1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // UNSUPPORTED: c++03, c++11, c++14 11 // <chrono> 12 13 // round 14 15 // template <class ToDuration, class Rep, class Period> 16 // ToDuration 17 // round(const duration<Rep, Period>& d); 18 19 // ToDuration shall be an instantiation of duration. 20 21 #include <chrono> 22 23 int main() 24 { 25 std::chrono::round<int>(std::chrono::milliseconds(3)); 26 } 27