#ifndef _SYS_CDEFS_H #include #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 __LONG_DOUBLE_USES_FLOAT128 == 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