1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <mutex> 11 12// template <class Mutex> class unique_lock; 13 14// unique_lock(mutex_type& m, adopt_lock_t); 15 16#include <mutex> 17#include <cassert> 18 19int main() 20{ 21 std::mutex m; 22 m.lock(); 23 std::unique_lock<std::mutex> lk(m, std::adopt_lock); 24 assert(lk.mutex() == &m); 25 assert(lk.owns_lock() == true); 26} 27