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 // <thread>
11
12 // #define __STDCPP_THREADS__ __cplusplus
13
14 #include <thread>
15
main()16 int main()
17 {
18 #ifndef __STDCPP_THREADS__
19 #error __STDCPP_THREADS__ is not defined
20 #endif
21 }
22