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From: Francois Godme <fgodme@magic.fr>
Subject: Re: class-wide objects
Date: 1998/12/07
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Date: 1998-12-07T00:00:00+00:00
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Tucker Taft wrote:

>
> Just providing the tag is not enough, because the type might
> have discriminants as well, which must be specified at the
> point of declaration.  One could imagine some new attribute
> like "'Subtype" and then write:
>
>     Local : Point'Class(S'Subtype);
>
>

How hard will it be to implement such attribute ? Are the required elements
not already all in place but not connected together? May be all compilers are
just a step away of providing this attribute.