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bug #1741: fix self-adjoint*matrix, triangular*matrix, and triangular^1*matrix with a destination having a non-trivial inner-stride

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Gael Guennebaud
2019-09-11 15:04:25 +02:00
parent 6abc9e5379
commit 52d159c19f
11 changed files with 248 additions and 172 deletions
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12
test/product_trmm.cpp
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@@ -76,8 +76,18 @@ void trmm(int rows=get_random_size<Scalar>(),
VERIFY_IS_APPROX( ge_xs = (s1*mat).adjoint().template triangularView<Mode>() * ge_left.adjoint(), numext::conj(s1) * triTr.conjugate() * ge_left.adjoint());
VERIFY_IS_APPROX( ge_xs = (s1*mat).transpose().template triangularView<Mode>() * ge_left.adjoint(), s1triTr * ge_left.adjoint());
// TODO check with sub-matrix expressions ?
// destination with a non-default inner-stride
// see bug 1741
{
VERIFY_IS_APPROX( ge_xs.noalias() = mat.template triangularView<Mode>() * ge_right, tri * ge_right);
typedef Matrix<Scalar,Dynamic,Dynamic> MatrixX;
MatrixX buffer(2*ge_xs.rows(),2*ge_xs.cols());
Map<ResXS,0,Stride<Dynamic,2> > map1(buffer.data(),ge_xs.rows(),ge_xs.cols(),Stride<Dynamic,2>(2*ge_xs.outerStride(),2));
buffer.setZero();
VERIFY_IS_APPROX( map1.noalias() = mat.template triangularView<Mode>() * ge_right, tri * ge_right);
}
}
template<typename Scalar, int Mode, int TriOrder>