24 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <chrono>10 11// duration12 13// Period::num shall be positive, diagnostic required.14 15#include <chrono>16 17int main(int, char**)18{19 typedef std::chrono::duration<int, std::ratio<5, -1> > D;20 D d;21 22 return 0;23}24