Re: Conditional compilation in Ada?

["Christoph Karl Walter Grein" <AdaMagica@web.de>]

> Actually in Ada I don't believe there is anything keeping you from declaring
> an instance of an object that has abstract methods (unlike C++).  That was
> my recollection, I created a small test program to verify and that was my
> result.
> 
> Steve
> (The Duck)

package x is

  type t is tagged null record;

  procedure p(x:t) is abstract;

end x;

11:02:28 >>> Line 5: procedure P (X : T) is abstract;
11:02:28 *** An abstract subprogram shall not be a primitive subprogram of a non-abstract tagged type [RM_95 3.9.3(3)]

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