Re: [Boost-users] Conversions between shared_ptr<Base> and shared_ptr<Derived>

From: Michele Galante (m.galante_at_[hidden])
Date: 2004-02-04 04:06:30

> So I have something like this:
> 
> std::vector<boost::shared_ptr<Base> > BaseVector;
> 
> void add(boost::shared_ptr<Base>& newOne) {
>    BaseVector.push_back(newOne);
> }
> 
> and I call it like this usually :
> boost::shared_ptr<Derived> p(new Derived);
> add(p);
> 

I think the problem is you take a reference to the shared_ptr. Try this way:

void add(boost::shared_ptr<Base> newOne) {
    BaseVector.push_back(newOne);
}

-- 
Michele Galante
Zucchetti Centro Sistemi SPA
m.galante_at_[hidden]