op_-=.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976
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// <chrono> 11 12// duration 13 14// duration& operator-=(const duration& d); 15 16#include <chrono> 17#include <cassert> 18 19int main() 20{ 21 std::chrono::seconds s(3); 22 s -= std::chrono::seconds(2); 23 assert(s.count() == 1); 24 s -= std::chrono::minutes(2); 25 assert(s.count() == -119); 26} 27