From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Juanma Barranquero 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 19:49:10 +0200 Message-ID: References: <83fvwjvje3.fsf@gnu.org> <83ehc3viss.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1371318608 12094 80.91.229.3 (15 Jun 2013 17:50:08 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 15 Jun 2013 17:50:08 +0000 (UTC) Cc: 14595@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jun 15 19:50:08 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 1Unuc3-0003u8-LF for geb-bug-gnu-emacs@m.gmane.org; Sat, 15 Jun 2013 19:50:07 +0200 Original-Received: from localhost ([::1]:49015 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Unuc3-0004wK-Aq for geb-bug-gnu-emacs@m.gmane.org; Sat, 15 Jun 2013 13:50:07 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:35628) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Unuc0-0004te-3z for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 13:50:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Unubz-0008H4-6q for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 13:50:04 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:33923) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Unubz-0008GA-38 for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 13:50:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Unuby-0001p7-8z for bug-gnu-emacs@gnu.org; Sat, 15 Jun 2013 13:50:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Juanma Barranquero Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 15 Jun 2013 17:50:02 +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: Original-Received: via spool by 14595-submit@debbugs.gnu.org id=B14595.13713185996992 (code B ref 14595); Sat, 15 Jun 2013 17:50:02 +0000 Original-Received: (at 14595) by debbugs.gnu.org; 15 Jun 2013 17:49:59 +0000 Original-Received: from localhost ([127.0.0.1]:46822 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Unubt-0001oh-W9 for submit@debbugs.gnu.org; Sat, 15 Jun 2013 13:49:58 -0400 Original-Received: from mail-ea0-f178.google.com ([209.85.215.178]:37925) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Unubs-0001oF-5m for 14595@debbugs.gnu.org; Sat, 15 Jun 2013 13:49:56 -0400 Original-Received: by mail-ea0-f178.google.com with SMTP id l15so936802eak.23 for <14595@debbugs.gnu.org>; Sat, 15 Jun 2013 10:49:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=JFN+qfVlgb/7CYmAXiw0KEChg2k2Hp9KVtJKYD4qOlo=; b=qAFE8K8CZtm6ncGiSm/hd/ZxI26iM1AlZVPB1kSEURvIvPQ8pNdus40CnH9KbFzt8B CA24+lOy9nFMFw2VWIaDGkoBL9O8LGQjVtyiBkx5TyCzk93ihMYLXAOswGtkNw8LHpSS kZsNbqKhBK2pB4DO6lOHpm2FrCxAfhdhJ+cXYpvJqJnuYCckFzsjqQ8SrXeYJQ+W1DQ8 nj0WrsuShvWYci7h9lxDA5jQQhFrOUIYNHF69PJ7RjsEH157i9djMYQG7wXYeEH9PKV/ tE+NUgI+DZq9Q0PKMjcY1ivTSW64UjJNQEbwjU2MATbhMgEwbHYCX8vJ5hcA5JUKeNSz mUkg== X-Received: by 10.14.218.8 with SMTP id j8mr8895893eep.129.1371318590152; Sat, 15 Jun 2013 10:49:50 -0700 (PDT) Original-Received: by 10.14.142.4 with HTTP; Sat, 15 Jun 2013 10:49:10 -0700 (PDT) In-Reply-To: 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:75170 Archived-At: In other words, this simple patch fixes the problem: === modified file 'lisp/progmodes/prog-mode.el' --- lisp/progmodes/prog-mode.el 2013-06-06 21:32:13 +0000 +++ lisp/progmodes/prog-mode.el 2013-06-15 17:47:50 +0000 @@ -77,7 +77,7 @@ '(?w) '(?. ?\\)))) (if (or (memq (char-syntax (or (char-before start) ?\ )) syntaxes) (memq (char-syntax (or (char-after end) ?\ )) syntaxes) - (nth 8 (syntax-ppss))) + (nth 8 (save-match-data (syntax-ppss)))) ;; No composition for you. Let's actually remove any composition ;; we may have added earlier and which is now incorrect. (remove-text-properties start end '(composition)) but, it would still be nice to know why syntax-ppss destroys (match-data 0) in some lines and not all of them.