From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: How to debug Error during redisplay Date: Fri, 11 Jan 2013 16:08:27 +0200 Message-ID: <837gnjvmlg.fsf@gnu.org> References: <83bocwuidc.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1357913332 20218 80.91.229.3 (11 Jan 2013 14:08:52 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 11 Jan 2013 14:08:52 +0000 (UTC) Cc: emacs-devel@gnu.org To: Leo Liu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Jan 11 15:09:10 2013 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1TtfID-0006dO-Qs for ged-emacs-devel@m.gmane.org; Fri, 11 Jan 2013 15:09:09 +0100 Original-Received: from localhost ([::1]:47567 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtfHx-0003cV-P7 for ged-emacs-devel@m.gmane.org; Fri, 11 Jan 2013 09:08:53 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:47106) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtfHt-0003Xs-CV for emacs-devel@gnu.org; Fri, 11 Jan 2013 09:08:52 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TtfHr-0002D1-Gu for emacs-devel@gnu.org; Fri, 11 Jan 2013 09:08:49 -0500 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:33658) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtfHr-0002Cc-9E for emacs-devel@gnu.org; Fri, 11 Jan 2013 09:08:47 -0500 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0MGG00900SJI6800@a-mtaout20.012.net.il> for emacs-devel@gnu.org; Fri, 11 Jan 2013 16:08:06 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MGG009ONSLI6400@a-mtaout20.012.net.il>; Fri, 11 Jan 2013 16:08:06 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.166 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:156214 Archived-At: > From: Leo Liu > Date: Fri, 11 Jan 2013 19:02:29 +0800 > > On 2013-01-11 18:25 +0800, Eli Zaretskii wrote: > > Run Emacs under GDB, put a breakpoint in safe_eval_handler, and see > > which code and in which buffer is responsible. > > Thanks for the info; I have forgotten there is always GDB ;) > > I don't know how to print current_buffer. (gdb) pp current_buffer->name_ or (gdb) p current_buffer->name_ (gdb) xstring > So this is triggered by animate-string which slime uses. Weirdly, the > same code doesn't have this error in 24.2. Which code is that? can you show it? Or does any use of animate-string trigger these messages? > Also if I set inhibit-eval-during-redisplay to t, the error is gone as > well. This should not surprise you, since that flag inhibits evaluation of Lisp expressions during redisplay, including whatever expression that causes the error.