From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kazu Yamamoto (=?iso-2022-jp?B?GyRCOzNLXE9CSScbKEI=?=) Newsgroups: gmane.emacs.devel Subject: Re: unused local variables Date: Fri, 30 Nov 2007 19:34:54 +0900 (JST) Message-ID: <20071130.193454.200119602.kazu@iij.ad.jp> References: <20071130.182726.126856507.kazu@iij.ad.jp> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1196418925 32528 80.91.229.12 (30 Nov 2007 10:35:25 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 30 Nov 2007 10:35:25 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Nov 30 11:35:33 2007 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1Iy3DR-0000mJ-G3 for ged-emacs-devel@m.gmane.org; Fri, 30 Nov 2007 11:35:25 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Iy3DB-0001Tk-Hs for ged-emacs-devel@m.gmane.org; Fri, 30 Nov 2007 05:35:09 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Iy3D5-0001SA-DS for emacs-devel@gnu.org; Fri, 30 Nov 2007 05:35:03 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Iy3D3-0001Pd-10 for emacs-devel@gnu.org; Fri, 30 Nov 2007 05:35:02 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Iy3D2-0001PQ-Ny for emacs-devel@gnu.org; Fri, 30 Nov 2007 05:35:00 -0500 Original-Received: from otm-mgo00.iij.ad.jp ([210.138.20.174]) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1Iy3D1-0002Db-Uh for emacs-devel@gnu.org; Fri, 30 Nov 2007 05:35:00 -0500 DKIM-Signature: v=1;a=rsa-sha256;c=relaxed/simple;d=iij.ad.jp;h=Date: Message-Id:To:Subject:From:In-Reply-To:References:Mime-Version:Content-Type: Content-Transfer-Encoding; i=kazu@iij.ad.jp; s=omgo0; t=1196418896; x=1197628496; bh=EIEgyCNATTL1qR5FPK2o4ByhkgLCVevO7614M82WcJQ=; b=Rgtk63CdvjiPbcWa0V94d+GOHml 6Gjdv7QSIG73VQWC7xMBlUYwqzm5EqHhTavrbkZ4L1R1xKg5BCn6SbEAwUpMKzy8E0GkdkOCJoN0T v1a9JY8SFoYU3g/siDg4XXJ9gnrUowfdnQQcj2sELFL7zHNgycZ8c5EGlISE9GZQZXg=; Original-Received: OTM-MO(otm-mgo00) id lAUAYuUN069516; Fri, 30 Nov 2007 19:34:56 +0900 (JST) Original-Received: OTM-MIX(otm-mix00) id lAUAYuf7023989; Fri, 30 Nov 2007 19:34:56 +0900 (JST) Original-Received: from localhost (jc-ssh00.iij.ad.jp [192.168.174.22]) by rsmtp.iij.ad.jp (OTM-MR/rsmtp01) id lAUAYtiU084111 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Fri, 30 Nov 2007 19:34:56 +0900 (JST) In-Reply-To: X-Mailer: Mew version 5.2.51 on Emacs 22.1 / Mule 5.0 (SAKAKI) X-detected-kernel: by monty-python.gnu.org: FreeBSD 4.6-4.9 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:84347 Archived-At: > Are you saying that in > > (defun test () > (if my-dynamic-var > "correct" > "erroneous")) > > (let ((my-dynamic-var t)) > (test)) > > you would force my-dynamic-var to be `defvar'ed to avoid a > warning in the let? I'm not sure the point of this example. What I want to say is that case-fold-search in the following example is not warned with XEmacs because it is defined with 'defvar'. (let ((case-fold-search t)) ;; code which does not directory refer to case-fold-search. ) --Kazu