> > + do { \
> > + struct __scrub { typeof(*p) c[n]; }; \
>
> The typeof(*p) suggestion doesn't work. It would require p to always be
> a pointer type with an accurate (for memset) sizeof(*p). In general however
> we'll memset some array described by a void*/size_t pair, and typeof in
> that case is useless. The original'struct __scrub { char c[n]; };' was Ok.
I just suggested it because of the original array name of the macro
and without it it would have only worked for char arrays. With the new
naming it's ok I guess.
It could be made to work with macros and builtin_type_match I guess,
but it would be fairly ugly and not worth it.
-Andi
--
To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
