| /*============================================================================= |
| Copyright (c) 2001-2011 Joel de Guzman |
| |
| 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) |
| ==============================================================================*/ |
| #if !defined(FUSION_CONVERT_10022005_1442) |
| #define FUSION_CONVERT_10022005_1442 |
| |
| #include <boost/fusion/support/config.hpp> |
| #if BOOST_WORKAROUND(BOOST_GCC, < 30500) |
| #include <boost/core/enable_if.hpp> |
| #include <boost/type_traits/is_const.hpp> |
| #define BOOST_FUSION_WA_GCC34(type1, type2) \ |
| boost::lazy_disable_if<boost::is_const<Sequence>, type1, type2> |
| #else |
| #define BOOST_FUSION_WA_GCC34(type1, type2) type1, type2 |
| #endif |
| |
| namespace boost { namespace fusion |
| { |
| namespace extension |
| { |
| template <typename Tag> |
| struct convert_impl; |
| } |
| |
| namespace result_of |
| { |
| template <typename Tag, typename Sequence> |
| struct convert |
| { |
| typedef typename |
| extension::convert_impl<Tag>::template apply<Sequence> |
| gen; |
| |
| typedef typename gen::type type; |
| }; |
| } |
| |
| template <typename Tag, typename Sequence> |
| BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED |
| inline typename BOOST_FUSION_WA_GCC34(result_of::convert<Tag, Sequence>)::type |
| convert(Sequence& seq) |
| { |
| typedef typename result_of::convert<Tag, Sequence>::gen gen; |
| return gen::call(seq); |
| } |
| |
| template <typename Tag, typename Sequence> |
| BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED |
| inline typename result_of::convert<Tag, Sequence const>::type |
| convert(Sequence const& seq) |
| { |
| typedef typename result_of::convert<Tag, Sequence const>::gen gen; |
| return gen::call(seq); |
| } |
| }} |
| |
| #undef BOOST_FUSION_WA_GCC34 |
| #endif |