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#15065: guile version 2.0 crashes with a really small number after vm stack overflow error Date: Wed, 15 Jan 2014 16:01:57 -0500 Message-ID: <874n55t0vu.fsf@netris.org> References: <87eha2tvu4.fsf@kepler.lan> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1389819912 25222 80.91.229.3 (15 Jan 2014 21:05:12 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 15 Jan 2014 21:05:12 +0000 (UTC) Cc: 15065-done@debbugs.gnu.org To: ltsampros@upnet.gr Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Wed Jan 15 22:05:19 2014 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 1W3XeI-0002c7-QD for guile-bugs@m.gmane.org; Wed, 15 Jan 2014 22:05:18 +0100 Original-Received: from localhost ([::1]:57177 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W3XeI-0005lz-Do for guile-bugs@m.gmane.org; Wed, 15 Jan 2014 16:05:18 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57590) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W3XeA-0005lh-A4 for bug-guile@gnu.org; Wed, 15 Jan 2014 16:05:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W3Xe3-0005IT-Et for bug-guile@gnu.org; Wed, 15 Jan 2014 16:05:10 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:38443) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W3Xe3-0005IJ-CY for bug-guile@gnu.org; Wed, 15 Jan 2014 16:05:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1W3Xe3-0000dG-60 for bug-guile@gnu.org; Wed, 15 Jan 2014 16:05:03 -0500 Resent-From: Mark H Weaver Original-Sender: "Debbugs-submit" Resent-To: bug-guile@gnu.org Resent-Date: Wed, 15 Jan 2014 21:05:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 15065 X-GNU-PR-Package: guile X-GNU-PR-Keywords: Mail-Followup-To: 15065@debbugs.gnu.org, mhw@netris.org, ltsampros@upnet.gr Original-Received: via spool by 15065-done@debbugs.gnu.org id=D15065.13898198652361 (code D ref 15065); Wed, 15 Jan 2014 21:05:02 +0000 Original-Received: (at 15065-done) by debbugs.gnu.org; 15 Jan 2014 21:04:25 +0000 Original-Received: from localhost ([127.0.0.1]:52460 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1W3XdR-0000c1-2V for submit@debbugs.gnu.org; Wed, 15 Jan 2014 16:04:25 -0500 Original-Received: from world.peace.net ([96.39.62.75]:50132) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1W3XdO-0000br-7Q for 15065-done@debbugs.gnu.org; Wed, 15 Jan 2014 16:04:22 -0500 Original-Received: from 209-6-91-212.c3-0.smr-ubr1.sbo-smr.ma.cable.rcn.com ([209.6.91.212] helo=yeeloong) by world.peace.net with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1W3XdH-0005M8-GU; Wed, 15 Jan 2014 16:04:16 -0500 In-Reply-To: <87eha2tvu4.fsf@kepler.lan> (Leonidas Tsampros's message of "Sat, 10 Aug 2013 00:09:39 +0300") 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:7387 Archived-At: Leonidas Tsampros writes: > scheme@(guile-user)> (define (cube x) > (* x x x)) > scheme@(guile-user)> (define (sum term a next b) > (if (> a b) > 0 > (+ (term a) > (sum term (next a) next b)))) > scheme@(guile-user)> (define (integral f a b dx) > (define (add-dx x) (+ x dx)) > (* (sum f (+ a (/ dx 2.0)) add-dx b) > dx)) > scheme@(guile-user)> (integral cube 0.0 1.0 0.01) > $1 = 0.24998750000000042 > scheme@(guile-user)> (integral cube 0.0 1.0 0.001) > $2 = 0.249999875000001 > scheme@(guile-user)> (integral cube 0.0 1.0 0.0001) > :1:0: In procedure cube: > :1:0: Throw to key `vm-error' with args `(vm-run "VM: Stack overflow" ())'. > > Entering a new prompt. Type `,bt' for a backtrace or `,q' to continue. > scheme@(guile-user) [1]> ,q > scheme@(guile-user)> (integral cube 0.0 1.0 0.000001) > Aborted This is now fixed in the git repository, and will be in Guile 2.0.10. http://git.savannah.gnu.org/gitweb/?p=guile.git;a=commitdiff;h=70057f3408f8bb469941fa3ab497076ec8f2a117 I'm closing this bug. Thanks! Mark