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From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: karthikchikmagalur@gmail.com, 74276@debbugs.gnu.org, jimjoe@gmx.net
Subject: bug#74276: 30.0.90; undo does not account for overlays now that markers are not used
Date: Sat, 09 Nov 2024 17:50:15 +0200	[thread overview]
Message-ID: <865xowmmo8.fsf@gnu.org> (raw)
In-Reply-To: <jwv7c9c1men.fsf-monnier+emacs@gnu.org> (message from Stefan Monnier on Sat, 09 Nov 2024 10:05:51 -0500)

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: James Thomas <jimjoe@gmx.net>,  74276@debbugs.gnu.org,
>   karthikchikmagalur@gmail.com
> Date: Sat, 09 Nov 2024 10:05:51 -0500
> 
> > Stefan, does undo restore overlays, and if so, how?
> 
> No, I don't think `undo` has ever tried to restore overlays.
> But it does attempt to restore marker positions, so I guess there can be
> cases where the switch to itree has caused overlays' boundaries to be
> restored less well than before.

Well, in this particular recipe Emacs 29 and 30 behave exactly like
Emacs 25, do at least in this case there was no regression.

But maybe we should add to undo the capability of restoring the
overlays.





  reply	other threads:[~2024-11-09 15:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-09  6:41 bug#74276: 30.0.90; undo does not account for overlays now that markers are not used James Thomas via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-11-09  8:12 ` Eli Zaretskii
2024-11-09 15:05   ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-11-09 15:50     ` Eli Zaretskii [this message]
2024-11-14 15:36       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors

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