| //===----------------------------------------------------------------------===// |
| // |
| // 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: libcpp-has-no-threads |
| // UNSUPPORTED: c++98, c++03, c++11 |
| // XFAIL: dylib-has-no-shared_mutex |
| |
| // <shared_mutex> |
| |
| // template <class Mutex> class shared_lock; |
| |
| // shared_lock(mutex_type& m, adopt_lock_t); |
| |
| #include <shared_mutex> |
| #include <cassert> |
| #include "nasty_containers.hpp" |
| |
| int main(int, char**) |
| { |
| { |
| typedef std::shared_timed_mutex M; |
| M m; |
| m.lock(); |
| std::unique_lock<M> lk(m, std::adopt_lock); |
| assert(lk.mutex() == std::addressof(m)); |
| assert(lk.owns_lock() == true); |
| } |
| { |
| typedef nasty_mutex M; |
| M m; |
| m.lock(); |
| std::unique_lock<M> lk(m, std::adopt_lock); |
| assert(lk.mutex() == std::addressof(m)); |
| assert(lk.owns_lock() == true); |
| } |
| |
| return 0; |
| } |