From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#38757: emacs-27; reliably crashes when wrapping visual lines Date: Fri, 27 Dec 2019 16:01:00 +0200 Message-ID: <83h81lq34z.fsf@gnu.org> References: <83lfqyoyd7.fsf@gnu.org> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="95173"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 38757@debbugs.gnu.org To: hello@paulwrankin.com Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Dec 27 15:02:23 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1ikqC7-000OdE-EM for geb-bug-gnu-emacs@m.gmane.org; Fri, 27 Dec 2019 15:02:23 +0100 Original-Received: from localhost ([::1]:35710 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ikqC5-0005j3-JQ for geb-bug-gnu-emacs@m.gmane.org; Fri, 27 Dec 2019 09:02:21 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33871) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ikqBr-0005hW-CY for bug-gnu-emacs@gnu.org; Fri, 27 Dec 2019 09:02:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ikqBm-00073Z-HQ for bug-gnu-emacs@gnu.org; Fri, 27 Dec 2019 09:02:07 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50667) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ikqBm-00073Q-Eb for bug-gnu-emacs@gnu.org; Fri, 27 Dec 2019 09:02:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ikqBm-000289-C6 for bug-gnu-emacs@gnu.org; Fri, 27 Dec 2019 09:02:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 27 Dec 2019 14:02:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 38757 X-GNU-PR-Package: emacs Original-Received: via spool by 38757-submit@debbugs.gnu.org id=B38757.15774552728126 (code B ref 38757); Fri, 27 Dec 2019 14:02:02 +0000 Original-Received: (at 38757) by debbugs.gnu.org; 27 Dec 2019 14:01:12 +0000 Original-Received: from localhost ([127.0.0.1]:56640 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ikqAx-000270-S3 for submit@debbugs.gnu.org; Fri, 27 Dec 2019 09:01:12 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52837) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ikqAw-00026n-Os for 38757@debbugs.gnu.org; Fri, 27 Dec 2019 09:01:10 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:44876) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ikqAr-0005rP-Gw; Fri, 27 Dec 2019 09:01:05 -0500 Original-Received: from [176.228.60.248] (port=2182 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1ikqAo-0005nn-5e; Fri, 27 Dec 2019 09:01:03 -0500 In-reply-to: <83lfqyoyd7.fsf@gnu.org> (message from Eli Zaretskii on Fri, 27 Dec 2019 12:29:24 +0200) 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: 209.51.188.43 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:173818 Archived-At: > Date: Fri, 27 Dec 2019 12:29:24 +0200 > From: Eli Zaretskii > Cc: 38757@debbugs.gnu.org > > > 1. checkout emacs-27 branch and build > > 2. emacs --fg-daemon > > 3. emacsclient -nw > > 4. in *scratch* > > > > (let ((margin (/ (window-body-width) 4))) > > (visual-line-mode 1) > > (insert (make-string (window-body-width) ?x)) > > (set-window-margins nil margin margin)) > > > > Expected resutls: > > > > The window should have symetrical margins each half the window body > > width. The window text should be a line of 'x' wrapped at the window > > body edge. > > > > Actual results: > > > > Fatal error 11: Segmentation fault > > zsh: abort emacs --fg-daemon > > Thanks. > > I cannot reproduce this on GNU/Linux, I get the expected result. So > it might be Darwin-specific, or maybe someone will be able to > reproduce on GNU/Linux and post a backtrace. And one more question: does this happen if you invoke Emacs with -Q?