//===----------------------------------------------------------------------===// // // 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 Clock, class Duration1, class Rep2, class Period2> // time_point<Clock, typename common_type<Duration1, duration<Rep2, Period2>>::type> // operator+(const time_point<Clock, Duration1>& lhs, const duration<Rep2, Period2>& rhs); // template <class Rep1, class Period1, class Clock, class Duration2> // time_point<Clock, typename common_type<duration<Rep1, Period1>, Duration2>::type> // operator+(const duration<Rep1, Period1>& lhs, const time_point<Clock, Duration2>& rhs); #include <chrono> #include <cassert> int main() { typedef std::chrono::system_clock Clock; typedef std::chrono::milliseconds Duration1; typedef std::chrono::microseconds Duration2; std::chrono::time_point<Clock, Duration1> t1(Duration1(3)); std::chrono::time_point<Clock, Duration2> t2 = t1 + Duration2(5); assert(t2.time_since_epoch() == Duration2(3005)); t2 = Duration2(6) + t1; assert(t2.time_since_epoch() == Duration2(3006)); }