From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Tino Calancha Newsgroups: gmane.emacs.bugs Subject: bug#26580: 25.1; inappropriate case folding while isearch-forward-regexp Date: Fri, 21 Apr 2017 18:50:39 +0900 (JST) Message-ID: References: <87fuh3t140.fsf@gmail.com> <87pog6bf7h.fsf@calancha-pc> <878tmuyv19.fsf@linux-m68k.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset=US-ASCII X-Trace: blaine.gmane.org 1492768312 32030 195.159.176.226 (21 Apr 2017 09:51:52 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 21 Apr 2017 09:51:52 +0000 (UTC) User-Agent: Alpine 2.20 (DEB 67 2015-01-07) Cc: ynyaaa@gmail.com, Tino Calancha , 26580@debbugs.gnu.org, Juri Linkov To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Apr 21 11:51:47 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d1VEA-0008CT-GW for geb-bug-gnu-emacs@m.gmane.org; Fri, 21 Apr 2017 11:51:46 +0200 Original-Received: from localhost ([::1]:58277 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1VEG-0005KZ-FP for geb-bug-gnu-emacs@m.gmane.org; Fri, 21 Apr 2017 05:51:52 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45025) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1VDZ-00052R-TJ for bug-gnu-emacs@gnu.org; Fri, 21 Apr 2017 05:51:10 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d1VDT-0001xF-01 for bug-gnu-emacs@gnu.org; Fri, 21 Apr 2017 05:51:09 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:33379) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1d1VDS-0001ws-Mg for bug-gnu-emacs@gnu.org; Fri, 21 Apr 2017 05:51:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1d1VDS-0006AR-G9 for bug-gnu-emacs@gnu.org; Fri, 21 Apr 2017 05:51:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Tino Calancha Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 21 Apr 2017 09:51:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 26580 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 26580-submit@debbugs.gnu.org id=B26580.149276825223691 (code B ref 26580); Fri, 21 Apr 2017 09:51:02 +0000 Original-Received: (at 26580) by debbugs.gnu.org; 21 Apr 2017 09:50:52 +0000 Original-Received: from localhost ([127.0.0.1]:59811 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d1VDH-0006A3-RT for submit@debbugs.gnu.org; Fri, 21 Apr 2017 05:50:51 -0400 Original-Received: from mail-io0-f194.google.com ([209.85.223.194]:34310) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d1VDG-00069q-4f for 26580@debbugs.gnu.org; Fri, 21 Apr 2017 05:50:50 -0400 Original-Received: by mail-io0-f194.google.com with SMTP id h41so28442920ioi.1 for <26580@debbugs.gnu.org>; Fri, 21 Apr 2017 02:50:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:in-reply-to:message-id:references :user-agent:mime-version; bh=pzjpWYE4iWuRvK2Em/NM9WHn6/7fwr/KdaDKkG8Z1KI=; b=dFX72o460dV1skJ3gGVcYiE7lgmLXfzqUfMdw/B+1jWI2PKCm1r1EalBSANH4BCiDs 3gWyFOnB6TKXGO7oGzCHngEl0fUwVXPlNtWbHJaogxS2OkOvt+VzNkR8ybtcfr4hQW5b R11wTKikqtY3kjlNS2Qiz05Th9D+nikjyaVad23jHTxGkncbnwas6b8eO4cxvvBRpu+6 chkcIURqC7M3X89TlyFUL8iKJcMV3bQTpogp6Z3wVx86Yk+Hmw5EgEMYN5EHi2P6XIjL kZIcnKSniyq882AiZxjL3kb+iYcloVM8y2xBQ/9VCwEaskSTCflPpEXaGPNLEp2t7IlI H2Hg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:in-reply-to:message-id :references:user-agent:mime-version; bh=pzjpWYE4iWuRvK2Em/NM9WHn6/7fwr/KdaDKkG8Z1KI=; b=Zgs5rrZ5rQqZ/scjisCd2jOpeqzFB4vAweMQ3OztUJhBxR9mgR1zei3VfDeD2uEPDH WnAnu4jfS7H2iKk0gEIDF6y14T6rOxrzXW99fP8qDZwZ70K2fG67PkqvUoLIUSXW0/Mc Syq6UkShnwvT2LE5AAM287LKGHiZuXmowWtwkT6itytWBXC5ODCN8K8jihkDKxmBiKHX 0eNuD/bpi/tkS2cbFgPiEo6WlnmmFQAnJMKCoFT5vy0RylrVLYgCCZFS1PSH3XN0wZ+p z/akuHxnG4lClC7MJruatzg/Nx/NMcs+2Jmis6OSlTWPGC30eq3WeC3tyfCVSXIJOo9P iQRw== X-Gm-Message-State: AN3rC/6JkoE68XWbJ1ThVgJgj2jbJIBSBSoeBoi+tCrWxCM8MsEf8wcP L0LF1j9Hqwd9iQ== X-Received: by 10.98.134.194 with SMTP id x185mr11555708pfd.106.1492768244128; Fri, 21 Apr 2017 02:50:44 -0700 (PDT) Original-Received: from calancha-pc (222.139.137.133.dy.bbexcite.jp. [133.137.139.222]) by smtp.gmail.com with ESMTPSA id v85sm2864109pfk.5.2017.04.21.02.50.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 21 Apr 2017 02:50:43 -0700 (PDT) X-Google-Original-From: Tino Calancha X-X-Sender: calancha@calancha-pc In-Reply-To: <878tmuyv19.fsf@linux-m68k.org> 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: 208.118.235.43 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:131819 Archived-At: On Fri, 21 Apr 2017, Andreas Schwab wrote: > On Apr 21 2017, Tino Calancha wrote: > >> A capital letter triggers a case sensitive search. In your last example, >> upper letter C turned on the case sensitive search. It might be argue >> if that should happen in this case. I think the current way is handy. > > IMHO that is a bug. Just like \W doesn't trigger it, \cC should not do > it either. Yeah, it looks strange. I would say, if \W doesn't trigger, then c\C would not either (\cC might do, because the upper case is not escaped). I'm also wondering if \W should do what is doing. Is it documented somewhere that the slash does not trigger case sensitivity?