#ifndef BOOST_TYPE_TRAITS_TYPE_IDENTITY_HPP_INCLUDED #define BOOST_TYPE_TRAITS_TYPE_IDENTITY_HPP_INCLUDED // // Copyright 2015 Peter Dimov // // Distributed under 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 // namespace boost { template struct type_identity { typedef T type; }; #if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES) template using type_identity_t = typename type_identity::type; #endif } // namespace boost #endif // #ifndef BOOST_TYPE_TRAITS_TYPE_IDENTITY_HPP_INCLUDED