Smart pointers instead of GC?

[Namespace]

On Wednesday, 5 February 2014 at 00:12:11 UTC, Shammah Chancellor 
wrote:
> On 2014-02-02 17:30:27 +0000, Namespace said:
>
>> Sounds good. But why @nullable instead of C# choice of "Type?" 
>> ?
>
> @nullable is not supposed to do the same thing as "Type?" (or 
> rather the syntatic sugar for Nullabe<Type> template).   
> Nullable<type> is to enable Value types to be null. For 
> example: Nullable<Double>
>
> @nullable in D is supposed to allow reference types to contain 
> null.  In C# reference types are ALWAYS allowed to be null.
>
> -S

class Foo { }

Foo? f;

It's the same.