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 // UNSUPPORTED: libcpp-has-no-threads
11
12 // <atomic>
13
14 #include <atomic>
15
16 #ifndef _LIBCPP_VERSION
17 #error _LIBCPP_VERSION not defined
18 #endif
19
main()20 int main()
21 {
22 }
23