update

1 files changed, 18 insertions, 0 deletions

diff --git a/eigen/failtest/sparse_ref_1.cpp b/eigen/failtest/sparse_ref_1.cpp
new file mode 100644
index 0000000..d78d1f9
--- /dev/null
+++ b/eigen/failtest/sparse_ref_1.cpp
@@ -0,0 +1,18 @@
+#include "../Eigen/Sparse"
+
+#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
+#define CV_QUALIFIER const
+#else
+#define CV_QUALIFIER
+#endif
+
+using namespace Eigen;
+
+void call_ref(Ref<SparseMatrix<float> > a) { }
+
+int main()
+{
+  SparseMatrix<float> a(10,10);
+  CV_QUALIFIER SparseMatrix<float>& ac(a);
+  call_ref(ac);
+}