From unknown Wed Jun 18 23:03:44 2025 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Mailer: MIME-tools 5.509 (Entity 5.509) Content-Type: text/plain; charset=utf-8 From: bug#21900 <21900@debbugs.gnu.org> To: bug#21900 <21900@debbugs.gnu.org> Subject: Status: map is not continuation-safe Reply-To: bug#21900 <21900@debbugs.gnu.org> Date: Thu, 19 Jun 2025 06:03:44 +0000 retitle 21900 map is not continuation-safe reassign 21900 guile submitter 21900 Zefram severity 21900 normal thanks From debbugs-submit-bounces@debbugs.gnu.org Fri Nov 13 03:34:33 2015 Received: (at submit) by debbugs.gnu.org; 13 Nov 2015 08:34:33 +0000 Received: from localhost ([127.0.0.1]:36570 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Zx9oW-00012K-UI for submit@debbugs.gnu.org; Fri, 13 Nov 2015 03:34:33 -0500 Received: from eggs.gnu.org ([208.118.235.92]:54280) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Zx9oU-00012D-U3 for submit@debbugs.gnu.org; Fri, 13 Nov 2015 03:34:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Zx9oQ-0000cx-IY for submit@debbugs.gnu.org; Fri, 13 Nov 2015 03:34:30 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:37525) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zx9oQ-0000ct-Fy for submit@debbugs.gnu.org; Fri, 13 Nov 2015 03:34:26 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36051) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zx9oP-0007I3-Mt for bug-guile@gnu.org; Fri, 13 Nov 2015 03:34:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Zx9oO-0000cj-TT for bug-guile@gnu.org; Fri, 13 Nov 2015 03:34:25 -0500 Received: from river6.fysh.org ([2001:41d0:d:20da::2]:59395 helo=river.fysh.org) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zx9oO-0000ce-N9 for bug-guile@gnu.org; Fri, 13 Nov 2015 03:34:24 -0500 Received: from zefram by river.fysh.org with local (Exim 4.80 #2 (Debian)) id 1Zx9oL-0005IE-6V; Fri, 13 Nov 2015 08:34:21 +0000 Date: Fri, 13 Nov 2015 08:34:21 +0000 From: Zefram To: bug-guile@gnu.org Subject: map is not continuation-safe Message-ID: <20151113083421.GK13455@fysh.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -4.0 (----) With Guile 2.0.11: scheme@(guile-user)> (define cc #f) scheme@(guile-user)> (map (lambda (v) (if (= v 0) (call/cc (lambda (c) (set! cc c) 0)) (+ v 1))) '(10 20 30 0 40 50 60)) $1 = (11 21 31 0 41 51 61) scheme@(guile-user)> (cc 5) $2 = (61 51 41 0 31 5 41 51 61) It worked correctly in Guile 1.8. -zefram From debbugs-submit-bounces@debbugs.gnu.org Mon Jun 20 12:01:47 2016 Received: (at 21900-done) by debbugs.gnu.org; 20 Jun 2016 16:01:47 +0000 Received: from localhost ([127.0.0.1]:47903 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bF1dz-000346-Hy for submit@debbugs.gnu.org; Mon, 20 Jun 2016 12:01:47 -0400 Received: from pb-sasl1.pobox.com ([64.147.108.66]:60186 helo=sasl.smtp.pobox.com) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bF1dx-00033z-T0 for 21900-done@debbugs.gnu.org; Mon, 20 Jun 2016 12:01:46 -0400 Received: from sasl.smtp.pobox.com (unknown [127.0.0.1]) by pb-sasl1.pobox.com (Postfix) with ESMTP id 86CF4233A6; Mon, 20 Jun 2016 12:01:43 -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=v6v2tu9Bf4zLvNiUoElfCC6pa9c=; b=V1V245 CalX5S2oFhQ3FjIdzSqSYp/Ky/H6A3AbIy+BsQZWgvf5nfBP3psAOu7mLcIwIvam XFYiIj6deSwUxlP47HfSmobEelbUhof1OEOhiUa9DpGcEVAqEPJ+lm5kNiWIEy03 mZ7xYBk08zyCwUw4PFCIxdgO+MqlXFHqOGUeM= 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=iEWwFfNPZjUUHcga05IPln+FPyaOMi1J RM6DAUV+LfKYYFSeWeKsU9c399poOk5HbfnrPlnXdK/X+AAKsSF32o2o0x+hvD2z 81ZQQixP9M3uu4dF217LJtr9FT1DpO379Zuv+Bq3VmkfK6lNoUh/LiMYL3e99+C2 8HCGi6DwCA0= Received: from pb-sasl1.nyi.icgroup.com (unknown [127.0.0.1]) by pb-sasl1.pobox.com (Postfix) with ESMTP id 8021F233A5; Mon, 20 Jun 2016 12:01:43 -0400 (EDT) Received: from clucks (unknown [88.160.190.192]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by pb-sasl1.pobox.com (Postfix) with ESMTPSA id A6ABC233A2; Mon, 20 Jun 2016 12:01:42 -0400 (EDT) From: Andy Wingo To: Zefram Subject: Re: bug#21900: map is not continuation-safe References: <20151113083421.GK13455@fysh.org> Date: Mon, 20 Jun 2016 18:01:35 +0200 In-Reply-To: <20151113083421.GK13455@fysh.org> (zefram@fysh.org's message of "Fri, 13 Nov 2015 08:34:21 +0000") Message-ID: <87twgng880.fsf@pobox.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Pobox-Relay-ID: 480B5A74-3700-11E6-ACD6-C1836462E9F6-02397024!pb-sasl1.pobox.com X-Spam-Score: -1.4 (-) X-Debbugs-Envelope-To: 21900-done Cc: 21900-done@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.4 (-) On Fri 13 Nov 2015 09:34, Zefram writes: > With Guile 2.0.11: > > scheme@(guile-user)> (define cc #f) > scheme@(guile-user)> (map (lambda (v) (if (= v 0) (call/cc (lambda (c) (set! cc c) 0)) (+ v 1))) '(10 20 30 0 40 50 60)) > $1 = (11 21 31 0 41 51 61) > scheme@(guile-user)> (cc 5) > $2 = (61 51 41 0 31 5 41 51 61) > > It worked correctly in Guile 1.8. "Fixed" in the upcoming 2.2 release, though I think we consider this more of an implementation detail than a bug. Andy From unknown Wed Jun 18 23:03:44 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Tue, 19 Jul 2016 11:24:03 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator