From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#17261: Some combining characters don't combine (Emacs 24 regression) Date: Sat, 21 Sep 2019 15:21:05 +0300 Message-ID: <83implrgb2.fsf@gnu.org> References: Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="65466"; mail-complaints-to="usenet@blaine.gmane.org" Cc: max@maxshinnpotential.com, 17261@debbugs.gnu.org To: Stefan Kangas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Sep 21 14:23:07 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 1iBePq-000Gw8-3z for geb-bug-gnu-emacs@m.gmane.org; Sat, 21 Sep 2019 14:23:06 +0200 Original-Received: from localhost ([::1]:41610 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iBePp-0004jc-0N for geb-bug-gnu-emacs@m.gmane.org; Sat, 21 Sep 2019 08:23:05 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:54448) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iBeOt-0004IN-T7 for bug-gnu-emacs@gnu.org; Sat, 21 Sep 2019 08:22:09 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iBeOs-00041e-98 for bug-gnu-emacs@gnu.org; Sat, 21 Sep 2019 08:22:07 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50474) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iBeOo-0003z8-GX for bug-gnu-emacs@gnu.org; Sat, 21 Sep 2019 08:22:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iBeOo-0000XZ-Ae for bug-gnu-emacs@gnu.org; Sat, 21 Sep 2019 08:22:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 21 Sep 2019 12:22:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17261 X-GNU-PR-Package: emacs Original-Received: via spool by 17261-submit@debbugs.gnu.org id=B17261.15690684681990 (code B ref 17261); Sat, 21 Sep 2019 12:22:02 +0000 Original-Received: (at 17261) by debbugs.gnu.org; 21 Sep 2019 12:21:08 +0000 Original-Received: from localhost ([127.0.0.1]:59292 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iBeNw-0000W1-Ic for submit@debbugs.gnu.org; Sat, 21 Sep 2019 08:21:08 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:45839) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iBeNr-0000V8-Sa for 17261@debbugs.gnu.org; Sat, 21 Sep 2019 08:21:07 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:43278) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1iBeNm-0002wJ-HR; Sat, 21 Sep 2019 08:20:58 -0400 Original-Received: from [176.228.60.248] (port=3462 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1iBeNl-0008DB-RZ; Sat, 21 Sep 2019 08:20:58 -0400 In-reply-to: (message from Stefan Kangas on Sat, 21 Sep 2019 11:51:02 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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:166874 Archived-At: > From: Stefan Kangas > Date: Sat, 21 Sep 2019 11:51:02 +0200 > Cc: Max Shinn , Kenichi Handa , 17261@debbugs.gnu.org > > > Looks like some side effect of changes in how we select fonts. Where > > Emacs 23 would force the base character to use the font that could > > display the combining character, Emacs 24 now does not, which disables > > auto-composition because Emacs can only compose characters that come > > from the same font. So the only way to display those characters as > > composed is to select a buffer font that can display them. > > Does that mean that the behaviour is not a bug, or should it be fixed? I don't think it's a bug, no.