blob: 49b5f9ff0fb5af611d4a82585e7121dc813084fa [file] [log] [blame]
// (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes,
// Howard Hinnant and John Maddock 2000, 2010.
// (C) Copyright Mat Marcus, Jesse Jones and Adobe Systems Inc 2001
// 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_IS_REFERENCE_HPP_INCLUDED
#define BOOST_TT_IS_REFERENCE_HPP_INCLUDED
#include <boost/type_traits/config.hpp>
#include <boost/type_traits/is_lvalue_reference.hpp>
#include <boost/type_traits/is_rvalue_reference.hpp>
#include <boost/type_traits/ice.hpp>
// should be the last #include
#include <boost/type_traits/detail/bool_trait_def.hpp>
namespace boost {
namespace detail {
template <typename T>
struct is_reference_impl
{
BOOST_STATIC_CONSTANT(bool, value =
(::boost::type_traits::ice_or<
::boost::is_lvalue_reference<T>::value, ::boost::is_rvalue_reference<T>::value
>::value));
};
} // namespace detail
BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_reference,T,::boost::detail::is_reference_impl<T>::value)
} // namespace boost
#include <boost/type_traits/detail/bool_trait_undef.hpp>
#endif // BOOST_TT_IS_REFERENCE_HPP_INCLUDED