From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.bugs Subject: bug#6878: bool-vectors of length 0 signal error when aref/aset the 0th element Date: Wed, 18 Aug 2010 10:36:40 +0200 Message-ID: References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1282120795 29886 80.91.229.12 (18 Aug 2010 08:39:55 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 18 Aug 2010 08:39:55 +0000 (UTC) Cc: 6878@debbugs.gnu.org To: MON KEY Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Aug 18 10:39:53 2010 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OleBb-0007jz-K8 for geb-bug-gnu-emacs@m.gmane.org; Wed, 18 Aug 2010 10:39:51 +0200 Original-Received: from localhost ([127.0.0.1]:35737 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OleBa-0004DC-L0 for geb-bug-gnu-emacs@m.gmane.org; Wed, 18 Aug 2010 04:39:50 -0400 Original-Received: from [140.186.70.92] (port=38073 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OleAi-0003rN-R1 for bug-gnu-emacs@gnu.org; Wed, 18 Aug 2010 04:38:57 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OleAh-0006bz-Ly for bug-gnu-emacs@gnu.org; Wed, 18 Aug 2010 04:38:56 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:48345) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OleAh-0006br-JM for bug-gnu-emacs@gnu.org; Wed, 18 Aug 2010 04:38:55 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1Ole7u-0000YK-ES; Wed, 18 Aug 2010 04:36:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Andreas Schwab Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 18 Aug 2010 08:36:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 6878 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 6878-submit@debbugs.gnu.org id=B6878.12821205402049 (code B ref 6878); Wed, 18 Aug 2010 08:36:02 +0000 Original-Received: (at 6878) by debbugs.gnu.org; 18 Aug 2010 08:35:40 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Ole7X-0000Wz-QP for submit@debbugs.gnu.org; Wed, 18 Aug 2010 04:35:40 -0400 Original-Received: from mail-out.m-online.net ([212.18.0.9]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Ole7W-0000Wq-DK for 6878@debbugs.gnu.org; Wed, 18 Aug 2010 04:35:39 -0400 Original-Received: from frontend1.mail.m-online.net (unknown [192.168.8.180]) by mail-out.m-online.net (Postfix) with ESMTP id 98BD81C159E8; Wed, 18 Aug 2010 10:36:41 +0200 (CEST) Original-Received: from hase.home (ppp-93-104-148-222.dynamic.mnet-online.de [93.104.148.222]) by mail.mnet-online.de (Postfix) with ESMTP id 058B01C002B8; Wed, 18 Aug 2010 10:36:40 +0200 (CEST) X-Yow: TAILFINS!! ...click... In-Reply-To: (MON KEY's message of "Wed, 18 Aug 2010 00:19:38 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Wed, 18 Aug 2010 04:36:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:39606 Archived-At: MON KEY writes: > As with the the first bool-vector of length 29 the second bool-vector > of length 0 should also have a value at element 0 that evaluates to > `t'. (Or, it should according to the manual): There is no element 0 in a 0-length bool vector, just like there is no element 29 in a 29-length bool vector. > Obv. taking the 0th index of a vector or char-table also signals an > args-out-of-range error however I belive this for slightly different > reasons. In which way are bool vectors different from other vectors? Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."