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| author |  Gael Guennebaud <g.gael@free.fr> | 2012-07-25 09:33:50 +0200 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2012-07-25 09:33:50 +0200 |
| commit | e75b1eb883bd65f8f34b1ca2ca13cd28744ab13a (patch) | |
| tree | 48adc816550fa2e68636054fa58a25c00d08540b /test/sparse_basic.cpp | |
| parent | 7b34b5f6f98115efbda9d127378aea5d403a4905 (diff) | |
Fix aliasing issue in sparse matrix assignment.
(m=-m; or m=m.transpose(); with m sparse work again)
Diffstat (limited to 'test/sparse_basic.cpp')
| -rw-r--r-- | test/sparse_basic.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/sparse_basic.cpp b/test/sparse_basic.cpp index 767451450..4566de9f2 100644 --- a/test/sparse_basic.cpp +++ b/test/sparse_basic.cpp @@ -193,6 +193,12 @@ template<typename SparseMatrixType> void sparse_basic(const SparseMatrixType& re // sparse cwise* dense VERIFY_IS_APPROX(m3.cwiseProduct(refM4), refM3.cwiseProduct(refM4)); // VERIFY_IS_APPROX(m3.cwise()/refM4, refM3.cwise()/refM4); + + // test aliasing + VERIFY_IS_APPROX((m1 = -m1), (refM1 = -refM1)); + VERIFY_IS_APPROX((m1 = m1.transpose()), (refM1 = refM1.transpose().eval())); + VERIFY_IS_APPROX((m1 = -m1.transpose()), (refM1 = -refM1.transpose().eval())); + VERIFY_IS_APPROX((m1 += -m1), (refM1 += -refM1)); } // test transpose |