fix bug in MapBase found by myguel

This commit is contained in:
Gael Guennebaud 2009-02-12 15:29:20 +00:00
parent 51c991af45
commit 59a1ed0932

View File

@ -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>