//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // <chrono> // time_point // template <class ToDuration, class Clock, class Duration> // time_point<Clock, ToDuration> // time_point_cast(const time_point<Clock, Duration>& t); // ToDuration shall be an instantiation of duration. #include <chrono> int main() { typedef std::chrono::system_clock Clock; typedef std::chrono::time_point<Clock, std::chrono::milliseconds> FromTimePoint; typedef std::chrono::time_point<Clock, std::chrono::minutes> ToTimePoint; std::chrono::time_point_cast<ToTimePoint>(FromTimePoint(std::chrono::milliseconds(3))); }