Subject: bug#31492: 26.1; query-replace-regexp undo fails in regexps w/o printable chars

From: Eli Zaretskii <[email-masked]>
Date: Sun, 20 May 2018 14:59:57 +0300

> From: Tino Calancha <[email-masked]>
> Cc: [email-masked]
> Date: Sun, 20 May 2018 20:51:10 +0900
> 
> If the problem arise from using markers istead of integers, then how
> about we just use integers?

Does this work with '^' and 'C-e', if they change text before a match
that was already replaced and recorded?