From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#33414: 27.0.50; inhibit-changing-match-data can be t in syntax-propertize functions, breaking backtrace and looking-at Date: Sat, 17 Nov 2018 16:36:40 +0200 Message-ID: <83k1lbu5xj.fsf@gnu.org> References: <83lg5ru88i.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1542465308 12065 195.159.176.226 (17 Nov 2018 14:35:08 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 17 Nov 2018 14:35:08 +0000 (UTC) Cc: 33414@debbugs.gnu.org To: Pip Cet Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 17 15:35:04 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gO1gc-0002zY-GL for geb-bug-gnu-emacs@m.gmane.org; Sat, 17 Nov 2018 15:35:02 +0100 Original-Received: from localhost ([::1]:49537 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gO1ii-0002OC-SL for geb-bug-gnu-emacs@m.gmane.org; Sat, 17 Nov 2018 09:37:12 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:58564) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gO1ic-0002Mt-4X for bug-gnu-emacs@gnu.org; Sat, 17 Nov 2018 09:37:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gO1iZ-0003oT-Px for bug-gnu-emacs@gnu.org; Sat, 17 Nov 2018 09:37:04 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:52911) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gO1iY-0003n7-41 for bug-gnu-emacs@gnu.org; Sat, 17 Nov 2018 09:37:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1gO1iX-0002jw-TO for bug-gnu-emacs@gnu.org; Sat, 17 Nov 2018 09:37:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 17 Nov 2018 14:37:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 33414 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 33414-submit@debbugs.gnu.org id=B33414.154246541810522 (code B ref 33414); Sat, 17 Nov 2018 14:37:01 +0000 Original-Received: (at 33414) by debbugs.gnu.org; 17 Nov 2018 14:36:58 +0000 Original-Received: from localhost ([127.0.0.1]:57169 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gO1iU-0002je-Ad for submit@debbugs.gnu.org; Sat, 17 Nov 2018 09:36:58 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:48822) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gO1iS-0002jR-5K for 33414@debbugs.gnu.org; Sat, 17 Nov 2018 09:36:56 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gO1iG-0003eb-Cq for 33414@debbugs.gnu.org; Sat, 17 Nov 2018 09:36:50 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:39396) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gO1iE-0003e1-Ga; Sat, 17 Nov 2018 09:36:42 -0500 Original-Received: from [176.228.60.248] (port=2766 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1gO1iC-0003vW-KI; Sat, 17 Nov 2018 09:36:42 -0500 In-reply-to: (message from Pip Cet on Sat, 17 Nov 2018 14:14:04 +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:152473 Archived-At: > From: Pip Cet > Date: Sat, 17 Nov 2018 14:14:04 +0000 > Cc: 33414@debbugs.gnu.org > > > > (let ((inhibit-changing-match-data t)) (backtrace)) > > > > > > into the *scratch* buffer and evaluate with C-M-x.) > > > > This works on the release branch, so I think it's a regression that > > needs to be fixed. > > If I'm testing correctly, > > (let ((inhibit-changing-match-data t)) (debug)) > > fails on both branches You are right, not sure what I did wrong when trying it a few moments ago.