From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Mark H Weaver Newsgroups: gmane.lisp.guile.bugs Subject: bug#14863: bitwise-bit-count is wrong for negative arguments Date: Tue, 16 Jul 2013 12:29:37 -0400 Message-ID: <87hafu31u6.fsf@tines.lan> References: <87hafxdv9w.fsf@industria.weinholt.se> <87li5957rm.fsf@tines.lan> <87ehay61iw.fsf@industria.weinholt.se> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1373992774 19559 80.91.229.3 (16 Jul 2013 16:39:34 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 16 Jul 2013 16:39:34 +0000 (UTC) Cc: 14863@debbugs.gnu.org To: =?UTF-8?Q?G=C3=B6ran?= Weinholt Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Tue Jul 16 18:39:35 2013 Return-path: Envelope-to: guile-bugs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Uz8Hm-0005uq-06 for guile-bugs@m.gmane.org; Tue, 16 Jul 2013 18:39:34 +0200 Original-Received: from localhost ([::1]:55637 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uz8Hl-00044l-KJ for guile-bugs@m.gmane.org; Tue, 16 Jul 2013 12:39:33 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51037) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uz89a-0003AQ-7A for bug-guile@gnu.org; Tue, 16 Jul 2013 12:31:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Uz89X-0006bb-CT for bug-guile@gnu.org; Tue, 16 Jul 2013 12:31:05 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:36225) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uz89X-0006aU-85 for bug-guile@gnu.org; Tue, 16 Jul 2013 12:31:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Uz89W-0005rH-9Y for bug-guile@gnu.org; Tue, 16 Jul 2013 12:31:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Mark H Weaver Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Tue, 16 Jul 2013 16:31:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 14863 X-GNU-PR-Package: guile X-GNU-PR-Keywords: Original-Received: via spool by 14863-submit@debbugs.gnu.org id=B14863.137399220922432 (code B ref 14863); Tue, 16 Jul 2013 16:31:02 +0000 Original-Received: (at 14863) by debbugs.gnu.org; 16 Jul 2013 16:30:09 +0000 Original-Received: from localhost ([127.0.0.1]:58772 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Uz88d-0005ph-VK for submit@debbugs.gnu.org; Tue, 16 Jul 2013 12:30:08 -0400 Original-Received: from world.peace.net ([96.39.62.75]:53908 ident=hope4) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Uz88Y-0005oU-KK for 14863@debbugs.gnu.org; Tue, 16 Jul 2013 12:30:03 -0400 Original-Received: from 209-6-120-240.c3-0.arl-ubr1.sbo-arl.ma.cable.rcn.com ([209.6.120.240] helo=tines.lan) by world.peace.net with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1Uz88R-0002HM-QU; Tue, 16 Jul 2013 12:29:55 -0400 In-Reply-To: <87ehay61iw.fsf@industria.weinholt.se> ("=?UTF-8?Q?G=C3=B6ran?= Weinholt"'s message of "Tue, 16 Jul 2013 16:08:07 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.bugs:7231 Archived-At: G=C3=B6ran Weinholt writes: > Mark H Weaver writes: > >> G=C3=B6ran Weinholt writes: >> >>> the bitwise-bit-count procedure from (rnrs) is wrong for negative >>> arguments in Guile 2.0.9: >>> >>> scheme@(guile-user)> (import (rnrs)) >>> scheme@(guile-user)> (bitwise-bit-count #b-101) >>> $1 =3D 1 >>> >>> The correct result is -2. >> >> Indeed, thanks for the report. Now fixed on the stable-2.0 branch. >> >> http://git.savannah.gnu.org/gitweb/?p=3Dguile.git;a=3Dcommitdiff;h=3De8f= 329972666db6c9d4644619473e14d54db3a80 > > I just discovered that fxbit-count has the same bug. Fixed in a1c9ecf0a46fb3b09a268030f790aa487d38a433. Thanks! Mark