From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andy Wingo Newsgroups: gmane.lisp.guile.bugs Subject: bug#10099: Null (begin) blocks - V2.0.3 reports error was OK in V2.0.2 Date: Wed, 23 Nov 2011 13:27:32 +0100 Message-ID: <871usznhvv.fsf@pobox.com> References: <4ECA89A5.5090202@hulin.org.uk> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1322051758 20663 80.91.229.12 (23 Nov 2011 12:35:58 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 23 Nov 2011 12:35:58 +0000 (UTC) Cc: 10099@debbugs.gnu.org, Ludovic =?UTF-8?Q?Court=C3=A8s?= , Han-Wen Nienhuys To: Ian Hulin Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Wed Nov 23 13:35:53 2011 Return-path: Envelope-to: guile-bugs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1RTC3M-0008JF-O5 for guile-bugs@m.gmane.org; Wed, 23 Nov 2011 13:35:52 +0100 Original-Received: from localhost ([::1]:55971 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RTC3M-0000oB-C7 for guile-bugs@m.gmane.org; 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Wed, 23 Nov 2011 12:37:02 +0000 Original-Received: (at 10099) by debbugs.gnu.org; 23 Nov 2011 12:36:45 +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 1RTC4C-00035u-Os for submit@debbugs.gnu.org; Wed, 23 Nov 2011 07:36:45 -0500 Original-Received: from a-pb-sasl-sd.pobox.com ([74.115.168.62] helo=sasl.smtp.pobox.com) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1RTC4A-00035n-CU for 10099@debbugs.gnu.org; Wed, 23 Nov 2011 07:36:43 -0500 Original-Received: from sasl.smtp.pobox.com (unknown [127.0.0.1]) by a-pb-sasl-sd.pobox.com (Postfix) with ESMTP id 1C08F6AD9; Wed, 23 Nov 2011 07:35:17 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=sasl; bh=nbm4dAcW4qtI7xWjG4pCmq8D8Mg=; b=FCeLPJ q57vo/9o2FDBriMcc6wNRiXuFiQI73+F0AXh9amyyMIhscAsXfQPb3OCbLyQ6GkG ruwSk9Pfk/xYF93y8qMKTX2GIR7HACN71Kd1yLo+CidtfuxfojYK4ZfXLGwf1Sb3 dtlPp5ehkZKzKpRdELcao5GUus1+5PfLPb13Q= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; q=dns; s=sasl; b=eB03O8SnakCDg49BvutZnVQ7iHYbkGY9 kCJf3HYSfX+7l5Y8eQ3Q70tP02WOmmgTKdQAXZg/u7Xht66CH3jwbBvDXgRh4/qo nm+eVh1lgGb7T4wwt7z0++1m5bNU5t1ZZO4SRG2QOlc2t/fbhlyovCoh2yBVMmaI NZ7X69DHLrU= Original-Received: from a-pb-sasl-sd.pobox.com (unknown [127.0.0.1]) by a-pb-sasl-sd.pobox.com (Postfix) with ESMTP id 158666AD8; Wed, 23 Nov 2011 07:35:17 -0500 (EST) Original-Received: from badger (unknown [90.164.198.39]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by a-pb-sasl-sd.pobox.com (Postfix) with ESMTPSA id 83E7A6AD7; Wed, 23 Nov 2011 07:35:16 -0500 (EST) In-Reply-To: <4ECA89A5.5090202@hulin.org.uk> (Ian Hulin's message of "Mon, 21 Nov 2011 17:25:57 +0000") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux) X-Pobox-Relay-ID: 98FB9BDA-15CF-11E1-85DD-65B1DE995924-02397024!a-pb-sasl-sd.pobox.com X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Wed, 23 Nov 2011 07:37:03 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) 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:5936 Archived-At: Hi Ian, Did it really work in v2.0.2, I wonder? On Tue 22 Nov 2011 00:02, Andy Wingo writes: >On Mon 21 Nov 2011 18:25, Ian Hulin writes: >> (define-public (void? x) (eq? x (begin))) >> This works in V1.8, and apparently used to work in 2.0.2 (no errors), > > Interesting. If it changed incompatibly in 2.0.x, that is a Guile bug. > Sorry about that! We'll fix it. I cannot reproduce this issue with 2.0.2. I suspect that this code has been this way since early 1.9 releases, and is a consquence of switching to the new syntax expander. That said, this change was not mentioned in NEWS, and the documentation has not been updated, so perhaps we should do something. I would prefer just to leave it as it is, unless you think that adding a compatibility hack could help you somehow. What do you think, Ian? Andy -- http://wingolog.org/