From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Andrew Choi Newsgroups: gmane.emacs.devel Subject: Re: Fix for Mac OS X Garbage Collection Crashes Date: Tue, 14 Oct 2003 16:33:33 -0600 Sender: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Message-ID: References: NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7BIT X-Trace: sea.gmane.org 1066171720 13471 80.91.224.253 (14 Oct 2003 22:48:40 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Tue, 14 Oct 2003 22:48:40 +0000 (UTC) Cc: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Wed Oct 15 00:48:38 2003 Return-path: Original-Received: from quimby.gnus.org ([80.91.224.244]) by deer.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1A9Xy2-0006HI-00 for ; Wed, 15 Oct 2003 00:48:38 +0200 Original-Received: from monty-python.gnu.org ([199.232.76.173]) by quimby.gnus.org with esmtp (Exim 3.35 #1 (Debian)) id 1A9Xy1-0004wl-00 for ; Wed, 15 Oct 2003 00:48:38 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.24) id 1A9XrZ-0005Mu-8r for emacs-devel@quimby.gnus.org; Tue, 14 Oct 2003 18:41:57 -0400 Original-Received: from list by monty-python.gnu.org with tmda-scanned (Exim 4.24) id 1A9Xqo-0004zw-0v for emacs-devel@gnu.org; Tue, 14 Oct 2003 18:41:10 -0400 Original-Received: from mail by monty-python.gnu.org with spam-scanned (Exim 4.24) id 1A9XqC-0004Fy-Tr for emacs-devel@gnu.org; Tue, 14 Oct 2003 18:41:05 -0400 Original-Received: from [199.232.41.8] (helo=mx20.gnu.org) by monty-python.gnu.org with esmtp (TLSv1:DES-CBC3-SHA:168) (Exim 4.24) id 1A9XoE-0001mY-0A for emacs-devel@gnu.org; Tue, 14 Oct 2003 18:38:30 -0400 Original-Received: from [24.71.223.10] (helo=pd4mo1so.prod.shaw.ca) by mx20.gnu.org with esmtp (Exim 4.24) id 1A9Xjt-00067N-1O for emacs-devel@gnu.org; Tue, 14 Oct 2003 18:34:01 -0400 Original-Received: from pd2mr1so.prod.shaw.ca (pd2mr1so-ser.prod.shaw.ca [10.0.141.110]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.16 (built May 14 2003)) with ESMTP id <0HMR00IO4QNZHE@l-daemon> for emacs-devel@gnu.org; Tue, 14 Oct 2003 16:33:35 -0600 (MDT) Original-Received: from pn2ml4so.prod.shaw.ca (pn2ml4so-qfe0.prod.shaw.ca [10.0.121.148]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.16 (built May 14 2003)) with ESMTP id <0HMR006FGQNZ49@l-daemon> for emacs-devel@gnu.org; Tue, 14 Oct 2003 16:33:35 -0600 (MDT) Original-Received: from owlbear.local.shawmail (h68-144-207-94.cg.shawcable.net [68.144.207.94]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.16 (built May 14 2003)) with ESMTP id <0HMR0004LQNY61@l-daemon> for emacs-devel@gnu.org; Tue, 14 Oct 2003 16:33:35 -0600 (MDT) In-reply-to: Original-To: Stefan Monnier User-Agent: Gnus/5.1002 (Gnus v5.10.2) Emacs/21.3.50 (darwin) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.2 Precedence: list List-Id: Emacs development discussions. List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Xref: main.gmane.org gmane.emacs.devel:17096 X-Report-Spam: http://spam.gmane.org/gmane.emacs.devel:17096 Stefan Monnier writes: >> The problem is caused by a change to src/alloc.c about a month ago that >> causes garbage collection to crash under certain circumstances (when >> LISP_INT values are on the gcprolist) if GC_MARK_STACK is set to >> GC_USE_GCPROS_AS_BEFORE. The best way to fix the problem is probably to >> fix the bug introduced. I don't want to work on that. Instead I have now > > That's interesting. It needs definitely to be fixed. Could you > give us as much info about this problem as you've encountered during > your debugging effort ? I haven't spent much time on it. Sorry I cannot be any more specific than this: it crashed at line 5014 of src/alloc.c and at that time `obj' seemed to contain a LISP_INT value. I don't have a recipe for repeating the error. Sorry.