9ff0468436
This makes some of the tests not flaky anymore, updates some tests to also work in C++03 and modernizes them in general.
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <mutex>
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// template <class Mutex> class unique_lock;
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// mutex_type *mutex() const;
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#include <cassert>
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#include <memory>
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#include <mutex>
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#include "checking_mutex.h"
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#include "test_macros.h"
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#if TEST_STD_VER >= 11
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static_assert(noexcept(std::declval<std::unique_lock<checking_mutex>&>().mutex()), "");
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#endif
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int main(int, char**) {
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checking_mutex mux;
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const std::unique_lock<checking_mutex> lock0; // Make sure `mutex()` is `const`
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static_assert(std::is_same<decltype(lock0.mutex()), checking_mutex*>::value, "");
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assert(lock0.mutex() == nullptr);
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std::unique_lock<checking_mutex> lock1(mux);
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assert(lock1.mutex() == std::addressof(mux));
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lock1.unlock();
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assert(lock1.mutex() == std::addressof(mux));
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return 0;
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}
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