From: Stefan Monnier <monnier@iro.umontreal.ca>
To: martin rudalics <rudalics@gmx.at>
Cc: Andrea Corallo <akrl@sdf.org>,
Noam Postavsky <npostavs@gmail.com>,
Emacs developers <emacs-devel@gnu.org>
Subject: Re: feature/native-comp f055f52 1/2: * Fix two find function functions for native compilation
Date: Mon, 09 Mar 2020 13:23:32 -0400 [thread overview]
Message-ID: <jwvtv2x4f6h.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <e283f6bd-e28c-9207-96ab-7cbbf2b26751@gmx.at> (martin rudalics's message of "Mon, 9 Mar 2020 18:11:27 +0100")
> But wrt my question I was just curious whether the regexp engine
> contains an optimization that makes "\\'" match faster than "$".
No, \' is no faster than $. It's just The Right Thing here, even tho
the probability that $ will misbehave in this case is very low here
(you'd need to have a file with ".eln\n" embedded somewhere in its name).
Stefan
prev parent reply other threads:[~2020-03-09 17:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20200308215344.25963.91575@vcs0.savannah.gnu.org>
[not found] ` <20200308215345.F2DB020B30@vcs0.savannah.gnu.org>
2020-03-08 23:43 ` feature/native-comp f055f52 1/2: * Fix two find function functions for native compilation Stefan Monnier
2020-03-09 7:44 ` Andrea Corallo
2020-03-09 9:03 ` martin rudalics
2020-03-09 11:53 ` Noam Postavsky
2020-03-09 17:11 ` martin rudalics
2020-03-09 17:23 ` Stefan Monnier [this message]
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