1 //===----------------------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
12 // class shared_timed_mutex;
14 // shared_timed_mutex();
16 #include <shared_mutex>
20 #if _LIBCPP_STD_VER > 11
21 std::shared_timed_mutex m;