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From: Robert A Duff <bobduff@shell01.TheWorld.com>
Newsgroups: comp.lang.ada
Subject: Re: basic basic ada question
Date: Mon, 23 Oct 2006 11:49:17 -0400
Organization: The World Public Access UNIX, Brookline, MA
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Date: 2006-10-23T11:49:17-04:00
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"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> writes:

> type T is abstract ...;
> function Greeting_Message return String is abstract;

I presume the above is supposed to say (X : T), right?
If so, I don't see anything illegal here.

> procedure Initialize (X : in out T) is
> begin
>    Put_Line ("Hi," & Greeting_Message (T'Class (X))); -- Illegal!
> end Initialize;
>
> type S is new T with ...;
> function Greeting_Message return String is
> begin
>    return "I am T!";
> end Greeting_Message;

- Bob