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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 |