Re: [Boost-users] [Serialisation] Question on shared_ptr's andbase/derived classes

From: Robert Ramey (ramey_at_[hidden])
Date: 2007-05-02 09:08:11

Hughes, James wrote:
> Hi All,
>
> I am trying to serialise a vector of shared_ptr's which point to a
> base class which may be one of a number of derived class (Not
> polymorphic in that the base class has no virtual functions - its
> just supplies base functionality to derived classes)

I don't think this is generally possible.

The default extended type info relies on dynamic cast for downcasting.

Try making at least one function in the base class virtual.

Robert Ramey