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-rw-r--r--test/cholesky.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/test/cholesky.cpp b/test/cholesky.cpp
index 666cee20f..54ff94f32 100644
--- a/test/cholesky.cpp
+++ b/test/cholesky.cpp
@@ -119,6 +119,10 @@ template<typename MatrixType> void cholesky(const MatrixType& m)
VERIFY_IS_APPROX(symm * vecX, vecB);
matX = cholup.solve(matB);
VERIFY_IS_APPROX(symm * matX, matB);
+
+ MatrixType neg = -symmLo;
+ chollo.compute(neg);
+ VERIFY(chollo.info()==NumericalIssue);
}
// LDLT