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

From: Gregory Heytings <[email-masked]>
Date: Mon, 20 Feb 2023 19:11:31 +0000

>
> The patch below fixes the stack overflow.
>

Together with the "\\<" in xmltok.el, this fixes this bug indeed in all 
cases (truncated and non-truncated ones).  Congrats!

>
> I don't think we want that for `emacs-29`, but unless there's some 
> objection I'll push this to `master`,
>

I'd say it fixes an important bug in the regexp engine, but I cannot judge 
whether it's important enough for emacs-29.