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adding linker flags that make lto work 

Former-commit-id: 2a7e2cb2ff [formerly 230d50f075]
Former-commit-id: 7a250517c3
tempestpy_adaptions
dehnert 8 years ago
parent
5a793839e9
commit
7c56b43afc
1 changed files with 6 additions and 1 deletions
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  1. 7
      CMakeLists.txt

7
CMakeLists.txt
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@ -131,8 +131,11 @@ if(CMAKE_COMPILER_IS_GNUCC)
# Fix thanks to: https://github.com/freeorion/freeorion/issues/777 # Fix thanks to: https://github.com/freeorion/freeorion/issues/777
add_definitions(-DBOOST_RESULT_OF_USE_DECLTYPE -DBOOST_OPTIONAL_CONFIG_USE_OLD_IMPLEMENTATION_OF_OPTIONAL) add_definitions(-DBOOST_RESULT_OF_USE_DECLTYPE -DBOOST_OPTIONAL_CONFIG_USE_OLD_IMPLEMENTATION_OF_OPTIONAL)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -flto -Wall -pedantic -fprefetch-loop-arrays -ffast-math -fno-finite-math-only -Wno-deprecated-declarations -Wno-unused-local-typedefs -Wno-unknown-pragmas")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -Wall -pedantic -Wno-deprecated-declarations -Wno-unused-local-typedefs -Wno-unknown-pragmas")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -pedantic -Wno-deprecated-declarations") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -pedantic -Wno-deprecated-declarations")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -flto -fprefetch-loop-arrays -ffast-math -fno-finite-math-only")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -rdynamic")
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
message(FATAL_ERROR "GCC version must be at least 5.0.") message(FATAL_ERROR "GCC version must be at least 5.0.")
endif() endif()
@ -166,6 +169,8 @@ else(CLANG)
set (CLANG ON) set (CLANG ON)
# Set standard flags for clang # Set standard flags for clang
set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -flto -ffast-math -fno-finite-math-only") set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -flto -ffast-math -fno-finite-math-only")
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-export_dynamic")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-export_dynamic")
if(UNIX AND NOT APPLE) if(UNIX AND NOT APPLE)
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.2) if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.2)

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