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Implement C++11 variadic templates based fusion::tuple.

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This commit is contained in:
Kohei Takahashi
2015-07-03 01:36:49 +09:00
parent 62d9833bbf
commit bc01b7fa24
8 changed files with 153 additions and 6 deletions
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31
include/boost/fusion/tuple/make_tuple.hpp
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@ -13,7 +13,38 @@
///////////////////////////////////////////////////////////////////////////////
// With no variadics, we will use the C++03 version
///////////////////////////////////////////////////////////////////////////////
#if !defined(BOOST_FUSION_HAS_VARIADIC_TUPLE)
# include <boost/fusion/tuple/detail/make_tuple.hpp>
#else
///////////////////////////////////////////////////////////////////////////////
// C++11 interface
///////////////////////////////////////////////////////////////////////////////
#include <boost/fusion/support/detail/as_fusion_element.hpp>
#include <boost/fusion/tuple/tuple.hpp>
#include <boost/type_traits/remove_reference.hpp>
#include <boost/type_traits/remove_const.hpp>
namespace boost { namespace fusion
{
template <typename ...T>
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
inline tuple<typename detail::as_fusion_element<
typename remove_const<
typename remove_reference<T>::type
>::type
>::type...>
make_tuple(T&&... arg)
{
typedef tuple<typename detail::as_fusion_element<
typename remove_const<
typename remove_reference<T>::type
>::type
>::type...> result_type;
return result_type(std::forward<T>(arg)...);
}
}}
#endif
#endif