blob: 4247f2d56893ad36b1850a1bfb3fd070b50c88e0 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <chrono>
// duration
// constexpr duration& operator+=(const duration& d); // constexpr in C++17
#include <chrono>
#include <cassert>
#include "test_macros.h"
#if TEST_STD_VER > 14
constexpr bool test_constexpr()
{
std::chrono::seconds s(3);
s += std::chrono::seconds(2);
if (s.count() != 5) return false;
s += std::chrono::minutes(2);
return s.count() == 125;
}
#endif
int main(int, char**)
{
{
std::chrono::seconds s(3);
s += std::chrono::seconds(2);
assert(s.count() == 5);
s += std::chrono::minutes(2);
assert(s.count() == 125);
}
#if TEST_STD_VER > 14
static_assert(test_constexpr(), "");
#endif
return 0;
}