[Boost-users] Re: serializing abstract base class

From: Robert Ramey (ramey_at_[hidden])
Date: 2005-04-11 21:43:38

The syntax error doesn't suggest anything to do with is_abstract.  Post a
bigger part of the code.  Also, make sure the base class is in fact
abstract. That is, has at least one function declared in the header with = 0
.

Robert Ramey
Alex Olivas wrote:
> I'm trying to serialize an abstract base class.
> I used the BOOST_IS_ABSTRACT macro,
> but the compile fails with the following error...
>
> public/dataclasses/I3Particle.h:225: syntax error before `namespace'
> public/dataclasses/I3Particle.h:225: syntax error before `}' token
>
> line 225 of I3Particle is...
>    BOOST_IS_ABSTRACT(I3Particle);
>
> Is is not as simple as adding this one line?  I'm using gcc 3.2.3.
> Thanks,
> Alex.