vn-verdnaturachat/ios/Pods/boost-for-react-native/boost/concept_check/msvc.hpp

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_CHECK_MSVC_DWA2006429_HPP
# define BOOST_CONCEPT_CHECK_MSVC_DWA2006429_HPP
# ifdef BOOST_OLD_CONCEPT_SUPPORT
# include <boost/concept_check/has_constraints.hpp>
# include <boost/mpl/if.hpp>
# endif
namespace boost
{
namespace concept_checking
{
template <class Model>
struct concept_check_
{
virtual void failed(Model* x)
{
x->~Model();
}
};
}
# ifdef BOOST_OLD_CONCEPT_SUPPORT
namespace concept_checking
{
template <class Model>
struct constraint_check
{
virtual void failed(Model* x)
{
x->constraints();
}
};
}
template <class Model>
struct concept_check
: mpl::if_c<
concept_checking::has_constraints<Model>::value
, concept_checking::constraint_check<Model>
, concept_checking::concept_check_<Model>
>::type
{};
# else
template <class Model>
struct concept_check
: concept_checking::concept_check_<Model>
{};
# endif
# if BOOST_WORKAROUND(BOOST_MSVC, == 1310)
//
// The iterator library sees some really strange errors unless we
// use partial specialization to extract the model type with
// msvc-7.1
//
template <class Model>
struct concept_check<void(*)(Model)>
: concept_check<Model>
{ };
# define BOOST_CONCEPT_ASSERT( ModelInParens ) \
enum { BOOST_PP_CAT(boost_concept_check,__LINE__) = \
sizeof(::boost::concept_check<void(*) ModelInParens>) \
}
# else
template <class Model>
concept_check<Model>
concept_check_(void(*)(Model));
# define BOOST_CONCEPT_ASSERT( ModelInParens ) \
enum { BOOST_PP_CAT(boost_concept_check,__LINE__) = \
sizeof(::boost::concept_check_((void(*) ModelInParens)0)) \
}
# endif
}
#endif // BOOST_CONCEPT_CHECK_MSVC_DWA2006429_HPP