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#14595: Erroneous composition of lambda in emacs-lisp buffers with prog-prettify-symbols enabled Date: Sat, 15 Jun 2013 12:00:04 +0300 Message-ID: <83fvwjvje3.fsf@gnu.org> References: Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1371286868 20196 80.91.229.3 (15 Jun 2013 09:01:08 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 15 Jun 2013 09:01:08 +0000 (UTC) To: 14595@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jun 15 11:01:07 2013 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 1UnmM7-0001XI-7U for geb-bug-gnu-emacs@m.gmane.org; Sat, 15 Jun 2013 11:01:07 +0200 Original-Received: from localhost ([::1]:42991 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnmM6-0004yE-QN for geb-bug-gnu-emacs@m.gmane.org; Sat, 15 Jun 2013 05:01:06 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48354) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnmM3-0004y6-2a for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:01:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UnmM2-0005tC-4m for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:01:03 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:60958) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnmM2-0005t8-1O for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:01:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1UnmM1-00089O-Qo for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:01:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 15 Jun 2013 09:01:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 14595 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.137128683631217 (code B ref -1); Sat, 15 Jun 2013 09:01:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 15 Jun 2013 09:00:36 +0000 Original-Received: from localhost ([127.0.0.1]:45622 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UnmLZ-00087A-57 for submit@debbugs.gnu.org; Sat, 15 Jun 2013 05:00:34 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:46528) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1UnmLU-000865-3u for submit@debbugs.gnu.org; Sat, 15 Jun 2013 05:00:28 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UnmLN-0005oX-Vb for submit@debbugs.gnu.org; Sat, 15 Jun 2013 05:00:22 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:42311) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnmLN-0005oT-Sh for submit@debbugs.gnu.org; Sat, 15 Jun 2013 05:00:21 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48249) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnmLM-0004x1-Um for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:00:21 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UnmLM-0005oF-3D for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:00:20 -0400 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:56968) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnmLL-0005oB-RT for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 05:00:20 -0400 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0MOF00L00FKCDA00@a-mtaout20.012.net.il> for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 11:59:52 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MOF00KSZFNQXI80@a-mtaout20.012.net.il> for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 11:59:50 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). 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:75146 Archived-At: > From: Ted Zlatanov > Date: Sat, 15 Jun 2013 04:21:44 -0400 > > On Wed, 12 Jun 2013 05:18:59 +0200 Juanma Barranquero wrote: > > JB> If I visit lambda.el as in the example above, and scroll down the > JB> buffer, I get 26 such failures, always at the same lines (168, 280, > JB> 364, 432, 489, 538, 581, 619, 654, 686, 715, 742, 767, 791, 813, 834, > JB> 854, 873, 891, 908, 924, 940, 955, 970, 984 and 998); however, if upon > JB> visiting the file I go to the end of the buffer and scroll up, I get > JB> many more failures (about 60) at diferent lines, but also consistently > JB> the same lines. > > Ouch. I don't think I'm doing anything strange in the fontification > keywords that implement the new prettification functionality, but why > wasn't this seen before? The scroll behavior probably indicates a > display engine issue. What issue would that be? The problem here is that the composition rule is generated incorrectly.