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#30931: 27.0.50; Crash in "Automatic GC" Date: Fri, 30 Mar 2018 11:16:36 +0300 Message-ID: <83fu4ic717.fsf@gnu.org> References: <0eb14aa5-8110-8336-5d3d-fac46ccc23f3@zoho.com> <83h8p4hok0.fsf@gnu.org> <48726674-57ed-a3bc-b4dc-e36747d30f90@zoho.com> <87605eqwam.fsf@gmail.com> <87zi2qp1f1.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1522397712 6005 195.159.176.226 (30 Mar 2018 08:15:12 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 30 Mar 2018 08:15:12 +0000 (UTC) Cc: 30931@debbugs.gnu.org, k.michal@zoho.com To: Noam Postavsky Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Mar 30 10:15:07 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 1f1pBj-0001Sq-8g for geb-bug-gnu-emacs@m.gmane.org; Fri, 30 Mar 2018 10:15:07 +0200 Original-Received: from localhost ([::1]:42531 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f1pDm-0000Dc-Mo for geb-bug-gnu-emacs@m.gmane.org; Fri, 30 Mar 2018 04:17:14 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:33537) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f1pDe-0000DO-1s for bug-gnu-emacs@gnu.org; Fri, 30 Mar 2018 04:17:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f1pDa-0003dm-1j for bug-gnu-emacs@gnu.org; Fri, 30 Mar 2018 04:17:06 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:51442) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f1pDZ-0003de-Tk for bug-gnu-emacs@gnu.org; Fri, 30 Mar 2018 04:17:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1f1pDZ-0000in-Nw for bug-gnu-emacs@gnu.org; Fri, 30 Mar 2018 04:17:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 30 Mar 2018 08:17:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 30931 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 30931-submit@debbugs.gnu.org id=B30931.15223978202763 (code B ref 30931); Fri, 30 Mar 2018 08:17:01 +0000 Original-Received: (at 30931) by debbugs.gnu.org; 30 Mar 2018 08:17:00 +0000 Original-Received: from localhost ([127.0.0.1]:59339 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f1pDY-0000iV-9v for submit@debbugs.gnu.org; Fri, 30 Mar 2018 04:17:00 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:42521) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f1pDW-0000iI-HH for 30931@debbugs.gnu.org; Fri, 30 Mar 2018 04:16:58 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f1pDN-0003S2-H4 for 30931@debbugs.gnu.org; Fri, 30 Mar 2018 04:16:53 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:34006) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f1pDN-0003Rv-Cj; Fri, 30 Mar 2018 04:16:49 -0400 Original-Received: from [176.228.60.248] (port=3876 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1f1pDM-0004S0-JG; Fri, 30 Mar 2018 04:16:49 -0400 In-reply-to: <87zi2qp1f1.fsf@gmail.com> (message from Noam Postavsky on Fri, 30 Mar 2018 01:39:30 -0400) 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:144727 Archived-At: > From: Noam Postavsky > Date: Fri, 30 Mar 2018 01:39:30 -0400 > Cc: 30931 <30931@debbugs.gnu.org> > > So the following is enough to trigger the bug: > > (with-temp-buffer > (insert "1234567890") > (setq buffer-undo-list nil) > (narrow-to-region 2 5) > (save-restriction > (widen) > (delete-region 1 6)) > (princ (format "%S" buffer-undo-list) #'external-debugging-output) > (type-of (car (nth 1 buffer-undo-list)))) Since Paul fixed the bug now (thanks, Paul!), would you like to add this test to the test suite? Thanks.