GNU bug report logs - #77942
31.0.50; replace-region-contents gets stuck

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From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: eggert <at> cs.ucla.edu, monnier <at> iro.umontreal.ca, 77942 <at> debbugs.gnu.org
Subject: bug#77942: 31.0.50; replace-region-contents gets stuck
Date: Tue, 22 Apr 2025 13:42:15 +0200

Eli Zaretskii <eliz <at> gnu.org> writes:

>> Cc: Paul Eggert <eggert <at> cs.ucla.edu>, 77942 <at> debbugs.gnu.org
>> From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
>> Date: Tue, 22 Apr 2025 05:48:14 +0200
>> 
>> But honestly, what the heck? Does someone know what this diffing is
>> about in the first place?
>
> It's about leaving the unchanged portions of text intact, including
> their properties, overlays, markers, etc.  I believe the doc string
> says that much.

What I meant is why perform an O(ND) diff for that purpose. That's not
at all obvious. (And it would be nice if the doc string talked about
that O(ND) a bit to warn users.)

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