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bug #1532: disable stl::*_negate in C++17 (they are deprecated)

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(grafted from 407e3e2621077a6cd768042c88c652ad75a085ae
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This commit is contained in:
Gael Guennebaud 2018-04-03 15:59:30 +02:00
parent e90a14609a
commit 3fb42ff7b2
1 changed files with 4 additions and 0 deletions
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4
Eigen/src/Core/functors/StlFunctors.h
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@ -83,13 +83,17 @@ struct functor_traits<std::binder1st<T> >
{ enum { Cost = functor_traits<T>::Cost, PacketAccess = false }; };
#endif
#if (__cplusplus < 201703L) && (EIGEN_COMP_MSVC < 1910)
// std::unary_negate is deprecated since c++17 and will be removed in c++20
template<typename T>
struct functor_traits<std::unary_negate<T> >
{ enum { Cost = 1 + functor_traits<T>::Cost, PacketAccess = false }; };
// std::binary_negate is deprecated since c++17 and will be removed in c++20
template<typename T>
struct functor_traits<std::binary_negate<T> >
{ enum { Cost = 1 + functor_traits<T>::Cost, PacketAccess = false }; };
#endif
#ifdef EIGEN_STDEXT_SUPPORT