1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
| | #ifndef __STDC_VERSION_STDALIGN_H__
#define __STDC_VERSION_STDALIGN_H__ 202311L
#ifndef __cplusplus
/* this whole header only works in C11 or with compiler extensions */
#if __STDC_VERSION__ < 201112L && defined( __GNUC__)
# define _Alignas(t) __attribute__((__aligned__(t)))
# define _Alignof(t) __alignof__(t)
#endif
/* Starting with C23 this header has no contents because these are keywords. */
#if __STDC_VERSION__ < 202311L
#define __alignas_is_defined 1
#define __alignof_is_defined 1
#endif
#endif
#endif
|