From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.bugs Subject: bug#11309: 24.1.50; Case problems with [:upper:] and Cyrillic, Greek Date: Tue, 8 Dec 2020 17:57:32 +0100 Message-ID: <65B5A1CC-9D3D-495B-951D-733C9C0B355E@acm.org> References: <5D75AE9F-F1F7-4A7E-A135-0071E03369AA@acm.org> <70DAA5B7-B336-4E8E-A342-05BD46BC0472@acm.org> <83ft4g70ci.fsf@gnu.org> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.17\)) 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="23990"; mail-complaints-to="usenet@ciao.gmane.io" Cc: kehoea@parhasard.net, larsi@gnus.org, 11309@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Dec 08 17:58:17 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 1kmgJb-00067E-UU for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 08 Dec 2020 17:58:16 +0100 Original-Received: from localhost ([::1]:48746 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kmgJa-00075o-W9 for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 08 Dec 2020 11:58:15 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:41078) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kmgJO-00073E-74 for bug-gnu-emacs@gnu.org; Tue, 08 Dec 2020 11:58:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47864) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kmgJN-0002iK-UD for bug-gnu-emacs@gnu.org; Tue, 08 Dec 2020 11:58:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kmgJN-0004wa-Tt for bug-gnu-emacs@gnu.org; Tue, 08 Dec 2020 11:58:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 08 Dec 2020 16:58:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 11309 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 11309-submit@debbugs.gnu.org id=B11309.160744666618980 (code B ref 11309); Tue, 08 Dec 2020 16:58:01 +0000 Original-Received: (at 11309) by debbugs.gnu.org; 8 Dec 2020 16:57:46 +0000 Original-Received: from localhost ([127.0.0.1]:59410 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kmgJ7-0004w4-R9 for submit@debbugs.gnu.org; Tue, 08 Dec 2020 11:57:46 -0500 Original-Received: from mail1445c50.megamailservers.eu ([91.136.14.45]:34746 helo=mail265c50.megamailservers.eu) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kmgJ4-0004vK-JO for 11309@debbugs.gnu.org; Tue, 08 Dec 2020 11:57:45 -0500 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1607446655; bh=lxbwrR3+5O/f/U1ve51US0HAqXDkFIfk8k2RMuZqjHg=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=sLqwVNb3tyHW+DeTb4fwWw7hLuJtYlw6L6IwnejIXERFLBpbwNngolUjpeYQqh3Uw rcDMbnMCCVVJXyVk6IEnjSyW7nIy0Hi+c/kV+zUIVR4g/Zy+B0hgkeSgX9Y6IVfwUb mSDOXNVZ4kPtXgXI5KFvrg49WW6oyzvjE0i0G0Gs= Feedback-ID: mattiase@acm.or Original-Received: from [192.168.0.4] (c188-150-171-71.bredband.comhem.se [188.150.171.71]) (authenticated bits=0) by mail265c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id 0B8GvWlq017622; Tue, 8 Dec 2020 16:57:34 +0000 In-Reply-To: <83ft4g70ci.fsf@gnu.org> X-Mailer: Apple Mail (2.3445.104.17) X-CTCH-RefID: str=0001.0A782F1E.5FCFB07F.002B, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-CSC: 0 X-CHA: v=2.3 cv=QoAgIm6d c=1 sm=1 tr=0 a=SF+I6pRkHZhrawxbOkkvaA==:117 a=SF+I6pRkHZhrawxbOkkvaA==:17 a=IkcTkHD0fZMA:10 a=M51BFTxLslgA:10 a=mDV3o1hIAAAA:8 a=Qs5LAhLigy5ksFFOCM8A:9 a=QEXdDO2ut3YA:10 a=_FVE-zBwftR9WsbkzFJk:22 X-Origin-Country: SE 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:195390 Archived-At: 8 dec. 2020 kl. 17.02 skrev Eli Zaretskii : > AFAIR characters that don't have an upper-case > form map to themselves when downcased. E.g. >=20 > (upcase ?1) =3D> ?1 This is not about the Lisp (upcase x) function but the C upcase(x) = function, which uses the upcase table directly. They affect the uppercasep and lowercasep functions which are used in = the regexp engine. Thus we get uppercasep(=C3=9F)=3Dlowercasep(=C3=9F)=3Df= alse which is wrong. The logic of 'lowercasep' may need to be changed because its use of = upcase and downcase which return their argument if the respective table = has no entry for it. Let's see what can be done.