| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11 |
| // <shared_mutex> |
| |
| // template <class Mutex> class shared_lock; |
| |
| // shared_lock(shared_lock const&) = delete; |
| |
| #include <shared_mutex> |
| |
| std::shared_timed_mutex m; |
| |
| int main(int, char**) |
| { |
| std::shared_lock<std::shared_timed_mutex> lk0(m); |
| std::shared_lock<std::shared_timed_mutex> lk = lk0; |
| |
| return 0; |
| } |