bug#45156: 28.0.50; Segfault due to glyph_row being set to NULL

[Eli Zaretskii]

> Date: Fri, 30 Apr 2021 15:10:32 +0200
> From: Vasilij Schneidermann <mail@vasilij.de>
> Cc: 45156@debbugs.gnu.org
> 
> > I don't understand what that means in practice.  Can you elaborate,
> > please?
> 
> The Emacs package on Arch Linux [1] applies three patches to avoid
> fontconfig-related crashes when loading up color fonts [2]. The changes
> for this bug look more complicated and might need adjustments to apply
> cleanly to the 27.2 release. If that's indeed the case, then I'd try to
> get the Arch Linux maintainer to apply it to their Emacs package to
> avoid that particular crash.

Let me know if it doesn't apply cleanly.