1 | #ifndef BOOST_CORE_IS_SAME_HPP_INCLUDED |
2 | #define BOOST_CORE_IS_SAME_HPP_INCLUDED |
3 | |
4 | // MS compatible compilers support #pragma once |
5 | |
6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
7 | # pragma once |
8 | #endif |
9 | |
10 | // is_same<T1,T2>::value is true when T1 == T2 |
11 | // |
12 | // Copyright 2014 Peter Dimov |
13 | // |
14 | // Distributed under the Boost Software License, Version 1.0. |
15 | // See accompanying file LICENSE_1_0.txt or copy at |
16 | // http://www.boost.org/LICENSE_1_0.txt |
17 | |
18 | #include <boost/config.hpp> |
19 | |
20 | namespace boost |
21 | { |
22 | |
23 | namespace core |
24 | { |
25 | |
26 | template< class T1, class T2 > struct is_same |
27 | { |
28 | BOOST_STATIC_CONSTANT( bool, value = false ); |
29 | }; |
30 | |
31 | template< class T > struct is_same< T, T > |
32 | { |
33 | BOOST_STATIC_CONSTANT( bool, value = true ); |
34 | }; |
35 | |
36 | } // namespace core |
37 | |
38 | } // namespace boost |
39 | |
40 | #endif // #ifndef BOOST_CORE_IS_SAME_HPP_INCLUDED |
41 | |