From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Kenichi Handa Newsgroups: gmane.emacs.devel Subject: Re: GC crashes Date: Wed, 26 Nov 2003 11:03:00 +0900 (JST) Sender: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Message-ID: <200311260203.LAA26808@etlken.m17n.org> References: <20031124.110938.193696628.wl@gnu.org> NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 (generated by SEMI 1.14.3 - "Ushinoya") Content-Type: text/plain; charset=US-ASCII X-Trace: sea.gmane.org 1069813105 979 80.91.224.253 (26 Nov 2003 02:18:25 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 26 Nov 2003 02:18:25 +0000 (UTC) Cc: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Wed Nov 26 03:18:23 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 1AOpG2-0008H6-00 for ; Wed, 26 Nov 2003 03:18:22 +0100 Original-Received: from monty-python.gnu.org ([199.232.76.173]) by quimby.gnus.org with esmtp (Exim 3.35 #1 (Debian)) id 1AOpG2-00016X-00 for ; Wed, 26 Nov 2003 03:18:22 +0100 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.24) id 1AOq5p-0001dq-1r for emacs-devel@quimby.gnus.org; Tue, 25 Nov 2003 22:11:53 -0500 Original-Received: from list by monty-python.gnu.org with tmda-scanned (Exim 4.24) id 1AOq0l-0007pm-KS for emacs-devel@gnu.org; Tue, 25 Nov 2003 22:06:39 -0500 Original-Received: from mail by monty-python.gnu.org with spam-scanned (Exim 4.24) id 1AOpzY-0005yR-OH for emacs-devel@gnu.org; Tue, 25 Nov 2003 22:05:55 -0500 Original-Received: from [192.47.44.130] (helo=tsukuba.m17n.org) by monty-python.gnu.org with esmtp (Exim 4.24) id 1AOpyj-0004Sz-Go; Tue, 25 Nov 2003 22:04:33 -0500 Original-Received: from fs.m17n.org (fs.m17n.org [192.47.44.2]) by tsukuba.m17n.org (8.11.6p2/3.7W-20010518204228) with ESMTP id hAQ230h09020; Wed, 26 Nov 2003 11:03:00 +0900 (JST) (envelope-from handa@m17n.org) Original-Received: from etlken.m17n.org (etlken.m17n.org [192.47.44.125]) by fs.m17n.org (8.11.6/3.7W-20010823150639) with ESMTP id hAQ230s20397; Wed, 26 Nov 2003 11:03:00 +0900 (JST) Original-Received: (from handa@localhost) by etlken.m17n.org (8.8.8+Sun/3.7W-2001040620) id LAA26808; Wed, 26 Nov 2003 11:03:00 +0900 (JST) Original-To: wl@gnu.org In-reply-to: <20031124.110938.193696628.wl@gnu.org> (message from Werner LEMBERG on Mon, 24 Nov 2003 11:09:38 +0100 (CET)) User-Agent: SEMI/1.14.3 (Ushinoya) FLIM/1.14.2 (Yagi-Nishiguchi) APEL/10.2 Emacs/21.3 (sparc-sun-solaris2.6) MULE/5.0 (SAKAKI) 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:18128 X-Report-Spam: http://spam.gmane.org/gmane.emacs.devel:18128 In article <20031124.110938.193696628.wl@gnu.org>, Werner LEMBERG writes: > [CVS 2003-11-13, compiled with gcc 2.95.3 using -O0] > Using this CVS snapshot I get much more GC crashes than previously. I > wonder whether this is due to some changes related to GC or whether > I've compiled with -O0. I'm rather convinced that it is related to > displaying fonts for many different scripts (mainly Thai, Chinese, > Japanese, and Korean) at the same time. Please find a way to reproduce this bug by emacs started with -q. If it relates to the number of fonts, C-h h, scrolling up/down, and editing HELLO file will cause GC crash rapidly. > Any tries in debugging the problem (as described in the DEBUG) makes > my gdb 6.0 either crash or abort... [...] > PS: That a call to `bt' after a crash yields about 1800 nested calls > to mark_object is normal, right? I have no idea about that. --- Ken'ichi HANDA handa@m17n.org PS. By the way, I'm sorry for no progress as to the bug reported with the subject "Re: Emacs crash CVS 2003-10-17". It's very difficult to solve it without a recipe to reproduce that bug.