Re: NULL vs 0 vs 0L bikeshed time

From: Thomas David Rivers <rivers_at_dignus.com> Date: Mon, 1 Mar 2004 12:07:37 -0500 (EST) · This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:37:45 UTC

> 
> Mark Murray <mark_at_grondar.org> writes:
> > I'd like to commit the following patch. It makes sure that for C
> > and the kernel, NULL is a ((void *)0)
> 
> This is not correct, because it makes NULL unusable for function
> pointers; you can assign 0 to a function pointer, but not (void *)0.
> 
> DES
> -- 
> Dag-Erling Smørgrav - des_at_des.no

 That assignment seems to work... I thought (void *) was assignable to
 any function pointer...  (Isn't (void *) assignable to any pointer?)

	- Dave R. -

--
rivers_at_dignus.com                        Work: (919) 676-0847
Get your mainframe programming tools at http://www.dignus.com