From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from kankan.nagaokaut.ac.jp (kankan.nagaokaut.ac.jp [133.44.2.24]) by blade.nagaokaut.ac.jp (8.12.3+3.5Wbeta/8.12.6/Debian-8) with ESMTP id h8JBLIGc020283; Fri, 19 Sep 2003 20:21:18 +0900 Received: from funfun.nagaokaut.ac.jp (funfun.nagaokaut.ac.jp [133.44.2.201]) by kankan.nagaokaut.ac.jp (Postfix) with SMTP id 938415AF8; Fri, 19 Sep 2003 20:30:34 +0900 (JST) Received: from helium.ruby-lang.org (helium.ruby-lang.org [210.251.121.214]) by voscc.nagaokaut.ac.jp (Postfix) with ESMTP id D927C63003F; Fri, 19 Sep 2003 20:30:24 +0900 (JST) Received: from helium.ruby-lang.org (localhost [127.0.0.1]) by helium.ruby-lang.org (Postfix) with ESMTP id 67AB745A801; Fri, 19 Sep 2003 20:30:23 +0900 (JST) Received: from moulon.inra.fr (moulon.inra.fr [138.102.114.1]) by helium.ruby-lang.org (Postfix) with ESMTP id 98EA545A800 for ; Fri, 19 Sep 2003 20:30:20 +0900 (JST) Received: from moulon.inra.fr (localhost [127.0.0.1]) by moulon.inra.fr (8.10.1/8.10.1) with ESMTP id h8JBUH128189 for ; Fri, 19 Sep 2003 13:30:17 +0200 (MET DST) Received: (from decoux@localhost) by moulon.inra.fr (8.10.1/8.10.1) id h8JBUH328185; Fri, 19 Sep 2003 13:30:17 +0200 (MET DST) Date: Fri, 19 Sep 2003 20:30:23 +0900 Posted: Fri, 19 Sep 2003 13:30:17 +0200 (MET DST) From: ts Reply-To: ruby-core@ruby-lang.org Subject: Re: How to debug ? To: ruby-core@ruby-lang.org Cc: ruby-core@ruby-lang.org Message-Id: <200309191130.h8JBUH328185@moulon.inra.fr> In-Reply-To: <4C3C38DA-EA92-11D7-B166-000A959C1BB0@hiit.fi> (message from Torsten Rueger on Fri, 19 Sep 2003 20:13:34 +0900) References: <4C3C38DA-EA92-11D7-B166-000A959C1BB0@hiit.fi> X-ML-Name: ruby-core X-Mail-Count: 01544 X-MLServer: fml [fml 4.0.3 release (20011202/4.0.3)]; post only (only members can post) X-ML-Info: If you have a question, send e-mail with the body "help" (without quotes) to the address ruby-core-ctl@ruby-lang.org; help= Precedence: bulk List-Id: ruby-core.ruby-lang.org List-Software: fml [fml 4.0.3 release (20011202/4.0.3)] List-Post: List-Owner: List-Help: List-Unsubscribe: X-Virus-Scanned: by AMaViS perl-10 >>>>> "T" == Torsten Rueger writes: T> Well I though about that, especially 'cause you said it before: My T> conclusion was that what I sent is a "pure" ruby stack trace. No code T> of mine involved. It take me a few seconds to write an extension which crash ruby : now I can send you a "pure" ruby stack trace and ask you to debug my extension without giving the source. Can you do it ? T> So I though it would at least be interesting to understand how such a T> thing can happen (for core developers I mean) You don't give enough information : the problem is perhaps in your extension and nobody can know whith the information that you give. One rule is to first search the bug in your extension, before trying to look in ruby. Guy Decoux