libc: Suppress <stdalign.h> content for C23 and later

C23 deprecates <stdalign.h> and specifies that the header shall
provide no content (§7.15.1).

Signed-off-by:	Faraz Vahedi <kfv@kfv.io>
Pull Request:	https://github.com/freebsd/freebsd-src/pull/2223
MFC after:	1 month
Reviewed by:	imp, fuz

This commit is contained in:

Faraz Vahedi

2026-05-20 13:36:16 +03:30

committed by

Robert Clausecker

parent 48d20fd1cf

commit 694baf88c2

1 changed files with 4 additions and 0 deletions

									
										include/stdalign.h
									
		+4
		
												View File
												
					@@ -26,6 +26,8 @@

					 * SUCH DAMAGE.

					 * SUCH DAMAGE.

					 */

					 */

					#if __STDC_VERSION__ < 202311L

					#ifndef __alignas_is_defined

					#ifndef __alignas_is_defined

					#define	__alignas_is_defined	1

					#define	__alignas_is_defined	1

					@@ -45,3 +47,5 @@

					#endif

					#endif

					#endif /* !__alignof_is_defined */

					#endif /* !__alignof_is_defined */

					#endif /* __STDC_VERSION__ < 202311L */