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Viewing changes to contrib/boost/include/boost/type_traits/remove_const.hpp

  • Committer: Bazaar Package Importer
  • Author(s): Adam C. Powell, IV
  • Date: 2009-05-08 23:13:50 UTC
  • Revision ID: james.westby@ubuntu.com-20090508231350-rrh1ltgi0tifabwc
Tags: upstream-6.2.0
Import upstream version 6.2.0

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contrib/boost/include/boost/type_traits/remove_const.hpp
 
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//  (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard
 
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//  Hinnant & John Maddock 2000.  
 
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//  Use, modification and distribution are subject to the Boost Software License,
 
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//  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
 
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//  http://www.boost.org/LICENSE_1_0.txt).
 
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//
 
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//  See http://www.boost.org/libs/type_traits for most recent version including documentation.
 
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#ifndef BOOST_TT_REMOVE_CONST_HPP_INCLUDED
 
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#define BOOST_TT_REMOVE_CONST_HPP_INCLUDED
 
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#include <boost/type_traits/is_volatile.hpp>
 
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#include <boost/type_traits/broken_compiler_spec.hpp>
 
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#include <boost/type_traits/detail/cv_traits_impl.hpp>
 
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#include <boost/config.hpp>
 
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#include <boost/detail/workaround.hpp>
 
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#include <cstddef>
 
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#if BOOST_WORKAROUND(BOOST_MSVC,<=1300)
 
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#include <boost/type_traits/msvc/remove_const.hpp>
 
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#endif
 
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// should be the last #include
 
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#include <boost/type_traits/detail/type_trait_def.hpp>
 
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namespace boost {
 
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#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
 
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namespace detail {
 
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template <typename T, bool is_vol>
 
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struct remove_const_helper
 
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{
 
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    typedef T type;
 
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};
 
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template <typename T>
 
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struct remove_const_helper<T, true>
 
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{
 
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    typedef T volatile type;
 
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};
 
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template <typename T>
 
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struct remove_const_impl
 
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{
 
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    typedef typename remove_const_helper<
 
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          typename cv_traits_imp<T*>::unqualified_type
 
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        , ::boost::is_volatile<T>::value
 
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        >::type type;
 
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};
 
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} // namespace detail
 
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// * convert a type T to non-const type - remove_const<T>
 
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BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_const,T,typename boost::detail::remove_const_impl<T>::type)
 
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BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_const,T&,T&)
 
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#if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
 
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BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_const,T const[N],T type[N])
 
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BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_const,T const volatile[N],T volatile type[N])
 
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#endif
 
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#elif !BOOST_WORKAROUND(BOOST_MSVC,<=1300)
 
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BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_const,T,typename boost::detail::remove_const_impl<T>::type)
 
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#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
 
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} // namespace boost
 
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#include <boost/type_traits/detail/type_trait_undef.hpp>
 
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#endif // BOOST_TT_REMOVE_CONST_HPP_INCLUDED