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From: Juri Linkov <juri@jurta.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Interpretation of a space in regexp isearch?
Date: Tue, 28 Aug 2012 11:30:15 +0300
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> The magic of `C-q SPC' is missing for non-regexp searches though.

`C-q SPC' inserts "[ ]" in regexp search.  The problem for non-regexp
search is how to avoid quoting "[ ]" in `regexp-quote'.