1c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant//===----------------------------------------------------------------------===// 2c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 3c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// The LLVM Compiler Infrastructure 4c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 8c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant//===----------------------------------------------------------------------===// 9c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 10c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// <chrono> 11c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 12c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// duration 13c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 14c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// template <class Rep1, class Period1, class Rep2, class Period2> 15473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant// constexpr 16c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// typename common_type<Rep1, Rep2>::type 17c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); 18c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 19c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant#include <chrono> 20c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant#include <cassert> 21c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 22c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantint main() 23c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 24c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant { 25c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::nanoseconds ns1(15); 26c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::nanoseconds ns2(5); 27c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant assert(ns1 / ns2 == 3); 28c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant } 29c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant { 30c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::microseconds us1(15); 31c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::nanoseconds ns2(5); 32c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant assert(us1 / ns2 == 3000); 33c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant } 34c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant { 35c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::duration<int, std::ratio<2, 3> > s1(30); 36c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::duration<int, std::ratio<3, 5> > s2(5); 37c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant assert(s1 / s2 == 6); 38c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant } 39c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant { 40c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::duration<int, std::ratio<2, 3> > s1(30); 41c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::duration<double, std::ratio<3, 5> > s2(5); 42c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant assert(s1 / s2 == 20./3); 43c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant } 44473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant#ifndef _LIBCPP_HAS_NO_CONSTEXPR 45473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant { 46473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::nanoseconds ns1(15); 47473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::nanoseconds ns2(5); 48473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant static_assert(ns1 / ns2 == 3, ""); 49473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant } 50473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant { 51473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::microseconds us1(15); 52473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::nanoseconds ns2(5); 53473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant static_assert(us1 / ns2 == 3000, ""); 54473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant } 55473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant { 56473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30); 57473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5); 58473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant static_assert(s1 / s2 == 6, ""); 59473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant } 60473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant { 61473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30); 62473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5); 63473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant static_assert(s1 / s2 == 20./3, ""); 64473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant } 65473f838128bcf118ab50d08a65a83433ed1b015aHoward Hinnant#endif 66c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant} 67