Re: [boost] [unnullable_ptr] Proposal for a new library

From: Thorsten Ottosen (thorsten.ottosen_at_[hidden])
Date: 2008-07-22 07:30:33

Mathias Gaunard skrev:
> Angel Tsankov wrote:
>> Is there any interest in a class template which acts like a pointer and
>> guarantees at compile time and at no CPU or memory cost (except when a
>> call to any of its methods is not inlined) that the pointer is not null?
> 
> Preventing empty or invalid cases is always good.
> For example I think it's a shame Boost.Function, Boost.Any and the Boost
> Smart Pointers don't do it.
> 
> As for forcing a pointer to not be empty, I suppose you're talking of
> making overloads of constructor and operator= for `int' and make them
> generate errors?

That seems like a nice idea that I will think about applying to 
Boost.PtrContainer.

-Thorsten