1// -*- C++ -*-
 2//===----------------------------------------------------------------------===//
 3//
 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
 7//
 8//===----------------------------------------------------------------------===//
 9
10#ifndef _LIBCPP_STDBOOL_H
11#define _LIBCPP_STDBOOL_H
12
13/*
14    stdbool.h synopsis
15
16Macros:
17
18    __bool_true_false_are_defined
19
20*/
21
22#if defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
23#  include <__cxx03/stdbool.h>
24#else
25#  include <__config>
26
27#  if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
28#    pragma GCC system_header
29#  endif
30
31#  if __has_include_next(<stdbool.h>)
32#    include_next <stdbool.h>
33#  endif
34
35#  ifdef __cplusplus
36#    undef bool
37#    undef true
38#    undef false
39#    undef __bool_true_false_are_defined
40#    define __bool_true_false_are_defined 1
41#  endif
42#endif // defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
43
44#endif // _LIBCPP_STDBOOL_H