X-Recipient: archive-cygwin AT delorie DOT com X-Spam-Check-By: sourceware.org Date: Wed, 15 Jul 2009 12:22:43 -0400 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: perl threads on 2008 R2 64bit = crash ( was: perl 5.10 threads on 1.5.25 = instant crash ) Message-ID: <20090715162243.GL14502@ednor.casa.cgf.cx> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <20090714200631 DOT GP27613 AT calimero DOT vinschen DOT de> <20090714205617 DOT GA12534 AT ednor DOT casa DOT cgf DOT cx> <8541BCA91FF64580AA7A8065FBF9C938 AT multiplay DOT co DOT uk> <39B3B148DA514671BB2E1AE46946169C AT multiplay DOT co DOT uk> <20090715000331 DOT GA5635 AT ednor DOT casa DOT cgf DOT cx> <6D01817BC10A4430AFE7A590CC935C09 AT multiplay DOT co DOT uk> <20090715152139 DOT GA694 AT calimero DOT vinschen DOT de> <4A5DFDDF DOT 2000904 AT gmail DOT com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4A5DFDDF.2000904@gmail.com> User-Agent: Mutt/1.5.20 (2009-06-14) Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com On Wed, Jul 15, 2009 at 05:03:43PM +0100, Dave Korn wrote: >Corinna Vinschen wrote: > >> What happens is that this statement >> >> if ((*object)->magic != magic) >> >> in the function thread.cc:verifyable_object_isvalid throws an exception >> because *object is NULL. This should be covered by the myfault handler >> in this function but for some reason it isn't. > > So, set a "*object == 0" conditional breakpoint on that line and see what >the SEH chain looks like? But the point is that this shouldn't have caused a SEGV. cgf -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple