GNU bug report logs - #22090
Isearch is sluggish and eventually refuses further service with "[Too many words]".

Previous Next

Full log

Message #17 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Random832 <random832 <at> fastmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: Re: bug#22090: Isearch is sluggish and eventually refuses further
 service with "[Too many words]".
Date: Fri, 4 Dec 2015 15:49:43 +0000 (UTC)

On 2015-12-04, Artur Malabarba <bruce.connor.am <at> gmail.com> wrote:
> This was necessary because the logic created a regexp with
> 2^(length of the string) redundant paths.  So, when a very
> long string "almost" matched, Emacs took a very long time to
> figure out that it didn't.  This became particularly relevant
> because isearch's lazy-highlight does a search bounded by (1-
> match-end) (which, in most circumstances, is a search that
> almost matches).  A recipe for this can be found in bug#22090.

So has any thought been given to implementing folding searches
via matching a simple regexp against a projected version of the
buffer rather than the current mechanism of creating a regexp
that will always match when it should?

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.