GNU bug report logs - #77607
31.0.50; replace-region-contents moves point

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Message #8 received at 77607 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: "Paul D. Nelson" <ultrono <at> gmail.com>,
 Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: 77607 <at> debbugs.gnu.org
Subject: Re: bug#77607: 31.0.50; replace-region-contents moves point
Date: Mon, 07 Apr 2025 16:45:56 +0300

> From: "Paul D. Nelson" <ultrono <at> gmail.com>
> Date: Mon, 07 Apr 2025 14:09:12 +0200
> 
> The info docs for replace-region-contents say that it attempts to
> preserve point.  With the latest update, it fails to preserve point in
> cases where it did before.  I fixed my use case with save-excursion, and
> the docs are vague enough that this issue might not qualify as a bug,
> but I figured I'd report it just in case it was unintentional, or in
> case others come across it.
> 
> For example:
> 
> (with-temp-buffer
>   (insert "abc")
>   (replace-region-contents (- (point) 3) (- (point) 2) (lambda () "A"))
>   (char-to-string (char-before)))
> 
> now returns "A", but I believe that it previously returned "c".

Stefan, any comments?

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