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: EXC_BAD_ACCESS on Mac Date: Mon, 17 Jun 2013 22:48:36 +0300 Message-ID: <83ppvkseln.fsf@gnu.org> References: <8361xcu6de.fsf@gnu.org> <20130618.031621.138397593356453484.kazu@iij.ad.jp> <83sj0gshlj.fsf@gnu.org> <20130618.043755.334514319162742090.kazu@iij.ad.jp> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-2022-jp Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1371498566 15144 80.91.229.3 (17 Jun 2013 19:49:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 17 Jun 2013 19:49:26 +0000 (UTC) Cc: emacs-devel@gnu.org To: Kazu Yamamoto (=?iso-2022-jp?B?GyRCOzNLXE9CSScbKEI=?=) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jun 17 21:49:23 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 1UofQW-0001bJ-FW for ged-emacs-devel@m.gmane.org; Mon, 17 Jun 2013 21:49:20 +0200 Original-Received: from localhost ([::1]:51440 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UofQW-0007oZ-4W for ged-emacs-devel@m.gmane.org; Mon, 17 Jun 2013 15:49:20 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:53695) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UofPt-00074U-Vt for emacs-devel@gnu.org; Mon, 17 Jun 2013 15:48:44 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UofPs-0004r2-Vh for emacs-devel@gnu.org; Mon, 17 Jun 2013 15:48:41 -0400 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:38035) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UofPs-0004q9-Nd for emacs-devel@gnu.org; Mon, 17 Jun 2013 15:48:40 -0400 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MOJ00400YUNMR00@a-mtaout22.012.net.il> for emacs-devel@gnu.org; Mon, 17 Jun 2013 22:48:38 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MOJ004F4Z0XD860@a-mtaout22.012.net.il>; Mon, 17 Jun 2013 22:48:33 +0300 (IDT) In-reply-to: <20130618.043755.334514319162742090.kazu@iij.ad.jp> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.172 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:160521 Archived-At: > Date: Tue, 18 Jun 2013 04:37:55 +0900 (JST) > From: Kazu Yamamoto (山本和彦) > > > #1 0x000000010001b44d in fill_glyph_string (s=0x10c408758, face_id=1606399872, start=1606399888, end=1606399828, overlaps=677) at xdisp.c:22766 > > #2 0x000000010001bded in draw_glyphs (w=0x10c408758, x=8, row=0x7fff5fbfb790, area=1606399828, start=677, end=677, hl=DRAW_NORMAL_TEXT, overlaps=0) at xdisp.c:23384 > > > > So please look around and see what is going on in this glyph string. > > Please tell me how draw_glyphs should behave in the case where start > and end are the same value? This shouldn't happen at all. And I don't see how that can happen in this case, since this frame: > #3 0x00000001000205fd in expose_area (w=0x10c408c68, row=0x2a5, r=0x7fff5fbfbbc8, area=1606399828) at xdisp.c:28166 calls draw_glyphs with start set to zero.