From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#18438: 24.4.50; assertion failed in bidi.c Date: Mon, 29 Sep 2014 20:00:16 +0300 Message-ID: <837g0mmkf3.fsf@gnu.org> References: <4745242cd3e424a6c4d5db0e8d3e33d0@amuri.net> <83h9zrlzc8.fsf@gnu.org> <54297FDB.6090606@cornell.edu> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1412010674 29788 80.91.229.3 (29 Sep 2014 17:11:14 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 29 Sep 2014 17:11:14 +0000 (UTC) Cc: 18438@debbugs.gnu.org, aidalgol@amuri.net To: Ken Brown Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Sep 29 19:11:06 2014 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1XYeTa-0006VL-LI for geb-bug-gnu-emacs@m.gmane.org; Mon, 29 Sep 2014 19:11:06 +0200 Original-Received: from localhost ([::1]:37989 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XYeTa-000796-6Y for geb-bug-gnu-emacs@m.gmane.org; Mon, 29 Sep 2014 13:11:06 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57545) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XYeTS-00078r-Aq for bug-gnu-emacs@gnu.org; Mon, 29 Sep 2014 13:11:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XYeTN-0004xQ-61 for bug-gnu-emacs@gnu.org; Mon, 29 Sep 2014 13:10:58 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:35783) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XYeTM-0004wA-VM for bug-gnu-emacs@gnu.org; Mon, 29 Sep 2014 13:10:53 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XYeJp-0002wQ-Uu for bug-gnu-emacs@gnu.org; Mon, 29 Sep 2014 13:01:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 29 Sep 2014 17:01:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18438 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 18438-submit@debbugs.gnu.org id=B18438.141201003211261 (code B ref 18438); Mon, 29 Sep 2014 17:01:01 +0000 Original-Received: (at 18438) by debbugs.gnu.org; 29 Sep 2014 17:00:32 +0000 Original-Received: from localhost ([127.0.0.1]:55580 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XYeJK-0002vX-Pi for submit@debbugs.gnu.org; Mon, 29 Sep 2014 13:00:31 -0400 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:64483) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XYeJH-0002vN-IU for 18438@debbugs.gnu.org; Mon, 29 Sep 2014 13:00:28 -0400 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0NCO000009LJVM00@a-mtaout20.012.net.il> for 18438@debbugs.gnu.org; Mon, 29 Sep 2014 20:00:25 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NCO0009D9WOVQ10@a-mtaout20.012.net.il>; Mon, 29 Sep 2014 20:00:25 +0300 (IDT) In-reply-to: <54297FDB.6090606@cornell.edu> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:93876 Archived-At: > Date: Mon, 29 Sep 2014 11:50:51 -0400 > From: Ken Brown > CC: 18438@debbugs.gnu.org > > On 9/29/2014 2:23 AM, Eli Zaretskii wrote: > > Anyway, can you build your own Emacs? If so, I might suggest some > > simple changes to try to understand what is going on there. > > He's mentioned earlier in the thread that he builds his own emacs Sorry for my failing memory. > so please send your changes. I'll try them too since I've also hit > this assertion violation, though not nearly as often as Aidan. Thanks. Let's start by replacing eassert with its equivalent. Please run with the change below for some time and see if the assertions still happen. (The purpose is to see whether small changes in the code have drastic effects on the problem. If they do, it will be hard to know whether some more serious change solves the problem or simply hides it.) === modified file 'src/bidi.c' --- src/bidi.c 2014-04-06 15:56:01 +0000 +++ src/bidi.c 2014-09-29 16:55:55 +0000 @@ -326,7 +326,8 @@ bidi_get_type (int ch, bidi_dir_t overri static void bidi_check_type (bidi_type_t type) { - eassert (UNKNOWN_BT <= type && type <= NEUTRAL_ON); + if (!(suppress_checking || (UNKNOWN_BT <= type && type <= NEUTRAL_ON))) + die ("UNKNOWN_BT <= type && type <= NEUTRAL_ON", __FILE__, __LINE__); } /* Given a bidi TYPE of a character, return its category. */