Re: ++ of C in ada

[Robert A Duff <bobduff@shell01.TheWorld.com>]

"nicolas.b" <nicolas.blanpain@fr.thalesgroup.com> writes:

> How can i implement the operator ++ in ada :
> 
> type T_Ptr is access all T_Item;
> How can i implement : procedure Increment (Ptr : in out T_Ptr);

You can implement such a thing using System.Storage_Elements and
System.Address_To_Access_Conversions.

Why do you want to use address arithmetic on T_Ptr?

I'm sure you'll get lots of responses saying you *don't* want to do
that, but there are some rare cases where it might be a good idea.

- Bob