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authorGravatar Gael Guennebaud <g.gael@free.fr>2017-06-09 12:54:40 +0200
committerGravatar Gael Guennebaud <g.gael@free.fr>2017-06-09 12:54:40 +0200
commit723a59ac26d28e42ad07221dc30b75ea8049ce1f (patch)
treec209114e3049f9c03f005c95aa88530cfa3b4027 /test/product.h
parent8640093af1f66dd6c390420ee6919f7ba0c89e0c (diff)
add regression test for aliasing in product rewritting
Diffstat (limited to 'test/product.h')
-rw-r--r--test/product.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/test/product.h b/test/product.h
index 3b6511270..0425a929e 100644
--- a/test/product.h
+++ b/test/product.h
@@ -216,6 +216,8 @@ template<typename MatrixType> void product(const MatrixType& m)
// CwiseBinaryOp
VERIFY_IS_APPROX(x = y + A*x, A*z);
x = z;
+ VERIFY_IS_APPROX(x = y - A*x, A*(-z));
+ x = z;
// CwiseUnaryOp
VERIFY_IS_APPROX(x = Scalar(1.)*(A*x), A*z);
}