From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stephen Eglen Newsgroups: gmane.emacs.bugs Subject: bug#45557: 27.1; Incorrect rendering of COMBINING OVERLINE Date: Thu, 31 Dec 2020 14:12:25 +0000 Message-ID: <87v9cixdx2.fsf@cam.ac.uk> References: <87pn2rmmun.fsf@cam.ac.uk> <834kk2hyxr.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3208"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.4.13; emacs 27.1 Cc: 45557@debbugs.gnu.org, Stephen Eglen To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Dec 31 16:12:03 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 1kuzcQ-0000iS-Es for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 31 Dec 2020 16:12:02 +0100 Original-Received: from localhost ([::1]:55630 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kuzcP-0007ST-9Q for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 31 Dec 2020 10:12:01 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52314) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kuzbS-0006TK-EZ for bug-gnu-emacs@gnu.org; Thu, 31 Dec 2020 10:11:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:57971) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kuzbS-0003Oi-2F for bug-gnu-emacs@gnu.org; Thu, 31 Dec 2020 10:11:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kuzbR-0008Mm-To for bug-gnu-emacs@gnu.org; Thu, 31 Dec 2020 10:11:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Stephen Eglen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 31 Dec 2020 15:11:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 45557 X-GNU-PR-Package: emacs Original-Received: via spool by 45557-submit@debbugs.gnu.org id=B45557.160942741232065 (code B ref 45557); Thu, 31 Dec 2020 15:11:01 +0000 Original-Received: (at 45557) by debbugs.gnu.org; 31 Dec 2020 15:10:12 +0000 Original-Received: from localhost ([127.0.0.1]:41273 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kuzad-0008L5-3g for submit@debbugs.gnu.org; Thu, 31 Dec 2020 10:10:12 -0500 Original-Received: from ppsw-30.csi.cam.ac.uk ([131.111.8.130]:33396) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kuygl-0006Pv-Ci for 45557@debbugs.gnu.org; Thu, 31 Dec 2020 09:12:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=cam.ac.uk; s=20180806.ppsw; h=Content-Transfer-Encoding:Content-Type:MIME-Version: Message-ID:Date:In-reply-to:Subject:Cc:To:From:References:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=bywRqM74GzbweLzI842T/jbfJHAhiuXATwoFtCxsCoc=; b=AHxsh1hHJJJ4x6XtLyYHwCXH3E 7UfBKAIXsl1VDrJrtGrRsu8BXDX3rVIvDrCBabUs6xEn+vWIAjjQzbc2v/7GBsEG4JqlL8FYCiJ3g RKo7tfJ4cMzBm0f4bIb/dQIjFw1s+Vd0Y7qnIk5bjNJD5vExkLYqGtqBy1h9vOkLZeN4=; X-Cam-AntiVirus: no malware found X-Cam-ScannerInfo: http://help.uis.cam.ac.uk/email-scanner-virus Original-Received: from 5.196.93.209.dyn.plus.net ([209.93.196.5]:35816 helo=localhost) by ppsw-30.csi.cam.ac.uk (smtp.hermes.cam.ac.uk [131.111.8.156]:587) with esmtpsa (PLAIN:sje30) (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) id 1kuygj-000Xc5-e8 (Exim 4.92.3) (return-path ); Thu, 31 Dec 2020 14:12:25 +0000 In-reply-to: <834kk2hyxr.fsf@gnu.org> X-Mailman-Approved-At: Thu, 31 Dec 2020 10:10:10 -0500 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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:197094 Archived-At: > If you move the cursor to x=CC=85, does Emacs display a single cursor blo= ck > that includes both x and the overline, or does it behave as if those > were 2 separate glyphs? If the latter, what does Emacs show in the > *Help* buffer if you go to the =CC=85 glyph and type "C-u C-x =3D"? It appears as two separate glyphs. The first is char "x" (decimal 120) and then the second is given as below position: 86 of 87 (98%), column: 3 character: =CC=85 (displayed as =CC=85) (codepoint 773, #o1405,= #x305) charset: unicode-bmp (Unicode Basic Multilingual Plane (U+000= 0..U+FFFF)) code point in charset: 0x0305 script: latin syntax: w which means: word category: ^:Combining to input: type "C-x 8 RET 305" or "C-x 8 RET COMBINING OVERLIN= E" buffer code: #xCC #x85 file code: #xCC #x85 (encoded by coding system utf-8-unix) display: by this font (glyph code) ftcrhb:-UKWN-JuliaMono-normal-normal-normal-*-19-*-*-*-m-0-iso10646-1 (= #x1F1D) Character code properties: customize what to show name: COMBINING OVERLINE old-name: NON-SPACING OVERSCORE general-category: Mn (Mark, Nonspacing) decomposition: (773) ('=CC=85') There are text properties here: fontified t [back]