1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef _LIBCPP___PSTL_BACKEND_H 10 #define _LIBCPP___PSTL_BACKEND_H 11 12 #include <__config> 13 #include <__pstl/backend_fwd.h> 14 15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16 # pragma GCC system_header 17 #endif 18 19 _LIBCPP_PUSH_MACROS 20 #include <__undef_macros> 21 22 #if _LIBCPP_STD_VER >= 17 23 24 # if defined(_LIBCPP_PSTL_BACKEND_SERIAL) 25 # include <__pstl/backends/default.h> 26 # include <__pstl/backends/serial.h> 27 # elif defined(_LIBCPP_PSTL_BACKEND_STD_THREAD) 28 # include <__pstl/backends/default.h> 29 # include <__pstl/backends/std_thread.h> 30 # elif defined(_LIBCPP_PSTL_BACKEND_LIBDISPATCH) 31 # include <__pstl/backends/default.h> 32 # include <__pstl/backends/libdispatch.h> 33 # endif 34 35 #endif // _LIBCPP_STD_VER >= 17 36 37 _LIBCPP_POP_MACROS 38 39 #endif // _LIBCPP___PSTL_BACKEND_H 40