From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Adrian Robert Newsgroups: gmane.emacs.bugs Subject: bug#3082: Crash in ns_draw_glyph_string Date: Mon, 3 Feb 2014 09:21:45 +0200 Message-ID: <60500700-C9BF-443F-8D40-4F45D5367A02@gmail.com> References: <87bpqo5erl.fsf@cyd.mit.edu> <6007EB2C-A41D-4C39-A6A3-2B9D0D14AFAF@gmail.com> <87a9e9caxy.fsf@building.gnus.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (Mac OS X Mail 7.1 \(1827\)) Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1391412131 5296 80.91.229.3 (3 Feb 2014 07:22:11 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 3 Feb 2014 07:22:11 +0000 (UTC) Cc: David Reitter , Chong Yidong , 3082@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Feb 03 08:22:18 2014 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 1WADrF-00019a-Ld for geb-bug-gnu-emacs@m.gmane.org; Mon, 03 Feb 2014 08:22:17 +0100 Original-Received: from localhost ([::1]:44576 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WADrF-0001z0-1V for geb-bug-gnu-emacs@m.gmane.org; Mon, 03 Feb 2014 02:22:17 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46496) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WADr6-0001yq-F6 for bug-gnu-emacs@gnu.org; Mon, 03 Feb 2014 02:22:14 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WADr0-0008P4-9M for bug-gnu-emacs@gnu.org; Mon, 03 Feb 2014 02:22:08 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:33275) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WADr0-0008P0-5s for bug-gnu-emacs@gnu.org; Mon, 03 Feb 2014 02:22:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1WADqz-00072q-Qr for bug-gnu-emacs@gnu.org; Mon, 03 Feb 2014 02:22:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Adrian Robert Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 03 Feb 2014 07:22:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 3082 X-GNU-PR-Package: emacs,ns X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 3082-submit@debbugs.gnu.org id=B3082.139141211727069 (code B ref 3082); Mon, 03 Feb 2014 07:22:01 +0000 Original-Received: (at 3082) by debbugs.gnu.org; 3 Feb 2014 07:21:57 +0000 Original-Received: from localhost ([127.0.0.1]:47294 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WADqr-00072M-Kh for submit@debbugs.gnu.org; Mon, 03 Feb 2014 02:21:57 -0500 Original-Received: from mail-lb0-f178.google.com ([209.85.217.178]:46823) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WADqm-00072A-1X for 3082@debbugs.gnu.org; Mon, 03 Feb 2014 02:21:52 -0500 Original-Received: by mail-lb0-f178.google.com with SMTP id u14so5120701lbd.9 for <3082@debbugs.gnu.org>; Sun, 02 Feb 2014 23:21:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=g87grdl9xHGQB/x0oNspWDZ+PIcRIF5rAry6LaUKLfA=; b=vCEsEzRUSwHucxyzjrdkcfxHjcTz7uQvO1NrI5QuACDkBoOcZVfbEt70sHWQ4ZHpMd Te/eu/SEKh5L1j3Ssr5OxXqtjMyDt4/cqw6gx8H97fEqPDeePnIEPsVLrh/1bnxGv2/n lJXfG+NpejTorHAR8gNUX9/P9br7Wpv22bf3uBeU8pfXPQsmu+H6ORjoS7Afp/Z6LYnK dczIAwtAJJJqChNHBznadabyxtLJ7ZGswA5LTshGRPCsTuuAEaWxQxRzQFuNuyW7aQJr 7TpYKY9556rS1pt5jlOCZ8ruUPc0NrV9Pj2fsyWpyZvhSCkJaVaQLYCmUJiGOh0IENtx AP3g== X-Received: by 10.152.219.97 with SMTP id pn1mr23372548lac.9.1391412106705; Sun, 02 Feb 2014 23:21:46 -0800 (PST) Original-Received: from [192.168.1.113] (cs181031159.pp.htv.fi. [82.181.31.159]) by mx.google.com with ESMTPSA id t5sm28543976lat.6.2014.02.02.23.21.44 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 02 Feb 2014 23:21:45 -0800 (PST) In-Reply-To: <87a9e9caxy.fsf@building.gnus.org> X-Mailer: Apple Mail (2.1827) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.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:84503 Archived-At: I cannot reproduce it with -Os or -O2 or -O3. I am not sure if the = scrolling is working correctly (there are jumps when there don=92t need = to be) but that would be a different bug report. On 2014.2.3, at 02:11, Lars Ingebrigtsen wrote: > David Reitter writes: >=20 >> On Apr 23, 2009, at 11:26 PM, Adrian Robert wrote: >>>> David Reitter wrote: >>>>=20 >>>>> Emacs -Q >>>>> M-x list-faces-display >>>>> C-x o >>>>> C-x 1 >>>>> M-: (setq scroll-step 1 scroll-conservatively 1) >>>>> (enlarge frame a bit) >>>>>=20 >>>>> Now scroll down (with Down/Home) repeatedly. In two out of three >>>>> trials this produced the crash below for me. >>>=20 >>>=20 >>> I can't get this to reproduce when -O2 not given, but the stack >>> trace is incomplete when it is. David, is this crash frequently >>> occurring in other contexts, or only through the specific recipe you >>> give? >>=20 >> I've had these crashes a lot when experimenting with many faces being >> displayed - but only then; not really (or rarely) during normal use. >> I've been using -O3. >>=20 >> Unfortunately I couldn't reproduce under gdb the other day. >=20 > Is this problem still present in Emacs 24? >=20 > --=20 > (domestic pets only, the antidote for overdose, milk.) > bloggy blog http://lars.ingebrigtsen.no/