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#23272: 25.0.92; syntax-propertize-via-font-lock considered harmful Date: Thu, 21 Nov 2019 13:34:14 +0100 Message-ID: <871ru14ddl.fsf@gnus.org> References: <8637qrn4dy.fsf@yandex.ru> <87ftjarzuh.fsf@gnus.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="34295"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 23272@debbugs.gnu.org To: Dmitry Gutov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Nov 21 13:35:16 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 1iXlg3-0008fI-Ge for geb-bug-gnu-emacs@m.gmane.org; Thu, 21 Nov 2019 13:35:15 +0100 Original-Received: from localhost ([::1]:39644 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iXlg2-0001NZ-27 for geb-bug-gnu-emacs@m.gmane.org; Thu, 21 Nov 2019 07:35:14 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48881) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iXlfu-0001NS-MV for bug-gnu-emacs@gnu.org; Thu, 21 Nov 2019 07:35:07 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iXlfq-0001l8-Gd for bug-gnu-emacs@gnu.org; Thu, 21 Nov 2019 07:35:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:42668) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iXlfq-0001l4-Aj for bug-gnu-emacs@gnu.org; Thu, 21 Nov 2019 07:35:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iXlfq-0004zl-2L for bug-gnu-emacs@gnu.org; Thu, 21 Nov 2019 07:35:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 21 Nov 2019 12:35:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23272 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 23272-submit@debbugs.gnu.org id=B23272.157433966619151 (code B ref 23272); Thu, 21 Nov 2019 12:35:02 +0000 Original-Received: (at 23272) by debbugs.gnu.org; 21 Nov 2019 12:34:26 +0000 Original-Received: from localhost ([127.0.0.1]:51489 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iXlfG-0004yp-Du for submit@debbugs.gnu.org; Thu, 21 Nov 2019 07:34:26 -0500 Original-Received: from quimby.gnus.org ([95.216.78.240]:58370) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iXlfE-0004yc-M3 for 23272@debbugs.gnu.org; Thu, 21 Nov 2019 07:34:25 -0500 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iXlf4-0004NF-W1; Thu, 21 Nov 2019 13:34:17 +0100 In-Reply-To: (Dmitry Gutov's message of "Thu, 21 Nov 2019 01:22:41 +0200") 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:172114 Archived-At: Dmitry Gutov writes: > Since Emacs 26 (where the bug still reproduces), ada-mode has both > switched to a proper syntax-propertize-function instead of the one > mentioned above and moved out of Emacs core, so "mode: ada" isn't > doing anything in 'emacs -Q'. > > So the repro scenario is like this now: > > (define-derived-mode foo-mode fundamental-mode "Foo" > (setq-local syntax-propertize-function > (syntax-propertize-via-font-lock nil))) > > (with-temp-buffer > (insert "-- -*- mode: foo -*-") > (delay-mode-hooks > (set-auto-mode)) > (syntax-propertize (point))) Ah; thanks for the explanation. > Considering font-lock-syntactic-keywords are obsolete since Emacs 24, > this is not very important, and people should feel free to close this > if a fix is not found soon. OK; I'll leave it open for now, but probably closing this in a month or so if nothing further happens. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no