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| #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);
| }
|
|
