26 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// <atomic>10 11// struct atomic_flag12 13// atomic_flag& operator=(const atomic_flag&) = delete;14 15#include <atomic>16#include <cassert>17 18int main(int, char**)19{20 std::atomic_flag f0;21 volatile std::atomic_flag f;22 f = f0;23 24 return 0;25}26