bug#43812: 28.0.50; segfault in ns_clear_under_internal_border

[Alan Third]

On Mon, Oct 05, 2020 at 05:38:04PM -0700, Sean Farley wrote:
> 
> Alan Third <alan@idiocy.org> writes:
> > This is a bit of a shot in the dark, but does the attached patch fix
> > it?
> 
> Thanks for the quick reply! After a series of manual tests, I think I
> can say that, yes, this patch seems to fix the segfault. One thing I
> noted is that I had to distclean and reconfigure to get the state of the
> bug to appear / disappear. But perhaps that is an artifact of me using
> the native-comp branch (or maybe my lack of how object files are
> recompiled into Emacs.app)
> 
> Either way, much appreciated for the quick fix!

Thanks! I've pushed it to master.
-- 
Alan Third