1 files changed, 4 insertions, 0 deletions
diff --git a/test/lu.cpp b/test/lu.cpp
index 24bea784a..46fd60555 100644
--- a/test/lu.cpp
+++ b/test/lu.cpp
@@ -18,6 +18,8 @@ typename MatrixType::RealScalar matrix_l1_norm(const MatrixType& m) {
 
 template<typename MatrixType> void lu_non_invertible()
 {
+  STATIC_CHECK(( internal::is_same<typename FullPivLU<MatrixType>::StorageIndex,int>::value ));
+
   typedef typename MatrixType::RealScalar RealScalar;
   /* this test covers the following files:
      LU.h
@@ -191,6 +193,8 @@ template<typename MatrixType> void lu_partial_piv()
   m1.setRandom();
   PartialPivLU<MatrixType> plu(m1);
 
+  STATIC_CHECK(( internal::is_same<typename PartialPivLU<MatrixType>::StorageIndex,int>::value ));
+
   VERIFY_IS_APPROX(m1, plu.reconstructedMatrix());
 
   m3 = MatrixType::Random(size,size);