Re: [Boost-users] Header ordering [was: Vector of Polymorphic Pointers]

From: David Abrahams (dave_at_[hidden])
Date: 2006-05-02 12:34:33

Thorsten Ottosen <tottosen_at_[hidden]> writes:

> Robert Ramey wrote:
>
>> Note that its not enough to include BOOST_CLASS_EXPORT.  It has to
>> be included after the *archive.hpp classes that you're using.  Double check
>> that this is the case.
>
> Robert, why is this needed? It seems like something that is *very* easy 
> to forget and get wrong.

Yes, header ordering is notoriously hard to control.  Robert, I'd like
to discuss the design problem it is solving and see if we can come up
with a better approach.  Can you boil it down to a really simple
example?

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com