From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#9330: 24.0.50; xassert failure in redisplay of composed characters Date: Mon, 19 Aug 2019 19:49:45 -0700 Message-ID: <87lfvozh2u.fsf@mouse.gnus.org> References: <83zkj5r75u.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="153091"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 9330@debbugs.gnu.org, handa@m17n.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Aug 20 04:50:12 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hzuDs-000dii-8f for geb-bug-gnu-emacs@m.gmane.org; Tue, 20 Aug 2019 04:50:12 +0200 Original-Received: from localhost ([::1]:60922 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzuDr-0002Fa-0H for geb-bug-gnu-emacs@m.gmane.org; Mon, 19 Aug 2019 22:50:11 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:42938) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzuDj-0002DY-Ft for bug-gnu-emacs@gnu.org; Mon, 19 Aug 2019 22:50:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hzuDi-0002aA-E8 for bug-gnu-emacs@gnu.org; Mon, 19 Aug 2019 22:50:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:51910) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hzuDi-0002Zm-Ai for bug-gnu-emacs@gnu.org; Mon, 19 Aug 2019 22:50:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hzuDi-0000Lt-84 for bug-gnu-emacs@gnu.org; Mon, 19 Aug 2019 22:50:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 20 Aug 2019 02:50:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 9330 X-GNU-PR-Package: emacs Original-Received: via spool by 9330-submit@debbugs.gnu.org id=B9330.15662693931322 (code B ref 9330); Tue, 20 Aug 2019 02:50:02 +0000 Original-Received: (at 9330) by debbugs.gnu.org; 20 Aug 2019 02:49:53 +0000 Original-Received: from localhost ([127.0.0.1]:60728 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hzuDY-0000LF-Rd for submit@debbugs.gnu.org; Mon, 19 Aug 2019 22:49:53 -0400 Original-Received: from quimby.gnus.org ([80.91.231.51]:39934) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hzuDX-0000L7-NZ for 9330@debbugs.gnu.org; Mon, 19 Aug 2019 22:49:52 -0400 Original-Received: from [12.144.191.101] (helo=sandy) by quimby.gnus.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hzuDT-000275-FP; Tue, 20 Aug 2019 04:49:50 +0200 In-Reply-To: <83zkj5r75u.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 19 Aug 2011 14:07:41 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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" Xref: news.gmane.org gmane.emacs.bugs:165397 Archived-At: Eli Zaretskii writes: > C-h H > M-: (setq bidi-display-reordering nil) > C-u 765 M-x goto-char RET > C-p > > Emacs aborts in this assertion: > > xassert (IT_BYTEPOS (*it) == CHAR_TO_BYTE (IT_CHARPOS (*it))); > > This abort doesn't happen if bidi-display-reordering is turned on. > > The backtrace is below: > > #0 w32_abort () at w32fns.c:7182 > #1 0x011690b3 in set_iterator_to_next (it=0x82e4b0, reseat_p=1) > at xdisp.c:6630 I tried reproducing this old bug in Emacs 27, but was unable to, but perhaps it's just tricky to reproduce as the HELLO file has changed substantially in the seven years that have passed. Is this bug still present? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no