34 lines
808 B
C++
34 lines
808 B
C++
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//===----------------------------------------------------------------------===//
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//
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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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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// unique_lock& operator=(unique_lock&& u);
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#include <mutex>
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#include <cassert>
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std::mutex m0;
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std::mutex m1;
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int main()
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{
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#ifdef _LIBCPP_MOVE
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std::unique_lock<std::mutex> lk0(m0);
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std::unique_lock<std::mutex> lk1(m1);
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lk1 = std::move(lk0);
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assert(lk1.mutex() == &m0);
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assert(lk1.owns_lock() == true);
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assert(lk0.mutex() == nullptr);
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assert(lk0.owns_lock() == false);
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#endif
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}
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