bug#61514: 30.0.50; sadistically long xml line hangs emacs

[Eli Zaretskii]

> Date: Tue, 21 Feb 2023 14:38:41 +0000
> From: Gregory Heytings <gregory@heytings.org>
> cc: mah@everybody.org, 61514@debbugs.gnu.org, monnier@iro.umontreal.ca
> 
> 
> >
> > OK, but does it sound outrageous to have more than 1K of non-newline 
> > characters in a row without any brackets?
> >
> > At the very least, maybe make the value be in some variable?
> >
> 
> See my reply to Stefan.  With a 'with-restriction' of 10000 chars, the 
> file opens in 1.6 seconds.  I'm not sure it would make sense to add a 
> variable/defcustom there instead of the (admittedly somewhat arbitrary) 
> constant 10000, which should be large enough in practice.

OK, then let's go with that version.