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(); 15 16 #include <mutex> 17 #include <cassert> 18 19 int main() 20 { 21 std::unique_lock<std::mutex> ul; 22 assert(!ul.owns_lock()); 23 assert(ul.mutex() == nullptr); 24 } 25
