2 //===----------------------------------------------------------------------===//
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8 //===----------------------------------------------------------------------===//
10 #ifndef _LIBCPP_STDBOOL_H
11 #define _LIBCPP_STDBOOL_H
18 __bool_true_false_are_defined
24 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
25 # pragma GCC system_header
28 #if __has_include_next(<stdbool.h>)
29 # include_next <stdbool.h>
36 # undef __bool_true_false_are_defined
37 # define __bool_true_false_are_defined 1
40 #endif // _LIBCPP_STDBOOL_H