Re: 23.0.60; Seg fault in xfaces.c at line 6703 (Emacs.app on GNUstep)

[Jason Rumney]

Chris Hall wrote:
> I think there are 2 issues here: the presence of the value '0x0' in a 
> field meant to contain a pointer to a face_cache struct, and what the 
> presence of that value causes to happen.
>
> To me it seems that while almost certainly the former is an Emacs.app 
> issue, the latter is more likely an Emacs 23.0.60 issue.  I don't know 
> for sure, since I'm not an Emacs or Emacs.app hacker.
>
> I am aware that sometimes some classes of errors are perhaps best 
> allowed to happen and to result in catastrophic failures like 
> segmentation faults, but in this case, were this one of my programs 
> I'd probably consider it a bug.

If it is a bug to have 0 in that field, why would you hide the bug by 
avoiding a crash when it is 0?