GNU bug report logs - #31492
26.1; query-replace-regexp undo fails in regexps w/o printable chars

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Package: emacs;

Reported by: Tino Calancha <tino.calancha <at> gmail.com>

Date: Fri, 18 May 2018 13:28:02 UTC

Severity: normal

Found in version 26.1

Done: Tino Calancha <tino.calancha <at> gmail.com>

Bug is archived. No further changes may be made.

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Message #41 received at 31492 <at> debbugs.gnu.org (full text, mbox):

From: Tino Calancha <tino.calancha <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 31492 <at> debbugs.gnu.org, Tino Calancha <tino.calancha <at> gmail.com>
Subject: Re: bug#31492: 26.1; query-replace-regexp undo fails in regexps w/o
 printable chars
Date: Sun, 20 May 2018 22:46:05 +0900 (JST)


On Sun, 20 May 2018, Eli Zaretskii wrote:

> Not a recipe, an idea: I'm bothered by the possibility of the saved
> positions becoming outdated if something changes text before the saved
> positions.  Markers would move with the text, but positions won't.
>
> The question is: is such a situation possible?
Everything is possible (except, possibly, that I find a new job).

You know what they say: In the risk is the pleasure. Otherwise we
can use the first patch; the one with the test:
(/= (match-beginning 0) (match-end 0))
This bug report was last modified 7 years and 4 days ago.

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