Re: [Boost-users] ptr_set

From: Thorsten Ottosen (thorsten.ottosen_at_[hidden])
Date: 2008-05-19 03:54:29

Surya Kiran Gullapalli skrev:
> 
> 
> On Mon, May 19, 2008 at 9:37 AM, Surya Kiran Gullapalli 
> <suryakiran.gullapalli_at_[hidden] 
> <mailto:suryakiran.gullapalli_at_[hidden]>> wrote:
> 
>     Hello all,
>     I'm trying to use ptr_set with my class Hierarchy.
>      
>     Base is an abstract base class with a bunch of pure virtual functions.
>      
>     I've some derived classes with those virtual functions defined in them.
>      
>     I'm using this Base class hierarchy in another class (say Other).
>      
>     So I've declared a member variable of Other as
>      
>     ptr_set<Base> m_items ;
>      
>     this works fine on linux with gcc-4.2 but with VS2005, I'm getting a
>     compilation error, saying that It cannot instantiate base class as
>     it is having pure virtual functions.
>      
>     Am I doing some thing wrong here ?
>      
>     Surya
>      
>      
> 
> 
> The Base Class I'm talking about is derived from boost::noncopyable, 
> with a protected Copy Constructor

I need more info than that to figure it out.

-Thorsten