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 // <shared_mutex>
11
12 // class shared_mutex;
13
14 // shared_mutex();
15
16 #include <shared_mutex>
17
main()18 int main()
19 {
20 #if _LIBCPP_STD_VER > 11
21 std::shared_mutex m;
22 #endif
23 }
24