| 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 | // <mutex> |
| 10 | |
| 11 | // template <class Mutex> class unique_lock; |
| 12 | |
| 13 | // unique_lock(); |
| 14 | |
| 15 | #include <cassert> |
| 16 | #include <mutex> |
| 17 | #include <type_traits> |
| 18 | |
| 19 | #include "checking_mutex.h" |
| 20 | #include "test_macros.h" |
| 21 | |
| 22 | #if TEST_STD_VER >= 11 |
| 23 | static_assert(std::is_nothrow_default_constructible<std::unique_lock<checking_mutex>>::value, "" ); |
| 24 | #endif |
| 25 | |
| 26 | int main(int, char**) { |
| 27 | std::unique_lock<checking_mutex> ul; |
| 28 | assert(!ul.owns_lock()); |
| 29 | assert(ul.mutex() == nullptr); |
| 30 | |
| 31 | return 0; |
| 32 | } |
| 33 | |