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backporting rev925153 (bugfix in MapBase::coeffRef(int) )

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This commit is contained in:
Gael Guennebaud 2009-02-12 15:32:32 +00:00
parent b064b5e68e
commit 95e4508b04
1 changed files with 6 additions and 2 deletions
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6
Eigen/src/Core/MapBase.h
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@ -96,7 +96,11 @@ template<typename Derived> class MapBase
inline Scalar& coeffRef(int index) inline Scalar& coeffRef(int index)
{ {
return *const_cast<Scalar*>(m_data + index); ei_assert(Derived::IsVectorAtCompileTime || (ei_traits<Derived>::Flags & LinearAccessBit));
if ( ((RowsAtCompileTime == 1) == IsRowMajor) )
return const_cast<Scalar*>(m_data)[index];
else
return const_cast<Scalar*>(m_data)[index*stride()];
} }
template<int LoadMode> template<int LoadMode>