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

[Eli Zaretskii]

> Date: Mon, 20 Feb 2023 02:05:59 +0000
> From: Gregory Heytings <gregory@heytings.org>
> cc: mah@everybody.org, 61514@debbugs.gnu.org, 
>     Stefan Monnier <monnier@iro.umontreal.ca>
> 
> Here's a patch that makes it modifiable, and "fixes" (in the sense of 
> failing with a "Stack overflow in regexp matcher" instead of inflooping) 
> the current bug.
> 
> WDYT?

I'm against it.  I'd rather try to fix what nXML does and/or the
regexp it uses.