//  (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 <boost/type_traits/is_volatile.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_const.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_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

        , ::boost::is_volatile<T>::value

        >::type type;

};

} // namespace detail

// * convert a type T to non-const type - remove_const<T>

BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_const,T,typename 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 boost::detail::remove_const_impl<T>::type)

#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION

} // namespace boost

#include <boost/type_traits/detail/type_trait_undef.hpp>

#endif // BOOST_TT_REMOVE_CONST_HPP_INCLUDED