blob: 56adb231aa8f8cbe911480532efddb87f057b195 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
#ifndef _SYS_CDEFS_H
/* This is outside of _ISOMAC to enforce that _Static_assert always
uses the two-argument form. This can be removed once the minimum
GCC version used to compile glibc is GCC 9.1. */
#ifndef __cplusplus
# define _Static_assert(expr, diagnostic) _Static_assert (expr, diagnostic)
#endif
#include <misc/sys/cdefs.h>
#ifndef _ISOMAC
/* The compiler will optimize based on the knowledge the parameter is
not NULL. This will omit tests. A robust implementation cannot allow
this so when compiling glibc itself we ignore this attribute. */
# undef __nonnull
# define __nonnull(params)
extern void __chk_fail (void) __attribute__ ((__noreturn__));
libc_hidden_proto (__chk_fail)
rtld_hidden_proto (__chk_fail)
/* If we are using redirects internally to support long double,
we need to tweak some macros to ensure the PLT bypass tricks
continue to work in libc. */
#if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 && IS_IN (libc) && defined SHARED
# undef __LDBL_REDIR_DECL
# define __LDBL_REDIR_DECL(func) \
extern __typeof(func) func __asm (__ASMNAME ("__GI____ieee128_" #func));
# undef libc_hidden_ldbl_proto
# define libc_hidden_ldbl_proto(func, attrs...) \
extern __typeof(func) ___ieee128_ ## func; \
libc_hidden_proto (___ieee128_ ## func, ##attrs);
# undef __LDBL_REDIR2_DECL
# define __LDBL_REDIR2_DECL(func) \
extern __typeof(__ ## func) __ ## func __asm (__ASMNAME ("__GI____ieee128___" #func));
#endif
#endif /* !defined _ISOMAC */
#endif
|
