1/* <stddef.h> for the Aro C compiler */
2
3#pragma once
4
5#define __STDC_VERSION_STDDEF_H__ 202311L
6
7typedef __PTRDIFF_TYPE__ ptrdiff_t;
8typedef __SIZE_TYPE__ size_t;
9typedef __WCHAR_TYPE__ wchar_t;
10
11/* define max_align_t to match GCC and Clang */
12typedef struct {
13 long long __aro_max_align_ll;
14 long double __aro_max_align_ld;
15} max_align_t;
16
17#define NULL ((void*)0)
18#define offsetof(T, member) __builtin_offsetof(T, member)
19
20#if __STDC_VERSION__ >= 202311L
21# pragma GCC diagnostic push
22# pragma GCC diagnostic ignored "-Wpre-c23-compat"
23 typedef typeof(nullptr) nullptr_t;
24# pragma GCC diagnostic pop
25
26# if defined unreachable
27# error unreachable() is a standard macro in C23
28# else
29# define unreachable() __builtin_unreachable()
30# endif
31#endif