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 11 // <chrono> 12 13 // file_clock 14 15 // rep should be signed 16 17 #include <chrono> 18 #include <cassert> 19 #include <type_traits> 20 21 #include "test_macros.h" 22 main(int,char **)23int main(int, char**) 24 { 25 static_assert(std::is_signed<std::chrono::file_clock::rep>::value, ""); 26 assert(std::chrono::file_clock::duration::min() < 27 std::chrono::file_clock::duration::zero()); 28 29 return 0; 30 } 31