projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | // Boost.Geometry |
| 2 | ||
| 3 | // Copyright (c) 2015 Oracle and/or its affiliates. | |
| 4 | ||
| 5 | // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle | |
| 6 | ||
| 7 | // Use, modification and distribution is subject to the Boost Software License, | |
| 8 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
| 9 | // http://www.boost.org/LICENSE_1_0.txt) | |
| 10 | ||
| 11 | #ifndef BOOST_GEOMETRY_UTIL_CONDITION_HPP | |
| 12 | #define BOOST_GEOMETRY_UTIL_CONDITION_HPP | |
| 13 | ||
| 14 | ||
| 15 | #include <boost/config.hpp> | |
| 16 | ||
| 17 | ||
| 18 | // The macro defined in this file allows to suppress the MSVC | |
| 19 | // compiler warning C4127: conditional expression is constant | |
| 20 | ||
| 21 | #ifdef BOOST_MSVC | |
| 22 | ||
| 23 | // NOTE: The code commented out below contains an alternative implementation | |
| 24 | // of a macro using a free function. It was left here in case if in the future | |
| 25 | // version of MSVC for the code currently used in the macro implementation | |
| 26 | // the warning was generated. | |
| 27 | ||
| 28 | //#ifndef DOXYGEN_NO_DETAIL | |
| 29 | //namespace boost { namespace geometry { namespace detail { | |
| 30 | //BOOST_FORCEINLINE bool condition(bool const b) { return b; } | |
| 31 | //}}} // boost::geometry::detail | |
| 32 | //#endif // DOXYGEN_NO_DETAIL | |
| 33 | //#define BOOST_GEOMETRY_CONDITION(CONDITION) boost::geometry::detail::condition(CONDITION) | |
| 34 | ||
| 35 | #define BOOST_GEOMETRY_CONDITION(CONDITION) ((void)0, (CONDITION)) | |
| 36 | ||
| 37 | #else | |
| 38 | ||
| 39 | #define BOOST_GEOMETRY_CONDITION(CONDITION) (CONDITION) | |
| 40 | ||
| 41 | #endif | |
| 42 | ||
| 43 | ||
| 44 | #endif // BOOST_GEOMETRY_UTIL_CONDITION_HPP |