
								
							 | 
						|
								         std::string scalar_format_;
							 | 
						|
								      };
							 | 
						|
								   }
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
							 | 
						|
								#   ifndef NOMINMAX
							 | 
						|
								#      define NOMINMAX
							 | 
						|
								#   endif
							 | 
						|
								#   ifndef WIN32_LEAN_AND_MEAN
							 | 
						|
								#      define WIN32_LEAN_AND_MEAN
							 | 
						|
								#   endif
							 | 
						|
								#   include <windows.h>
							 | 
						|
								#   include <ctime>
							 | 
						|
								#else
							 | 
						|
								#   include <ctime>
							 | 
						|
								#   include <sys/time.h>
							 | 
						|
								#   include <sys/types.h>
							 | 
						|
								#endif
							 | 
						|
								
							 | 
						|
								namespace exprtk
							 | 
						|
								{
							 | 
						|
								
							 | 
						|
								   class timer
							 | 
						|
								   {
							 | 
						|
								   public:
							 | 
						|
								
							 | 
						|
								      #if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
							 | 
						|
								      timer()
							 | 
						|
								      : in_use_(false)
							 | 
						|
								      {
							 | 
						|
								         QueryPerformanceFrequency(&clock_frequency_);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void start()
							 | 
						|
								      {
							 | 
						|
								         in_use_ = true;
							 | 
						|
								         QueryPerformanceCounter(&start_time_);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void stop()
							 | 
						|
								      {
							 | 
						|
								         QueryPerformanceCounter(&stop_time_);
							 | 
						|
								         in_use_ = false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline double time() const
							 | 
						|
								      {
							 | 
						|
								         return (1.0 * (stop_time_.QuadPart - start_time_.QuadPart)) / (1.0 * clock_frequency_.QuadPart);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #else
							 | 
						|
								
							 | 
						|
								      timer()
							 | 
						|
								      : in_use_(false)
							 | 
						|
								      {
							 | 
						|
								         start_time_.tv_sec  = 0;
							 | 
						|
								         start_time_.tv_usec = 0;
							 | 
						|
								         stop_time_.tv_sec   = 0;
							 | 
						|
								         stop_time_.tv_usec  = 0;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void start()
							 | 
						|
								      {
							 | 
						|
								         in_use_ = true;
							 | 
						|
								         gettimeofday(&start_time_,0);
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline void stop()
							 | 
						|
								      {
							 | 
						|
								         gettimeofday(&stop_time_, 0);
							 | 
						|
								         in_use_ = false;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline unsigned long long int usec_time() const
							 | 
						|
								      {
							 | 
						|
								         if (!in_use_)
							 | 
						|
								         {
							 | 
						|
								            if (stop_time_.tv_sec >= start_time_.tv_sec)
							 | 
						|
								            {
							 | 
						|
								               return 1000000 * (stop_time_.tv_sec  - start_time_.tv_sec ) +
							 | 
						|
								                                (stop_time_.tv_usec - start_time_.tv_usec);
							 | 
						|
								            }
							 | 
						|
								            else
							 | 
						|
								               return std::numeric_limits<unsigned long long int>::max();
							 | 
						|
								         }
							 | 
						|
								         else
							 | 
						|
								            return std::numeric_limits<unsigned long long int>::max();
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      inline double time() const
							 | 
						|
								      {
							 | 
						|
								         return usec_time() * 0.000001;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								      #endif
							 | 
						|
								
							 | 
						|
								      inline bool in_use() const
							 | 
						|
								      {
							 | 
						|
								         return in_use_;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   private:
							 | 
						|
								
							 | 
						|
								      bool in_use_;
							 | 
						|
								
							 | 
						|
								      #if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
							 | 
						|
								         LARGE_INTEGER start_time_;
							 | 
						|
								         LARGE_INTEGER stop_time_;
							 | 
						|
								         LARGE_INTEGER clock_frequency_;
							 | 
						|
								      #else
							 | 
						|
								         struct timeval start_time_;
							 | 
						|
								         struct timeval stop_time_;
							 | 
						|
								      #endif
							 | 
						|
								   };
							 | 
						|
								
							 | 
						|
								   namespace information
							 | 
						|
								   {
							 | 
						|
								      static const char* library = "Mathematical Expression Toolkit";
							 | 
						|
								      static const char* version = "2.7182818284590452353602874713526624977572470936999595";
							 | 
						|
								      static const char* date    = "20150111";
							 | 
						|
								
							 | 
						|
								      static inline std::string data()
							 | 
						|
								      {
							 | 
						|
								         static const std::string info_str = std::string(library) +
							 | 
						|
								                                             std::string(" v") + std::string(version) +
							 | 
						|
								                                             std::string(" (") + date + std::string(")");
							 | 
						|
								         return info_str;
							 | 
						|
								      }
							 | 
						|
								
							 | 
						|
								   } // namespace information
							 | 
						|
								
							 | 
						|
								} // namespace exprtk
							 | 
						|
								
							 | 
						|
								#endif
							 |