threed-beam-fea/ext/eigen-3.3.4/failtest/sparse_ref_3.cpp

16 lines
271 B
C++

#include "../Eigen/Sparse"
using namespace Eigen;
#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
void call_ref(Ref<SparseMatrix<float> > a) { }
#else
void call_ref(const Ref<const SparseMatrix<float> > &a) { }
#endif
int main()
{
SparseMatrix<float> a(10,10);
call_ref(a+a);
}