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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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This commit is contained in:
Gael Guennebaud
2019-09-11 15:04:25 +02:00
parent 459b2bcc08
commit 031f17117d
11 changed files with 235 additions and 172 deletions
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13
test/product_trsolve.cpp
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@@ -72,6 +72,19 @@ template<typename Scalar,int Size, int Cols> void trsolve(int size=Size,int cols
VERIFY_TRSM(rmLhs.template triangularView<Lower>(), rmRhs.col(c));
VERIFY_TRSM(cmLhs.template triangularView<Lower>(), rmRhs.col(c));
// destination with a non-default inner-stride
// see bug 1741
{
typedef Matrix<Scalar,Dynamic,Dynamic> MatrixX;
MatrixX buffer(2*cmRhs.rows(),2*cmRhs.cols());
Map<Matrix<Scalar,Size,Cols,colmajor>,0,Stride<Dynamic,2> > map1(buffer.data(),cmRhs.rows(),cmRhs.cols(),Stride<Dynamic,2>(2*cmRhs.outerStride(),2));
Map<Matrix<Scalar,Size,Cols,rowmajor>,0,Stride<Dynamic,2> > map2(buffer.data(),rmRhs.rows(),rmRhs.cols(),Stride<Dynamic,2>(2*rmRhs.outerStride(),2));
buffer.setZero();
VERIFY_TRSM(cmLhs.conjugate().template triangularView<Lower>(), map1);
buffer.setZero();
VERIFY_TRSM(cmLhs .template triangularView<Lower>(), map2);
}
if(Size==Dynamic)
{
cmLhs.resize(0,0);