ratio revision 302408
1// -*- C++ -*- 2//===------------------------------ ratio ---------------------------------===// 3// 4// The LLVM Compiler Infrastructure 5// 6// This file is distributed under the University of Illinois Open Source 7// License. See LICENSE.TXT for details. 8// 9//===----------------------------------------------------------------------===// 10 11#ifndef _LIBCPP_EXPERIMENTAL_RATIO 12#define _LIBCPP_EXPERIMENTAL_RATIO 13 14/** 15 experimental/ratio synopsis 16 C++1y 17#include <ratio> 18 19namespace std { 20namespace experimental { 21inline namespace fundamentals_v1 { 22 23 // See C++14 20.11.5, ratio comparison 24 template <class R1, class R2> constexpr bool ratio_equal_v 25 = ratio_equal<R1, R2>::value; 26 template <class R1, class R2> constexpr bool ratio_not_equal_v 27 = ratio_not_equal<R1, R2>::value; 28 template <class R1, class R2> constexpr bool ratio_less_v 29 = ratio_less<R1, R2>::value; 30 template <class R1, class R2> constexpr bool ratio_less_equal_v 31 = ratio_less_equal<R1, R2>::value; 32 template <class R1, class R2> constexpr bool ratio_greater_v 33 = ratio_greater<R1, R2>::value; 34 template <class R1, class R2> constexpr bool ratio_greater_equal_v 35 = ratio_greater_equal<R1, R2>::value; 36 37} // namespace fundamentals_v1 38} // namespace experimental 39} // namespace std 40 41*/ 42 43#include <experimental/__config> 44 45#if _LIBCPP_STD_VER > 11 46 47#include <ratio> 48 49_LIBCPP_BEGIN_NAMESPACE_LFTS 50 51#ifndef _LIBCPP_HAS_NO_VARIABLE_TEMPLATES 52 53template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_equal_v 54 = ratio_equal<_R1, _R2>::value; 55 56template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_not_equal_v 57 = ratio_not_equal<_R1, _R2>::value; 58 59template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_less_v 60 = ratio_less<_R1, _R2>::value; 61 62template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_less_equal_v 63 = ratio_less_equal<_R1, _R2>::value; 64 65template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_greater_v 66 = ratio_greater<_R1, _R2>::value; 67 68template <class _R1, class _R2> _LIBCPP_CONSTEXPR bool ratio_greater_equal_v 69 = ratio_greater_equal<_R1, _R2>::value; 70 71#endif /* _LIBCPP_HAS_NO_VARIABLE_TEMPLATES */ 72 73_LIBCPP_END_NAMESPACE_LFTS 74 75#endif /* _LIBCPP_STD_VER > 11 */ 76 77#endif // _LIBCPP_EXPERIMENTAL_RATIO 78