From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andreas =?UTF-8?Q?R=C3=B6hler?= Newsgroups: gmane.emacs.bugs Subject: bug#14303: 24.3; Bug in comment-search-backward Date: Fri, 17 May 2013 14:39:17 +0200 Message-ID: <519624F5.5040600@easy-emacs.de> References: <5193B43B.8070007@easy-emacs.de> <519486DD.1040505@easy-emacs.de> <51961132.1040703@easy-emacs.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1368794285 24585 80.91.229.3 (17 May 2013 12:38:05 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 17 May 2013 12:38:05 +0000 (UTC) Cc: 14303@debbugs.gnu.org To: Leo Liu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri May 17 14:38:04 2013 Return-path: Envelope-to: geb-bug-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 1UdJv9-0007L8-15 for geb-bug-gnu-emacs@m.gmane.org; Fri, 17 May 2013 14:38:03 +0200 Original-Received: from localhost ([::1]:57784 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UdJv8-0006ub-KY for geb-bug-gnu-emacs@m.gmane.org; Fri, 17 May 2013 08:38:02 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:58322) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UdJv0-0006rj-Eg for bug-gnu-emacs@gnu.org; Fri, 17 May 2013 08:37:58 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UdJuv-0004qd-Qf for bug-gnu-emacs@gnu.org; Fri, 17 May 2013 08:37:54 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:60237) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UdJuv-0004qY-NF for bug-gnu-emacs@gnu.org; Fri, 17 May 2013 08:37:49 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1UdJv9-0004QV-TK for bug-gnu-emacs@gnu.org; Fri, 17 May 2013 08:38:04 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Andreas =?UTF-8?Q?R=C3=B6hler?= Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 17 May 2013 12:38:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 14303 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 14303-submit@debbugs.gnu.org id=B14303.136879423016812 (code B ref 14303); Fri, 17 May 2013 12:38:02 +0000 Original-Received: (at 14303) by debbugs.gnu.org; 17 May 2013 12:37:10 +0000 Original-Received: from localhost ([127.0.0.1]:48594 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1UdJuH-0004N5-OE for submit@debbugs.gnu.org; Fri, 17 May 2013 08:37:10 -0400 Original-Received: from moutng.kundenserver.de ([212.227.17.9]:52341) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1UdJuE-0004M8-Kf for 14303@debbugs.gnu.org; Fri, 17 May 2013 08:37:08 -0400 Original-Received: from [192.168.178.21] (brln-4dbc7c0d.pool.mediaWays.net [77.188.124.13]) by mrelayeu.kundenserver.de (node=mrbap3) with ESMTP (Nemesis) id 0Lbqzs-1UBvB83tBs-00jFVf; Fri, 17 May 2013 14:36:43 +0200 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130329 Thunderbird/17.0.5 In-Reply-To: X-Provags-ID: V02:K0:raPib3eORjtfU9QoN8XWEEENVLtVJncGV10Y/v/Cp5h A53hPF6u1YljndqIwcU5+hXmWkNkLGU1kuwqk6/rJnZWU7PRYN J3+nvb/4FX1Dn6fSm7E1PZpPZ27dzYU+KaqgmCQb6P34pYWgEW ZEE8JPAarFP343INwN75RMoDoK/ovSAEHNjkMjj8mfLELehLH6 LcBQM0TXtQRuPsSESHg1Nqi5pdEFgGRqwsIFCU4XGauKKJ6WcJ J7EFyre/yp909ZmWHqVAbWvYl31cJYwE2EvvCbRKKcQ9tkgXpk dqDg8YAoXJLgOjsMvDyF25XB48+8+gmhdmPuxSUeNj2XAYM2bN kndE0f7sGztFHbMZQSnQnaxliKgc2o2iRA3u4WrJj X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:74363 Archived-At: Am 17.05.2013 13:34, schrieb Leo Liu: > On 2013-05-17 19:14 +0800, Andreas Röhler wrote: >> The succession of things doesn't look right yet. >> >> if (eq comment-use-syntax nil) >> >> re-search-backward based solution >> >> which is very seldom. Grep shows 4 cases. >> >> Otherwise syntax-ppss - , prog1 and nth 4 goto char nth 8 - or so. >> Make sure wrong regexp isn't called then/no wrong matches. >> >> Andreas > > There is possible optimisation when 'end' is in a string. Don't understand. "end" can't be in a string, if syntax-ppss is used. Other than > that do you have a case where my solution will fail? Not just fail. However most if this code looks redundant, useless employing of re-search-..., which will slow down Emacs when called from a program. > > Leo >