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Fix seq().reverse() in c++98

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This commit is contained in:
Gael Guennebaud 2017-01-24 11:36:43 +01:00
parent 5783158e8f
commit c43d254d13
1 changed files with 12 additions and 1 deletions
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13
Eigen/src/Core/ArithmeticSequence.h
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@ -43,9 +43,20 @@ struct aseq_reverse_first_type<FirstType,SizeType,IncrType,true,true> {
> type;
};
template<typename SizeType,typename IncrType,typename EnableIf = void>
struct aseq_reverse_first_type_aux {
typedef Index type;
};
template<typename SizeType,typename IncrType>
struct aseq_reverse_first_type_aux<SizeType,IncrType,typename internal::enable_if<bool((SizeType::value+IncrType::value)|0x1)>::type> {
typedef FixedInt<(SizeType::value-1)*IncrType::value> type;
};
template<typename FirstType,typename SizeType,typename IncrType>
struct aseq_reverse_first_type<FirstType,SizeType,IncrType,true,false> {
typedef Symbolic::AddExpr<FirstType,Symbolic::ValueExpr<> > type;
typedef typename aseq_reverse_first_type_aux<SizeType,IncrType>::type Aux;
typedef Symbolic::AddExpr<FirstType,Symbolic::ValueExpr<Aux> > type;
};
template<typename FirstType,typename SizeType,typename IncrType>