1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard 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. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <chrono> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// time_point 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// explicit time_point(const duration& d); 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <chrono> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 19e619862dbf0c4a46db6e3d816bcafcfef6e85977Stephan T. Lavavej#include "test_macros.h" 20e619862dbf0c4a46db6e3d816bcafcfef6e85977Stephan T. Lavavej 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::chrono::system_clock Clock; 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::chrono::milliseconds Duration; 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::chrono::time_point<Clock, Duration> t(Duration(3)); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(t.time_since_epoch() == Duration(3)); 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::chrono::time_point<Clock, Duration> t(std::chrono::seconds(3)); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(t.time_since_epoch() == Duration(3000)); 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 33e619862dbf0c4a46db6e3d816bcafcfef6e85977Stephan T. Lavavej#if TEST_STD_VER > 11 34832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow { 35832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow constexpr std::chrono::time_point<Clock, Duration> t(Duration(3)); 36832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow static_assert(t.time_since_epoch() == Duration(3), ""); 37832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow } 38832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow { 39832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow constexpr std::chrono::time_point<Clock, Duration> t(std::chrono::seconds(3)); 40832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow static_assert(t.time_since_epoch() == Duration(3000), ""); 41832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow } 42832b304076afcd832a5ffe95281b46a7abdaf869Marshall Clow#endif 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 44