libstdc++
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00001 // Variable Templates For chrono -*- C++ -*- 00002 00003 // Copyright (C) 2014-2015 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/chrono 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_CHRONO 00034 #define _GLIBCXX_EXPERIMENTAL_CHRONO 1 00035 00036 #pragma GCC system_header 00037 00038 #if __cplusplus <= 201103L 00039 # include <bits/c++14_warning.h> 00040 #else 00041 00042 #include <chrono> 00043 00044 00045 namespace std _GLIBCXX_VISIBILITY(default) 00046 { 00047 namespace chrono { 00048 namespace experimental 00049 { 00050 inline namespace fundamentals_v1 00051 { 00052 _GLIBCXX_BEGIN_NAMESPACE_VERSION 00053 // See C++14 ยง20.12.4, customization traits 00054 template <typename _Rep> 00055 constexpr bool treat_as_floating_point_v = 00056 treat_as_floating_point<_Rep>::value; 00057 _GLIBCXX_END_NAMESPACE_VERSION 00058 } // namespace fundamentals_v1 00059 } // namespace experimental 00060 } // namespace chrono 00061 } // namespace std 00062 00063 #endif // __cplusplus <= 201103L 00064 00065 #endif // _GLIBCXX_EXPERIMENTAL_CHRONO