1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // UNSUPPORTED: no-monotonic-clock 10 11 // <chrono> 12 13 // steady_clock 14 15 // static time_point now(); 16 17 #include <chrono> 18 #include <cassert> 19 20 #include "test_macros.h" 21 main(int,char **)22int main(int, char**) 23 { 24 typedef std::chrono::steady_clock C; 25 C::time_point t1 = C::now(); 26 C::time_point t2 = C::now(); 27 assert(t2 >= t1); 28 // make sure t2 didn't wrap around 29 assert(t2 > std::chrono::time_point<C>()); 30 31 return 0; 32 } 33