bug#64391: buffer narrowing slowdown regression in emacs 29

[Eli Zaretskii]

> Date: Sun, 09 Jul 2023 08:35:29 +0000
> From: Gregory Heytings <gregory@heytings.org>
> cc: acohen@ust.hk, 64391@debbugs.gnu.org, mattias.engdegard@gmail.com, 
>     monnier@iro.umontreal.ca, bugs@gnus.org
> 
> > I also question the wisdom of telling only in the doc string that the 
> > tag is evaluated.  I could understand if you did that the other way 
> > around, but if the doc string says that, the manual should also say it.
> >
> 
> But the patch I sent changes both the manual and the docstring?

It does, but only the latter says that LABEL is evaluated.