| 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 |
| 41 |