[857] | 1 |
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| 2 | // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard
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| 3 | // Hinnant & John Maddock 2000.
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| 4 | // Use, modification and distribution are subject to the Boost Software License,
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| 5 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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| 6 | // http://www.boost.org/LICENSE_1_0.txt).
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| 7 | //
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| 8 | // See http://www.boost.org/libs/type_traits for most recent version including documentation.
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| 9 |
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| 10 |
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| 11 | #ifndef BOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED
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| 12 | #define BOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED
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| 13 |
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| 14 | #include "boost/type_traits/is_const.hpp"
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| 15 | #include "boost/type_traits/broken_compiler_spec.hpp"
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| 16 | #include "boost/type_traits/detail/cv_traits_impl.hpp"
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| 17 | #include "boost/config.hpp"
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| 18 |
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| 19 | #include <cstddef>
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| 20 |
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| 21 | // should be the last #include
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| 22 | #include "boost/type_traits/detail/type_trait_def.hpp"
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| 23 |
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| 24 | namespace boost {
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| 25 |
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| 26 | #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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| 27 |
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| 28 | namespace detail {
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| 29 |
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| 30 | template <typename T, bool is_const>
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| 31 | struct remove_volatile_helper
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| 32 | {
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| 33 | typedef T type;
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| 34 | };
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| 35 |
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| 36 | template <typename T>
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| 37 | struct remove_volatile_helper<T,true>
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| 38 | {
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| 39 | typedef T const type;
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| 40 | };
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| 41 |
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| 42 | template <typename T>
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| 43 | struct remove_volatile_impl
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| 44 | {
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| 45 | typedef typename remove_volatile_helper<
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| 46 | typename cv_traits_imp<T*>::unqualified_type
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| 47 | , ::boost::is_const<T>::value
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| 48 | >::type type;
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| 49 | };
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| 50 |
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| 51 | } // namespace detail
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| 52 |
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| 53 | // * convert a type T to a non-volatile type - remove_volatile<T>
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| 54 |
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| 55 | BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_volatile,T,typename detail::remove_volatile_impl<T>::type)
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| 56 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_volatile,T&,T&)
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| 57 | #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
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| 58 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_volatile,T volatile[N],T type[N])
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| 59 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_volatile,T const volatile[N],T const type[N])
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| 60 | #endif
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| 61 |
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| 62 | #else
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| 63 |
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| 64 | BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_volatile,T,typename detail::remove_volatile_impl<T>::type)
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| 65 |
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| 66 | #endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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| 67 |
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| 68 | } // namespace boost
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| 69 |
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| 70 | #include "boost/type_traits/detail/type_trait_undef.hpp"
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| 71 |
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| 72 | #endif // BOOST_TT_REMOVE_VOLATILE_HPP_INCLUDED
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