Re: Boost smart pointers.

From: Jason Winnebeck (yg-boost-users_at_[hidden])
Date: 2003-08-10 16:48:13

Amit, it means this code is valid:

class Whatever;

class Another {
   boost::shared_ptr< Whatever > ptr;
};

Notice that the full definition of Whatever is not given.  When you 
define the Another constructor, the class Whatever must be completely 
defined.

Jason Winnebeck

Amit Bhatia wrote:
> Hello All,
>  I have been trying to understand the smart pointer library. One thing that
> I did not understand was in the documentationin quite beginning:
> 
> "T may be an incomplete type at the point of smart pointer declaration.
> Unless otherwise specified, it is required that T be a complete type at
> points of smart pointer instantiation."
> 
>  So what exactly does this incomplete/complete type mean?  Does this have
> anything to do with  the class pointed to being abstract /concrete ?
> 
> 
> thanks,
> regards,
> amit.
>  
> 
> 
> 
> 
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