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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <atomic>
10 
11 // struct atomic_flag
12 
13 // atomic_flag(const atomic_flag&) = delete;
14 
15 #include <atomic>
16 #include <cassert>
17 
18 int main(int, char**)
19 {
20     std::atomic_flag f0;
21     std::atomic_flag f(f0);
22 
23   return 0;
24 }
25