| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // UNSUPPORTED: libcpp-has-no-threads |
| // UNSUPPORTED: c++98, c++03, c++11 |
| |
| // <shared_mutex> |
| |
| // template <class Mutex> class shared_lock; |
| |
| // shared_lock(shared_lock&& u); |
| |
| #include <shared_mutex> |
| #include <cassert> |
| #include "nasty_containers.hpp" |
| |
| int main() |
| { |
| { |
| typedef std::shared_timed_mutex M; |
| M m; |
| std::shared_lock<M> lk0(m); |
| std::shared_lock<M> lk = std::move(lk0); |
| assert(lk.mutex() == std::addressof(m)); |
| assert(lk.owns_lock() == true); |
| assert(lk0.mutex() == nullptr); |
| assert(lk0.owns_lock() == false); |
| } |
| { |
| typedef nasty_mutex M; |
| M m; |
| std::shared_lock<M> lk0(m); |
| std::shared_lock<M> lk = std::move(lk0); |
| assert(lk.mutex() == std::addressof(m)); |
| assert(lk.owns_lock() == true); |
| assert(lk0.mutex() == nullptr); |
| assert(lk0.owns_lock() == false); |
| } |
| } |