Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm 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 X-Authentication-Warning: slinky.cs.nyu.edu: pechtcha owned process doing -bs Date: Fri, 23 May 2003 09:55:46 -0400 (EDT) From: Igor Pechtchanski Reply-To: cygwin AT cygwin DOT com To: David Abrahams cc: cygwin AT cygwin DOT com Subject: Re: Cygwin GCC linking Python extensions issue In-Reply-To: Message-ID: Importance: Normal MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII On Fri, 23 May 2003, David Abrahams wrote: > "Norman Vine" writes: > > > David Abrahams writes: > >> > >> Recently I've begun to see the following link errors when building > >> some of the Boost.Python test suite extension modules using Cygwin gcc > >> (version 2 or 3, doesn't matter) and Python 2.2.2 release or Python > >> 2.3 debug. This error happens only on some of the extension modules, > >> but all of them use the symbol boost::python::scope::current_scope > >> which is defined in libboost_python.dll. Regardless, even if that's > >> somehow my bug, there's the matter of `__head_boost_python_dll'... > >> > >> Does anyone have an explanation/workaround for this? > >> > >> > >> d000000.o(.idata$2+0x0): multiple definition of > > > > > > Tell the linker multiple definitions are allowed by adding > > '-Wl,--allow-multiple-definition' to your $LD_FLAGS > > That's an interesting idea. Still, I'd like to get to the bottom of > this. Why would it think there are multiple definitions for these > symbol? AFAICT, there are not. David, Isn't there a --verbose option to the linker that tells you where it's getting the symbols from? Igor -- http://cs.nyu.edu/~pechtcha/ |\ _,,,---,,_ pechtcha AT cs DOT nyu DOT edu ZZZzz /,`.-'`' -. ;-;;,_ igor AT watson DOT ibm DOT com |,4- ) )-,_. ,\ ( `'-' Igor Pechtchanski '---''(_/--' `-'\_) fL a.k.a JaguaR-R-R-r-r-r-.-.-. Meow! "I have since come to realize that being between your mentor and his route to the bathroom is a major career booster." -- Patrick Naughton -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/