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-rw-r--r--test/sparse_basic.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/test/sparse_basic.cpp b/test/sparse_basic.cpp
index 2ebf4d420..492b3a4f2 100644
--- a/test/sparse_basic.cpp
+++ b/test/sparse_basic.cpp
@@ -372,6 +372,8 @@ template<typename SparseMatrixType> void sparse_basic(const SparseMatrixType& re
SparseMatrixType m2(rows, rows);
m2 = d.asDiagonal();
VERIFY_IS_APPROX(m2, refMat2);
+ SparseMatrixType m3(d.asDiagonal());
+ VERIFY_IS_APPROX(m3, refMat2);
refMat2 += d.asDiagonal();
m2 += d.asDiagonal();
VERIFY_IS_APPROX(m2, refMat2);