//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <atomic>
// struct atomic_flag
// atomic_flag& operator=(const atomic_flag&) = delete;
#include <atomic>
#include <cassert>
int main(int, char**)
{
std::atomic_flag f0;
std::atomic_flag f;
f = f0;
return 0;
}