From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Nicolas Richard Newsgroups: gmane.emacs.help Subject: Re: looking-at-p slower than looking-at Date: Thu, 26 Nov 2015 14:58:30 +0100 Message-ID: <87lh9kc16h.fsf@members.fsf.org> References: <87r3js7e8l.fsf@linux-qg7d.fritz.box> <87y4dzv1b3.fsf@mbork.pl> <87vb8qb2q3.fsf_-_@ulb.ac.be> <87h9k9zou3.fsf@debian.uxu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1448546403 4243 80.91.229.3 (26 Nov 2015 14:00:03 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 26 Nov 2015 14:00:03 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Nov 26 14:59:46 2015 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1a1x47-0007A5-Fc for geh-help-gnu-emacs@m.gmane.org; Thu, 26 Nov 2015 14:58:27 +0100 Original-Received: from localhost ([::1]:51369 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a1x49-0003m2-L3 for geh-help-gnu-emacs@m.gmane.org; Thu, 26 Nov 2015 08:58:29 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:36790) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a1x3x-0003lv-Vv for help-gnu-emacs@gnu.org; Thu, 26 Nov 2015 08:58:18 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1a1x3u-00052Q-QE for help-gnu-emacs@gnu.org; Thu, 26 Nov 2015 08:58:17 -0500 Original-Received: from mxin.ulb.ac.be ([164.15.128.112]:42217) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a1x3u-00052D-Kh for help-gnu-emacs@gnu.org; Thu, 26 Nov 2015 08:58:14 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvYHAH0PV1akD4Xx/2dsb2JhbABegmmCFIJfqA4BAQEBAQEGlH6GDwKBfgEBAQEBAYELQRABg2MBAQMBfgsIAyElDwEEXIgmCL58hg2FRYUnhBIFlleWRZNOY4QFPTSBdoNqAQEB Original-Received: from mathsrv4.ulb.ac.be (HELO localhost) ([164.15.133.241]) by smtp.ulb.ac.be with ESMTP; 26 Nov 2015 14:58:10 +0100 In-Reply-To: <87h9k9zou3.fsf@debian.uxu> (Emanuel Berg's message of "Wed, 25 Nov 2015 23:39:00 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 164.15.128.112 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:108229 Archived-At: Emanuel Berg writes: > Nicolas Richard writes: > >> Why is it slower and how much slower is it ? I don't >> see how it can happen from its implementation > > Why wouldn't it be slower? It does more things! Well, I thought it does less: it doesn't modify match data. > (defmacro measure-time (&rest body) side note : you can use benchmark-elapse and others, from benchmark.el -- Nico