libstdc++
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00001 // Variable Templates For ratio -*- C++ -*- 00002 00003 // Copyright (C) 2014-2018 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the 00007 // terms of the GNU General Public License as published by the 00008 // Free Software Foundation; either version 3, or (at your option) 00009 // any later version. 00010 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU General Public License for more details. 00015 00016 // Under Section 7 of GPL version 3, you are granted additional 00017 // permissions described in the GCC Runtime Library Exception, version 00018 // 3.1, as published by the Free Software Foundation. 00019 00020 // You should have received a copy of the GNU General Public License and 00021 // a copy of the GCC Runtime Library Exception along with this program; 00022 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 00025 /** @file experimental/ratio 00026 * This is a TS C++ Library header. 00027 */ 00028 00029 // 00030 // N3932 Variable Templates For Type Traits (Revision 1) 00031 // 00032 00033 #ifndef _GLIBCXX_EXPERIMENTAL_RATIO 00034 #define _GLIBCXX_EXPERIMENTAL_RATIO 1 00035 00036 #pragma GCC system_header 00037 00038 #if __cplusplus >= 201402L 00039 00040 #include <ratio> 00041 #include <experimental/bits/lfts_config.h> 00042 00043 namespace std _GLIBCXX_VISIBILITY(default) 00044 { 00045 _GLIBCXX_BEGIN_NAMESPACE_VERSION 00046 00047 namespace experimental 00048 { 00049 inline namespace fundamentals_v1 00050 { 00051 // See C++14 ยง20.11.5, ratio comparison 00052 template <typename _R1, typename _R2> 00053 constexpr bool ratio_equal_v = ratio_equal<_R1, _R2>::value; 00054 template <typename _R1, typename _R2> 00055 constexpr bool ratio_not_equal_v = ratio_not_equal<_R1, _R2>::value; 00056 template <typename _R1, typename _R2> 00057 constexpr bool ratio_less_v = ratio_less<_R1, _R2>::value; 00058 template <typename _R1, typename _R2> 00059 constexpr bool ratio_less_equal_v = ratio_less_equal<_R1, _R2>::value; 00060 template <typename _R1, typename _R2> 00061 constexpr bool ratio_greater_v = ratio_greater<_R1, _R2>::value; 00062 template <typename _R1, typename _R2> 00063 constexpr bool ratio_greater_equal_v = ratio_greater_equal<_R1, _R2>::value; 00064 } // namespace fundamentals_v1 00065 } // namespace experimental 00066 00067 _GLIBCXX_END_NAMESPACE_VERSION 00068 } // namespace std 00069 00070 #endif // __cplusplus <= 201103L 00071 00072 #endif // _GLIBCXX_EXPERIMENTAL_RATIO