devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

bug #942: fix dangling references in evaluator of diagonal * sparse products.

Browse Source
This commit is contained in:
Gael Guennebaud
2015-04-18 22:43:27 +02:00
parent 3b429b71e6
commit 5a3c48e3c6
2 changed files with 29 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
Eigen/src/SparseCore/SparseDiagonalProduct.h
View File

@@ -107,7 +107,9 @@ struct sparse_diagonal_product_evaluator<SparseXprType, DiagCoeffType, SDP_AsCwi
{
public:
InnerIterator(const sparse_diagonal_product_evaluator &xprEval, Index outer)
: m_cwiseEval(xprEval.m_sparseXprNested.innerVector(outer).cwiseProduct(xprEval.m_diagCoeffNested)),
: m_innerVectorXpr(xprEval.m_sparseXprNested.innerVector(outer)),
m_cwiseXpr(m_innerVectorXpr.cwiseProduct(xprEval.m_diagCoeffNested)),
m_cwiseEval(m_cwiseXpr),
m_cwiseIter(m_cwiseEval, 0),
m_outer(outer)
{}
@@ -123,6 +125,8 @@ struct sparse_diagonal_product_evaluator<SparseXprType, DiagCoeffType, SDP_AsCwi
inline operator bool() const { return m_cwiseIter; }
protected:
const typename SparseXprType::ConstInnerVectorReturnType m_innerVectorXpr;
const CwiseProductType m_cwiseXpr;
CwiseProductEval m_cwiseEval;
CwiseProductIterator m_cwiseIter;
Index m_outer;