1570af302Sopenharmony_ci#ifndef _STDALIGN_H 2570af302Sopenharmony_ci#define _STDALIGN_H 3570af302Sopenharmony_ci 4570af302Sopenharmony_ci#ifndef __cplusplus 5570af302Sopenharmony_ci 6570af302Sopenharmony_ci/* this whole header only works in C11 or with compiler extensions */ 7570af302Sopenharmony_ci#if __STDC_VERSION__ < 201112L && defined( __GNUC__) 8570af302Sopenharmony_ci#define _Alignas(t) __attribute__((__aligned__(t))) 9570af302Sopenharmony_ci#define _Alignof(t) __alignof__(t) 10570af302Sopenharmony_ci#endif 11570af302Sopenharmony_ci 12570af302Sopenharmony_ci#define alignas _Alignas 13570af302Sopenharmony_ci#define alignof _Alignof 14570af302Sopenharmony_ci 15570af302Sopenharmony_ci#endif 16570af302Sopenharmony_ci 17570af302Sopenharmony_ci#define __alignas_is_defined 1 18570af302Sopenharmony_ci#define __alignof_is_defined 1 19570af302Sopenharmony_ci 20570af302Sopenharmony_ci#endif 21