From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Jason Rumney Newsgroups: gmane.emacs.bugs Subject: Re: 23.0.60; Seg fault in xfaces.c at line 6703 (Emacs.app on GNUstep) Date: Sun, 03 Feb 2008 20:52:46 +0000 Message-ID: <47A6299E.70208@gnu.org> References: <02035fa87c0c1718bb87cabf307c74cc@lagorda> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1202071987 11129 80.91.229.12 (3 Feb 2008 20:53:07 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 3 Feb 2008 20:53:07 +0000 (UTC) Cc: Emacs bugs , Dan Nicolaescu To: Chris Hall Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Feb 03 21:53:28 2008 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1JLlq9-0001Hw-BI for geb-bug-gnu-emacs@m.gmane.org; Sun, 03 Feb 2008 21:53:25 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JLlph-0000eG-Is for geb-bug-gnu-emacs@m.gmane.org; Sun, 03 Feb 2008 15:52:57 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1JLlpb-0000da-Kj for bug-gnu-emacs@gnu.org; Sun, 03 Feb 2008 15:52:51 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1JLlpZ-0000bF-OA for bug-gnu-emacs@gnu.org; Sun, 03 Feb 2008 15:52:50 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JLlpZ-0000b3-HF for bug-gnu-emacs@gnu.org; Sun, 03 Feb 2008 15:52:49 -0500 Original-Received: from mk-outboundfilter-3.mail.uk.tiscali.com ([212.74.114.23]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1JLlpZ-0006zX-2v for bug-gnu-emacs@gnu.org; Sun, 03 Feb 2008 15:52:49 -0500 Original-X-Trace: 32876619/mk-outboundfilter-1.mail.uk.tiscali.com/F2S/$ACCEPTED/freedom2Surf-customers/83.67.23.108 X-SBRS: None X-RemoteIP: 83.67.23.108 X-IP-MAIL-FROM: jasonr@gnu.org X-IP-BHB: Once X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AgAAABK4pUdTQxds/2dsb2JhbAAIqnw X-IP-Direction: OUT Original-Received: from i-83-67-23-108.freedom2surf.net (HELO [127.0.0.1]) ([83.67.23.108]) by smtp.f2s.tiscali.co.uk with ESMTP/TLS/DHE-RSA-AES256-SHA; 03 Feb 2008 20:52:48 +0000 User-Agent: Thunderbird 2.0.0.9 (Windows/20071031) In-Reply-To: <02035fa87c0c1718bb87cabf307c74cc@lagorda> X-detected-kernel: by monty-python.gnu.org: Genre and OS details not recognized. X-BeenThere: bug-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:17460 Archived-At: Chris Hall wrote: > I think there are 2 issues here: the presence of the value '0x0' in a > field meant to contain a pointer to a face_cache struct, and what the > presence of that value causes to happen. > > To me it seems that while almost certainly the former is an Emacs.app > issue, the latter is more likely an Emacs 23.0.60 issue. I don't know > for sure, since I'm not an Emacs or Emacs.app hacker. > > I am aware that sometimes some classes of errors are perhaps best > allowed to happen and to result in catastrophic failures like > segmentation faults, but in this case, were this one of my programs > I'd probably consider it a bug. If it is a bug to have 0 in that field, why would you hide the bug by avoiding a crash when it is 0?