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1 | |
2 | // Copyright Oliver Kowalke 2014. | |
3 | // Distributed under the Boost Software License, Version 1.0. | |
4 | // (See accompanying file LICENSE_1_0.txt or copy at | |
5 | // http://www.boost.org/LICENSE_1_0.txt) | |
6 | ||
7 | #ifndef BOOST_CONTEXT_DETAIL_DISABLE_OVERLOAD_H | |
8 | #define BOOST_CONTEXT_DETAIL_DISABLE_OVERLOAD_H | |
9 | ||
10 | #include <type_traits> | |
11 | ||
12 | #include <boost/config.hpp> | |
13 | ||
14 | #include <boost/context/detail/config.hpp> | |
15 | ||
16 | #ifdef BOOST_HAS_ABI_HEADERS | |
17 | # include BOOST_ABI_PREFIX | |
18 | #endif | |
19 | ||
20 | namespace boost { | |
21 | namespace context { | |
22 | namespace detail { | |
23 | ||
24 | // http://ericniebler.com/2013/08/07/universal-references-and-the-copy-constructo/ | |
25 | template< typename X, typename Y > | |
26 | using disable_overload = | |
27 | typename std::enable_if< | |
28 | ! std::is_base_of< | |
29 | X, | |
30 | typename std::decay< Y >::type | |
31 | >::value | |
32 | >::type; | |
33 | ||
34 | }}} | |
35 | ||
36 | #ifdef BOOST_HAS_ABI_HEADERS | |
37 | #include BOOST_ABI_SUFFIX | |
38 | #endif | |
39 | ||
40 | #endif // BOOST_CONTEXT_DETAIL_DISABLE_OVERLOAD_H |