| // 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 |