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#14039: Bug in with-fluids semantics Date: Sat, 23 Mar 2013 20:07:31 +0100 Message-ID: <87obeaq6j0.fsf@pobox.com> References: <7932480.qaFp3n8hK8@warperdoze> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1364067756 18893 80.91.229.3 (23 Mar 2013 19:42:36 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 23 Mar 2013 19:42:36 +0000 (UTC) Cc: 14039-close@debbugs.gnu.org To: Stefan Israelsson Tampe Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Sat Mar 23 20:42:59 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 1UJUL6-00074K-00 for guile-bugs@m.gmane.org; Sat, 23 Mar 2013 20:42:52 +0100 Original-Received: from localhost ([::1]:49343 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UJUKi-0001xG-GC for guile-bugs@m.gmane.org; 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Sat, 23 Mar 2013 19:10:01 +0000 Original-Received: (at 14039-close) by debbugs.gnu.org; 23 Mar 2013 19:09:46 +0000 Original-Received: from localhost ([127.0.0.1]:42510 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1UJTp4-0002uU-0U for submit@debbugs.gnu.org; Sat, 23 Mar 2013 15:09:46 -0400 Original-Received: from a-pb-sasl-quonix.pobox.com ([208.72.237.25]:33698 helo=sasl.smtp.pobox.com) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1UJTp1-0002uM-Cn for 14039-close@debbugs.gnu.org; Sat, 23 Mar 2013 15:09:44 -0400 Original-Received: from sasl.smtp.pobox.com (unknown [127.0.0.1]) by a-pb-sasl-quonix.pobox.com (Postfix) with ESMTP id E58649EF5; Sat, 23 Mar 2013 15:07:38 -0400 (EDT) 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=6g8KL6Gz82qeYmzSQjcQIM91Ico=; b=pgfpXX xhWje35QfD2xfvWkhgoQqABVctbm30l2XyWstbi0lNRAGZtoCQNlRxnTW6Lt3+nh 48+5S1PM7cAQCJT/4zbt2aweaZk9WCEO+ab8FX30uEdaG/4DguKpTprFlxnp/plE 3XVkpC9fT2isEpaBQ2JWkdt7rhoYxY17k8jN0= 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=iVRww8bPDsH2b4RcBWMx7AeA3SWwemUg y36ohJjBjxeYnOLOYMcsnsXEXK2vFP7LO1DQw86JMDz60BmXcmdUYFncqRdptEGW rCXYC1yeFKGEl3K2y3BDtlpoQn7HH6SUHpqJncrQdeT6cLeCDRpgPFfLPuB01SmY +tXv6Jp8eE4= Original-Received: from a-pb-sasl-quonix.pobox.com (unknown [127.0.0.1]) by a-pb-sasl-quonix.pobox.com (Postfix) with ESMTP id DA9C19EF4; Sat, 23 Mar 2013 15:07:38 -0400 (EDT) Original-Received: from badger (unknown [88.160.190.192]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by a-pb-sasl-quonix.pobox.com (Postfix) with ESMTPSA id 493829EF3; Sat, 23 Mar 2013 15:07:35 -0400 (EDT) In-Reply-To: <7932480.qaFp3n8hK8@warperdoze> (Stefan Israelsson Tampe's message of "Sat, 23 Mar 2013 11:41:29 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.2 (gnu/linux) X-Pobox-Relay-ID: EBF742A2-93EC-11E2-B84C-B7660E5B5709-02397024!a-pb-sasl-quonix.pobox.com X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.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:7000 Archived-At: On Sat 23 Mar 2013 11:41, Stefan Israelsson Tampe writes: > The reason is that when the with-fluid returns normally it does a full > swap. It should only do half a swap e.g. restore the old value of the > fluid and not store the current which is of non use because it can not > be reached anymore and it contaminates the continuation k. That's not how fluids work, semantically: for better (I think) or for worse (you think). We cannot change this. A -- http://wingolog.org/