From e491dc381385b00db3b3abd356524f4d3658da77 Mon Sep 17 00:00:00 2001
From: TimQu <tim.quatmann@cs.rwth-aachen.de>
Date: Thu, 1 Mar 2018 17:54:00 +0100
Subject: [PATCH] fixed usage of multiplyrow

---
 src/storm/solver/IterativeMinMaxLinearEquationSolver.cpp | 8 +++++---
 src/storm/solver/NativeLinearEquationSolver.cpp          | 8 +++++---
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/storm/solver/IterativeMinMaxLinearEquationSolver.cpp b/src/storm/solver/IterativeMinMaxLinearEquationSolver.cpp
index 184c1e027..845e7495e 100644
--- a/src/storm/solver/IterativeMinMaxLinearEquationSolver.cpp
+++ b/src/storm/solver/IterativeMinMaxLinearEquationSolver.cpp
@@ -667,9 +667,11 @@ namespace storm {
             }
             
             void multiplyRow(uint64_t const& row, storm::storage::SparseMatrix<ValueType> const& A, storm::solver::Multiplier<ValueType> const& multiplier, ValueType const& bi, ValueType& xi, ValueType& yi) {
-                xi = bi;
-                yi = storm::utility::zero<ValueType>();
-                multiplier.multiplyRow2(row, x, xi, y, yi);
+                ValueType xRes = bi;
+                ValueType yRes = storm::utility::zero<ValueType>();
+                multiplier.multiplyRow2(row, x, xRes, y, yRes);
+                xi = std::move(xRes);
+                yi = std::move(yRes);
             }
             
             template<OptimizationDirection dir>
diff --git a/src/storm/solver/NativeLinearEquationSolver.cpp b/src/storm/solver/NativeLinearEquationSolver.cpp
index 51b8fa3c9..48a2819c7 100644
--- a/src/storm/solver/NativeLinearEquationSolver.cpp
+++ b/src/storm/solver/NativeLinearEquationSolver.cpp
@@ -591,9 +591,11 @@ namespace storm {
             }
             
             void multiplyRow(uint64_t const& row, storm::storage::SparseMatrix<ValueType> const& A, storm::solver::Multiplier<ValueType> const& multiplier, ValueType const& bi, ValueType& xi, ValueType& yi) {
-                xi = bi;
-                yi = storm::utility::zero<ValueType>();
-                multiplier.multiplyRow2(row, x, xi, y, yi);
+                ValueType xRes = bi;
+                ValueType yRes = storm::utility::zero<ValueType>();
+                multiplier.multiplyRow2(row, x, xRes, y, yRes);
+                xi = std::move(xRes);
+                yi = std::move(yRes);
             }
             
             void performIterationStep(storm::storage::SparseMatrix<ValueType> const& A, storm::solver::Multiplier<ValueType> const& multiplier, std::vector<ValueType> const& b) {