// (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_VOLATILE_HPP_INCLUDED | |
#define BOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED | |
#include <boost/type_traits/is_const.hpp> | |
#include <boost/type_traits/broken_compiler_spec.hpp> | |
#include <boost/type_traits/detail/cv_traits_impl.hpp> | |
#include <boost/config.hpp> | |
#include <boost/detail/workaround.hpp> | |
#include <cstddef> | |
#if BOOST_WORKAROUND(BOOST_MSVC,<=1300) | |
#include <boost/type_traits/msvc/remove_volatile.hpp> | |
#endif | |
// should be the last #include | |
#include <boost/type_traits/detail/type_trait_def.hpp> | |
namespace boost { | |
#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION | |
namespace detail { | |
template <typename T, bool is_const> | |
struct remove_volatile_helper | |
{ | |
typedef T type; | |
}; | |
template <typename T> | |
struct remove_volatile_helper<T,true> | |
{ | |
typedef T const type; | |
}; | |
template <typename T> | |
struct remove_volatile_impl | |
{ | |
typedef typename remove_volatile_helper< | |
typename cv_traits_imp<T*>::unqualified_type | |
, ::boost::is_const<T>::value | |
>::type type; | |
}; | |
// | |
// We can't filter out rvalue_references at the same level as | |
// references or we get ambiguities from msvc: | |
// | |
#ifndef BOOST_NO_RVALUE_REFERENCES | |
template <typename T> | |
struct remove_volatile_impl<T&&> | |
{ | |
typedef T&& type; | |
}; | |
#endif | |
} // namespace detail | |
// * convert a type T to a non-volatile type - remove_volatile<T> | |
BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_volatile,T,typename boost::detail::remove_volatile_impl<T>::type) | |
BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_volatile,T&,T&) | |
#if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) | |
BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_volatile,T volatile[N],T type[N]) | |
BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_volatile,T const volatile[N],T const type[N]) | |
#endif | |
#elif !BOOST_WORKAROUND(BOOST_MSVC,<=1300) | |
BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_volatile,T,typename boost::detail::remove_volatile_impl<T>::type) | |
#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION | |
} // namespace boost | |
#include <boost/type_traits/detail/type_trait_undef.hpp> | |
#endif // BOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED |