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: c++03, c++11, c++14, c++17 10 // UNSUPPORTED: c++filesystem-disabled 11 12 // <chrono> 13 14 // file_clock 15 16 // static time_point now() noexcept; 17 18 #include <chrono> 19 #include <cassert> 20 21 #include "test_macros.h" 22 main(int,char **)23int main(int, char**) 24 { 25 typedef std::chrono::file_clock C; 26 ASSERT_NOEXCEPT(C::now()); 27 28 C::time_point t1 = C::now(); 29 assert(t1.time_since_epoch().count() != 0); 30 assert(C::time_point::min() < t1); 31 assert(C::time_point::max() > t1); 32 33 return 0; 34 } 35