bug#45898: 27.1; wedged in redisplay again

[Eli Zaretskii]

> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Date: Fri, 1 Jul 2022 14:35:33 +0200
> Cc: monnier@iro.umontreal.ca,
>  larsi@gnus.org,
>  psainty@orcon.net.nz,
>  Emacs-hacker2018@jovi.net,
>  45898@debbugs.gnu.org
> 
> Here's a first shot.
> 
> Doing random stuff (C-e, C-a, C-p), truncate-lines nil, font-lock, 
> max-redisplay-tick 0.
> 
> Not very surprising, I think.

Indeed, quite expected.