From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: grischka Newsgroups: gmane.emacs.devel Subject: Re: Segfault in current bzr Date: Tue, 28 Sep 2010 13:10:23 +0200 Message-ID: <4CA1CD1F.3010604@gmx.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1285672247 23848 80.91.229.12 (28 Sep 2010 11:10:47 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Tue, 28 Sep 2010 11:10:47 +0000 (UTC) Cc: emacs-devel@gnu.org To: dak@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Sep 28 13:10:45 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1P0Y56-000488-Kp for ged-emacs-devel@m.gmane.org; Tue, 28 Sep 2010 13:10:44 +0200 Original-Received: from localhost ([127.0.0.1]:34134 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1P0Y56-0003DV-2X for ged-emacs-devel@m.gmane.org; Tue, 28 Sep 2010 07:10:44 -0400 Original-Received: from [140.186.70.92] (port=45706 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1P0Y4z-0003DG-N4 for emacs-devel@gnu.org; Tue, 28 Sep 2010 07:10:38 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1P0Y4y-0002hW-Ng for emacs-devel@gnu.org; Tue, 28 Sep 2010 07:10:37 -0400 Original-Received: from mailout-de.gmx.net ([213.165.64.23]:43236 helo=mail.gmx.net) by eggs.gnu.org with smtp (Exim 4.69) (envelope-from ) id 1P0Y4y-0002gz-7T for emacs-devel@gnu.org; Tue, 28 Sep 2010 07:10:36 -0400 Original-Received: (qmail invoked by alias); 28 Sep 2010 11:10:32 -0000 Original-Received: from unknown (EHLO [10.44.243.130]) [82.113.121.199] by mail.gmx.net (mp007) with SMTP; 28 Sep 2010 13:10:32 +0200 X-Authenticated: #18588216 X-Provags-ID: V01U2FsdGVkX1+bzGslJ5Wb1HyLPW3IpjCgEDckPASyYHqgsHyCpg 7ZdsRLIUl6HshW User-Agent: Thunderbird 2.0.0.23 (Windows/20090812) Original-References: 87mxr2ddmn.fsf@lola.goethe.zz X-Y-GMX-Trusted: 0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:131049 Archived-At: > At least that can be avoided without letting go of optimization: > cf. C-h C-d > > ** When you are trying to analyze failed assertions, it will be > essential to compile Emacs either completely without optimizations or > at least (when using GCC) with the -fno-crossjumping option. Failure > to do so may make the compiler recycle the same abort call for all > assertions in a given function, rendering the stack backtrace useless > for identifying the specific failed assertion. Typically emacs: They're rather able to give people a lecture about gcc options than to add a simple one-line wrapper for abort to print the file:linenumber. --- grischka