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 16int main() 17{ 18#ifndef __STDCPP_THREADS__ 19#error __STDCPP_THREADS__ is not defined 20#endif 21} 22