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bug#8161: 24.0.50; query-replace-regexp fails with interactive replaceme


From: Juri Linkov
Subject: bug#8161: 24.0.50; query-replace-regexp fails with interactive replacement text
Date: Fri, 04 Mar 2011 01:04:46 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (x86_64-pc-linux-gnu)

> This has been broken since
>
> Author: Juri Linkov <address@hidden>
> Date:   Sat Nov 10 21:48:46 2007 +0000
>
>     (query-replace-show-replacement): New defcustom.
>     (perform-replace): Use `match-substitute-replacement' if
>     `query-replace-show-replacement' is non-nil.

Don't blame the committer ;-)  This feature (\?) is specific to
`query-replace-regexp', so mentioning it in low-level `replace-match'
would be wrong.  It should be dealt at the same level where it's used
in replace.el the same way as \? is processed in `replace-match-maybe-edit'.





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