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 // <thread> 13 14 // #define __STDCPP_THREADS__ __cplusplus 15 16 #include <thread> 17 main()18 int main() 19 { 20 #ifndef __STDCPP_THREADS__ 21 #error __STDCPP_THREADS__ is not defined 22 #endif 23 } 24