Cygwin GCC linking Python extensions issue

Fri May 23 14:19:00 GMT 2003

On 2003年5月23日, David Abrahams wrote:
> "Norman Vine" <nhv@cape.com> 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(.idata2ドル+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
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