Re: Brief C23 excursion

On Thu, Apr 16, 2026 at 01:22:24PM +0200, Alejandro Colomar via Mutt-dev wrote:
> I've implemented a patch for musl (which hasn't been merged yet).
> It only needs C11 features.

> 	#define __QVoidptrof(p)  typeof(1?(p):(void*){0})
> 	#define __QCharptrof(s)  typeof                               \
> 	(                                                             \
> 		_Generic((__QVoidptrof(s)){0},                        \
> 			const void *: (const char *) 0,               \
> 			void *:       (char *) 0                      \
> 		)                                                     \
> 	)

[Sorry for the slightly off-topic discussion]

Correct me if I'm wrong, but that's going to barf if I perversely
declare my character pointer as volatile and pass it to one of
these functions, yes?  (It would otherwise just be a warning.)

Ian Collier.