Re: [PATCH glibc] Update hurd/hurdselect.c to be more portable.

[Samuel Thibault]

Flavio Cruz, le ven. 05 mai 2023 00:20:39 -0400, a ecrit:
> +  /* TODO: add this assertion for x86_64.  */
> +#ifndef __x86_64__
> +  _Static_assert (sizeof (uint32_t) == sizeof (mach_msg_type_t),
> +                  "mach_msg_type_t needs to be the same size as uint32_t");
> +#endif

Now that it is static, rather move it to

> +++ b/sysdeps/mach/mach_rpc.h
> +
> +/* Macro used by MIG to cleanly check the type.  */
> +#define BAD_TYPECHECK(type, check) __glibc_unlikely (({      \
> +  union { mach_msg_type_t t; uint32_t w; } _t, _c;   \
> +  _t.t = *(type); _c.t = *(check);_t.w != _c.w; }))

so it is tied to what it matters for?