On Wed, Jan 24, 2007 at 01:47:52PM +0000, Matthias Scheler wrote:
> On Tue, Jan 23, 2007 at 01:38:52PM +0100, Joerg Sonnenberger wrote:
> > > And I bet he is wrong. My guess is that they have an undefined symbol
> > > in their library e.g. function "a" which calls "b" which got removed.
> > > ELF linkers don't complain about such problems while linking shared
> > > libraries. But the Mac OS X linker does complain.
> 
> I stand corrected. It *is* Mac OS X compiler bug.
> 
> > A good candidate is (not) inlining esp. in combination with templates.
> > And yes, ELF has a lot more magic for that.
> 
> It seems to be a common problem which is related to using pure virtual
> method in a constructor or destructor, see here:
> 
> http://porting.openoffice.org/mac/macosx_issues.html
> 
> The fix in this case is to inline the copy constructor. I'm currently
> testing a patch which do that (only under Mac OS X to avoid breaking
> the binary ABI).

I've committed the above fix. Could somebody please have a look at it
("patch-aa" and "patch-ac") before I submit it to the maintainers?

	Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/