From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#23949: 25.0.95; Regression in handling error caused by (string-match-p "." nil) Date: Wed, 13 Jul 2016 18:03:07 +0300 Message-ID: <838tx5a8d0.fsf@gnu.org> References: <83lh17ati6.fsf@gnu.org> <83h9bvarb6.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1468422266 16665 80.91.229.3 (13 Jul 2016 15:04:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 13 Jul 2016 15:04:26 +0000 (UTC) Cc: schwab@suse.de, 23949@debbugs.gnu.org, monnier@iro.umontreal.ca To: Kaushal Modi Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jul 13 17:04:15 2016 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 1bNLht-0000Df-Sb for geb-bug-gnu-emacs@m.gmane.org; Wed, 13 Jul 2016 17:04:14 +0200 Original-Received: from localhost ([::1]:48270 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNLht-0005t9-BP for geb-bug-gnu-emacs@m.gmane.org; Wed, 13 Jul 2016 11:04:13 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57620) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNLhm-0005su-6b for bug-gnu-emacs@gnu.org; Wed, 13 Jul 2016 11:04:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bNLhj-00032f-AC for bug-gnu-emacs@gnu.org; Wed, 13 Jul 2016 11:04:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:37630) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNLhj-00032J-6H for bug-gnu-emacs@gnu.org; Wed, 13 Jul 2016 11:04:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bNLhj-0003uP-0f for bug-gnu-emacs@gnu.org; Wed, 13 Jul 2016 11:04:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 13 Jul 2016 15:04:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23949 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23949-submit@debbugs.gnu.org id=B23949.146842221414981 (code B ref 23949); Wed, 13 Jul 2016 15:04:02 +0000 Original-Received: (at 23949) by debbugs.gnu.org; 13 Jul 2016 15:03:34 +0000 Original-Received: from localhost ([127.0.0.1]:49966 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bNLhG-0003tZ-DW for submit@debbugs.gnu.org; Wed, 13 Jul 2016 11:03:34 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:38209) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bNLhF-0003tO-K3 for 23949@debbugs.gnu.org; Wed, 13 Jul 2016 11:03:33 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bNLh7-0002nP-UO for 23949@debbugs.gnu.org; Wed, 13 Jul 2016 11:03:28 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:55870) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNLh7-0002nA-RJ; Wed, 13 Jul 2016 11:03:25 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:3855 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bNLh5-0003WJ-Oc; Wed, 13 Jul 2016 11:03:24 -0400 In-reply-to: (message from Kaushal Modi on Wed, 13 Jul 2016 13:10:46 +0000) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:121002 Archived-At: > From: Kaushal Modi > Date: Wed, 13 Jul 2016 13:10:46 +0000 > Cc: Eli Zaretskii , schwab@suse.de, 23949@debbugs.gnu.org > > So what is the way forward? I just proposed one way forward. > Certainly there was a lower level change after emacs 24.5 that changed the behavior of how the run-hooks > behave or how the advices are executed in general or when called within a debugger? The underlying program with binding inhibit-changing-match-data when help-function-arglist is called exists on the emacs-25 branch as well. It also exists in Emacs 24.5, except that there help-split-fundoc signals an error, instead of returning bogus data: (let ((inhibit-changing-match-data t)) (help-split-fundoc (documentation 'delete-file) nil)) => error->Args out of range: 3004