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 16:11:46 +0000 Message-ID: <87mtxux8e5.fsf@cam.ac.uk> References: <87pn2rmmun.fsf@cam.ac.uk> <834kk2hyxr.fsf@gnu.org> <87v9cixdx2.fsf@cam.ac.uk> <83r1n6gg7m.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="37026"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.4.13; emacs 27.1 Cc: 45557@debbugs.gnu.org, sje30@cam.ac.uk To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Dec 31 18:01:38 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 1kv1KT-0009W6-Ll for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 31 Dec 2020 18:01:37 +0100 Original-Received: from localhost ([::1]:42514 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kv1KS-0007hO-5P for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 31 Dec 2020 12:01:36 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:41918) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kv1Iw-0007BO-VZ for bug-gnu-emacs@gnu.org; Thu, 31 Dec 2020 12:00:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:58170) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kv1Iw-0000DD-Nw for bug-gnu-emacs@gnu.org; Thu, 31 Dec 2020 12:00:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kv1Iw-0002fa-MY for bug-gnu-emacs@gnu.org; Thu, 31 Dec 2020 12:00:02 -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 17:00:02 +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=B45557.160943398310208 (code B ref 45557); Thu, 31 Dec 2020 17:00:02 +0000 Original-Received: (at 45557) by debbugs.gnu.org; 31 Dec 2020 16:59:43 +0000 Original-Received: from localhost ([127.0.0.1]:41483 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kv1Ic-0002eZ-7P for submit@debbugs.gnu.org; Thu, 31 Dec 2020 11:59:43 -0500 Original-Received: from ppsw-30.csi.cam.ac.uk ([131.111.8.130]:46764) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kv0YI-0001UO-2R for 45557@debbugs.gnu.org; Thu, 31 Dec 2020 11:11:51 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=cam.ac.uk; s=20180806.ppsw; h=Content-Type:MIME-Version:Message-ID:Date:In-reply-to: Subject:Cc:To:From:References:Sender:Reply-To:Content-Transfer-Encoding: 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=9c4VfGR+1mkigmR+N7Izlqo4VZUyhVIzkMuoG7VrYGA=; b=JhME7rVcAB43XibGICh4yrSKt0 AqNg3bWSW23kEnn+RdxD7QHagv1oJKIgfSllwsaY3kyR6aPKCmuEl3Xx3utAdr5oZrzqYdhonWv2r PlTM+eE/KJdN605/B/vPpr3aKrpeKh4kTPp5KmszjkvTufaqD2lOQB22rnLX8S2YBwIE=; 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]:38968 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 1kv0YF-000Zgq-e9 (Exim 4.92.3) (return-path ); Thu, 31 Dec 2020 16:11:47 +0000 In-reply-to: <83r1n6gg7m.fsf@gnu.org> X-Mailman-Approved-At: Thu, 31 Dec 2020 11:59:40 -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:197103 Archived-At: > And the same info about "x" also shows the same font, i.e. > > ftcrhb:-UKWN-JuliaMono-normal-normal-normal-*-19-*-*-*-m-0-iso10646-1 > > Anyway, the above means Emacs didn't compose these COMBINING OVERLINE > woth "x", for some reason. The question is why. yes; this is the output for "x": position: 85 of 87 (97%), column: 2 character: x (displayed as x) (codepoint 120, #o170, #x78) charset: ascii (ASCII (ISO646 IRV)) code point in charset: 0x78 script: latin syntax: w which means: word category: .:Base, L:Left-to-right (strong), a:ASCII, l:Latin, r:Roman to input: type "C-x 8 RET 78" or "C-x 8 RET LATIN SMALL LETTER X" buffer code: #x78 file code: #x78 (encoded by coding system utf-8-unix) display: by this font (glyph code) ftcrhb:-UKWN-JuliaMono-normal-normal-normal-*-19-*-*-*-m-0-iso10646-1 (#xA7) Character code properties: customize what to show name: LATIN SMALL LETTER X general-category: Ll (Letter, Lowercase) decomposition: (120) ('x') There are text properties here: fontified t [back]