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stdbool.h: Update for C23
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When a compiler with C23 or higher is detected, builtin bool, true,
and false are used to conform the C23 standard.

Reviewed by:	imp
Differential Revision: https://reviews.freebsd.org/D44664
This commit is contained in:
Minsoo Choo 2026-01-06 14:57:27 -05:00 • committed by Ed Maste
parent 1961785e35
commit f441a225c4
1 changed files with 6 additions and 2 deletions
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8
include/stdbool.h
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@ -26,15 +26,19 @@
* SUCH DAMAGE.
*/
#ifndef __STDC_VERSION_STDBOOL_H__
#define __STDC_VERSION_STDBOOL_H__ 202311L
#ifndef __bool_true_false_are_defined
#define __bool_true_false_are_defined 1
#ifndef __cplusplus
#if (__STDC_VERSION__ < 202311L) && !defined(__cplusplus)
#define false 0
#define true 1
#define bool _Bool
#endif /* !__cplusplus */
#endif /* (__STDC_VERSION__ < 202311L) && !defined(__cplusplus) */
#endif /* __bool_true_false_are_defined */
#endif /* __STDC_VERSION_STDBOOL_H__ */