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Diffstat (limited to 'cutl/details/boost/type_traits/remove_const.hpp')
-rw-r--r-- | cutl/details/boost/type_traits/remove_const.hpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/cutl/details/boost/type_traits/remove_const.hpp b/cutl/details/boost/type_traits/remove_const.hpp new file mode 100644 index 0000000..f4b13d9 --- /dev/null +++ b/cutl/details/boost/type_traits/remove_const.hpp @@ -0,0 +1,90 @@ + +// (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard +// Hinnant & John Maddock 2000. +// Use, modification and distribution are subject to 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). +// +// See http://www.boost.org/libs/type_traits for most recent version including documentation. + + +#ifndef BOOST_TT_REMOVE_CONST_HPP_INCLUDED +#define BOOST_TT_REMOVE_CONST_HPP_INCLUDED + +#include <cutl/details/boost/type_traits/is_volatile.hpp> +#include <cutl/details/boost/type_traits/broken_compiler_spec.hpp> +#include <cutl/details/boost/type_traits/detail/cv_traits_impl.hpp> +#include <cutl/details/boost/config.hpp> +#include <cutl/details/boost/detail/workaround.hpp> + +#include <cstddef> + +#if BOOST_WORKAROUND(BOOST_MSVC,<=1300) +#include <cutl/details/boost/type_traits/msvc/remove_const.hpp> +#endif + +// should be the last #include +#include <cutl/details/boost/type_traits/detail/type_trait_def.hpp> + +namespace cutl_details_boost { + +#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION + +namespace detail { + +template <typename T, bool is_vol> +struct remove_const_helper +{ + typedef T type; +}; + +template <typename T> +struct remove_const_helper<T, true> +{ + typedef T volatile type; +}; + + +template <typename T> +struct remove_const_impl +{ + typedef typename remove_const_helper< + typename cv_traits_imp<T*>::unqualified_type + , ::cutl_details_boost::is_volatile<T>::value + >::type type; +}; + +#ifndef BOOST_NO_RVALUE_REFERENCES +// +// We can't filter out rvalue_references at the same level as +// references or we get ambiguities from msvc: +// +template <typename T> +struct remove_const_impl<T&&> +{ + typedef T&& type; +}; +#endif + +} // namespace detail + +// * convert a type T to non-const type - remove_const<T> + +BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_const,T,typename cutl_details_boost::detail::remove_const_impl<T>::type) +BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_const,T&,T&) +#if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) +BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_const,T const[N],T type[N]) +BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_const,T const volatile[N],T volatile type[N]) +#endif + +#elif !BOOST_WORKAROUND(BOOST_MSVC,<=1300) + +BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_const,T,typename cutl_details_boost::detail::remove_const_impl<T>::type) + +#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION + +} // namespace cutl_details_boost + +#include <cutl/details/boost/type_traits/detail/type_trait_undef.hpp> + +#endif // BOOST_TT_REMOVE_CONST_HPP_INCLUDED |