From 5f390a0cd11a8d27a3e1effe28466d41cc8532f3 Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Thu, 26 Sep 2013 16:16:32 +0200
Subject: [PATCH] As homogeneous_linear_solver() modifies the matrix which is
 passed as reference we make sure that rank() is called on the modified
 matrix.

---
 Kernel_d/test/Kernel_d/Linear_algebra-test.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Kernel_d/test/Kernel_d/Linear_algebra-test.cpp b/Kernel_d/test/Kernel_d/Linear_algebra-test.cpp
index 5e128e4e499..6d66a68381f 100644
--- a/Kernel_d/test/Kernel_d/Linear_algebra-test.cpp
+++ b/Kernel_d/test/Kernel_d/Linear_algebra-test.cpp
@@ -202,7 +202,8 @@ int main(int argc, char* argv[])
         Matrix SV;
         if (LA::homogeneous_linear_solver(E,x)) {
           CGAL_TEST(E*x==Vector(mat_dim));
-          CGAL_TEST(LA::homogeneous_linear_solver(E,SV)==LA::rank(SV));
+          int r = LA::homogeneous_linear_solver(E,SV);
+          CGAL_TEST(r==LA::rank(SV));
         }
 
         // inverse
@@ -399,7 +400,8 @@ int main(int argc, char* argv[])
         Matrix SV;
         if (LA::homogeneous_linear_solver(E,x)) {
           CGAL_TEST(E*x==Vector(mat_dim));
-          CGAL_TEST(LA::homogeneous_linear_solver(E,SV)==LA::rank(SV));
+          int r = LA::homogeneous_linear_solver(E,SV);
+          CGAL_TEST(r==LA::rank(SV));
         }
         // inverse
         if (LA::inverse(E,D,denom,c)) {