f5256e16df
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103516 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
763 B
C++
32 lines
763 B
C++
//===----------------------------------------------------------------------===//
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//
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// 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(unique_lock&& u);
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#include <mutex>
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#include <cassert>
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std::mutex m;
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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(m);
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std::unique_lock<std::mutex> lk = std::move(lk0);
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assert(lk.mutex() == &m);
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assert(lk.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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