From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#39390: 28.0.50; prettify-symbols-mode confuses display when start/end faces are different Date: Sun, 16 Feb 2020 22:23:17 +0200 Message-ID: <83k14mmgcq.fsf@gnu.org> References: <3184164c-5d94-6cb3-aca4-338b710bf97f@thaumogen.net> <83eevcj4ar.fsf@gnu.org> <83blqgj285.fsf@gnu.org> <34ca60a0-3658-0e64-b16f-829d914d4b81@thaumogen.net> <837e14iynq.fsf@gnu.org> <27701089-4429-f345-6ecd-4f11d3124a8c@thaumogen.net> <8336bsiwe2.fsf@gnu.org> <83v9onhdq4.fsf@gnu.org> <83o8tymnlk.fsf@gnu.org> <83mu9imitt.fsf@gnu.org> <83lfp2mimd.fsf@gnu.org> <50e865ca-58f4-7111-65de-15be80741357@thaumogen.net> Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="93009"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 39390@debbugs.gnu.org To: Raphael 'kena' Poss Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Feb 16 21:24:12 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1j3QSY-000Nz9-Qd for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 16 Feb 2020 21:24:10 +0100 Original-Received: from localhost ([::1]:36066 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j3QSX-0002Yu-GR for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 16 Feb 2020 15:24:09 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39754) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j3QSR-0002Yi-7B for bug-gnu-emacs@gnu.org; Sun, 16 Feb 2020 15:24:04 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j3QSQ-0008Ls-BL for bug-gnu-emacs@gnu.org; Sun, 16 Feb 2020 15:24:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:59999) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1j3QSQ-0008La-8R for bug-gnu-emacs@gnu.org; Sun, 16 Feb 2020 15:24:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1j3QSQ-0006ZG-4Q for bug-gnu-emacs@gnu.org; Sun, 16 Feb 2020 15:24:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 16 Feb 2020 20:24:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39390 X-GNU-PR-Package: emacs Original-Received: via spool by 39390-submit@debbugs.gnu.org id=B39390.158188459425182 (code B ref 39390); Sun, 16 Feb 2020 20:24:02 +0000 Original-Received: (at 39390) by debbugs.gnu.org; 16 Feb 2020 20:23:14 +0000 Original-Received: from localhost ([127.0.0.1]:37739 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1j3QRd-0006Y6-PB for submit@debbugs.gnu.org; Sun, 16 Feb 2020 15:23:13 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52809) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1j3QRb-0006Xs-0n for 39390@debbugs.gnu.org; Sun, 16 Feb 2020 15:23:12 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:39810) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1j3QRV-0007Db-Ou; Sun, 16 Feb 2020 15:23:05 -0500 Original-Received: from [176.228.60.248] (port=2355 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1j3QRV-00035w-7q; Sun, 16 Feb 2020 15:23:05 -0500 In-reply-to: <50e865ca-58f4-7111-65de-15be80741357@thaumogen.net> (message from Raphael 'kena' Poss on Sun, 16 Feb 2020 14:40:04 -0500) 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:176127 Archived-At: > Cc: 39390@debbugs.gnu.org > From: Raphael 'kena' Poss > Date: Sun, 16 Feb 2020 14:40:04 -0500 > > 1) so you agree there's a discrepancy between the configuration (which > should generate a _double_ @) and the display (which displays just one > @). I am expecting the result of the composition to display two @'s. I > would like to understand where this discrepancy comes from. Your original report was about display problems with cursor motion, so I didn't look into the issue of 1 vs 2 @'s, mainly because I wasn't sure I reproduce the correct situation. > 2) after we settle on what's the expected _display_ you can still see > the display bug as per my further instructions. I am still observing > inconsistent redraws, and I'd like to understand where they come from. I don't see any display problems. > 3) My original report was that _regardless of the intended result > display_ (either one or two chars or more), there is a refresh/redisplay > bug when the cursor moves across the composition. Instead of focusing on > the number of characters on the result of composition, I'd like to focus > on the display bug. If you do not observe the display bug with this > particular example config I don't. > I can produce a dozen alternate configurations that demonstrate the > bug, with screen recordings of each. Please do, and thanks.