20 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <mutex>10 11// template <class Mutex> class unique_lock;12 13// unique_lock& operator=(unique_lock const&) = delete;14 15#include <mutex>16 17#include "checking_mutex.h"18 19static_assert(!std::is_copy_assignable<std::lock_guard<checking_mutex> >::value, "");20