clang  9.0.0svn
stdbool.h
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1 /*===---- stdbool.h - Standard header for booleans -------------------------===
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 
10 #ifndef __STDBOOL_H
11 #define __STDBOOL_H
12 
13 /* Don't define bool, true, and false in C++, except as a GNU extension. */
14 #ifndef __cplusplus
15 #define bool _Bool
16 #define true 1
17 #define false 0
18 #elif defined(__GNUC__) && !defined(__STRICT_ANSI__)
19 /* Define _Bool as a GNU extension. */
20 #define _Bool bool
21 #if __cplusplus < 201103L
22 /* For C++98, define bool, false, true as a GNU extension. */
23 #define bool bool
24 #define false false
25 #define true true
26 #endif
27 #endif
28 
29 #define __bool_true_false_are_defined 1
30 
31 #endif /* __STDBOOL_H */