From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.devel Subject: Re: C-g crash redux Date: Thu, 03 Aug 2006 00:16:24 -0400 Message-ID: <87psfi4fon.fsf@stupidchicken.com> References: <877j1qvp4k.fsf@pacem.orebokech.com> <17617.8764.824445.882539@kahikatea.snap.net.nz> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1154578617 30087 80.91.229.2 (3 Aug 2006 04:16:57 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Thu, 3 Aug 2006 04:16:57 +0000 (UTC) Cc: Romain Francoise , emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Aug 03 06:16:55 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1G8Ude-0005ke-Kh for ged-emacs-devel@m.gmane.org; Thu, 03 Aug 2006 06:16:50 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1G8Ude-00021n-6D for ged-emacs-devel@m.gmane.org; Thu, 03 Aug 2006 00:16:50 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1G8UdS-00021Y-3X for emacs-devel@gnu.org; Thu, 03 Aug 2006 00:16:38 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1G8UdR-00021Q-Q2 for emacs-devel@gnu.org; Thu, 03 Aug 2006 00:16:37 -0400 Original-Received: from [18.72.1.2] (helo=south-station-annex.mit.edu) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1G8Ugh-0001u3-LF for emacs-devel@gnu.org; Thu, 03 Aug 2006 00:19:59 -0400 Original-Received: from central-city-carrier-station.mit.edu (CENTRAL-CITY-CARRIER-STATION.MIT.EDU [18.7.7.72]) by south-station-annex.mit.edu (8.13.6/8.9.2) with ESMTP id k734GZnl010050; Thu, 3 Aug 2006 00:16:36 -0400 (EDT) Original-Received: from outgoing-legacy.mit.edu (OUTGOING-LEGACY.MIT.EDU [18.7.22.104]) by central-city-carrier-station.mit.edu (8.13.6/8.9.2) with ESMTP id k734GWbH028522; Thu, 3 Aug 2006 00:16:34 -0400 (EDT) Original-Received: from cyd (SYDNEYPACIFIC-FOUR-SIXTY-SEVEN.MIT.EDU [18.95.6.212]) ) by outgoing-legacy.mit.edu (8.13.6/8.12.4) with ESMTP id k734GPT0015422; Thu, 3 Aug 2006 00:16:25 -0400 (EDT) Original-Received: from cyd by cyd with local (Exim 3.36 #1 (Debian)) id 1G8UdE-0001M4-00; Thu, 03 Aug 2006 00:16:24 -0400 Original-To: Nick Roberts In-Reply-To: <17617.8764.824445.882539@kahikatea.snap.net.nz> (Nick Roberts's message of "Thu, 3 Aug 2006 10:07:56 +1200") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) X-Spam-Score: 1.47 X-Scanned-By: MIMEDefang 2.42 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:58030 Archived-At: Nick Roberts writes: > Romain Francoise writes: > > I can crash Emacs reliably with current (Aug 2nd) sources by hitting C-g > > while it's preparing a partial-completion-mode prompt. I just did it > > three times in a row. The Lisp backtrace shows that it's indeed related > > to sit-for: > > Emacs can be made to crash simply by evaluating (sit-for 4) in the scratch > buffer and typing C-g before four seconds elapse. A strange observation: if you evaluate the sit-for defun, no crash happens. The byte-compiled version of sit-for, however, causes a crash due to a SPECL_INDEX imbalance.