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Subject: Re: Discriminants of tagged types
Date: Sun, 31 Oct 2010 18:04:35 +0100
Organization: Ada @ Home
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Date: 2010-10-31T18:04:35+01:00
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Le Sun, 31 Oct 2010 17:20:50 +0100, Maciej Sobczak  =

<see.my.homepage@gmail.com> a =C3=A9crit:
> As already said, I've yet to see a convincing example of a type that
> is both justifiably polymorphic and copyable at the same time.
A state (the one of a system of multiple and different objects), a  =

continuation point (related to the latter, and subject to copy by  =

definition), an application with some kind of internal backup system, an=
  =

artificial-intelligence system, the text model in the black box in any  =

kind of editor=E2=80=A6 and probably some other ideas could come later w=
ith a few  =

more minutes or hours.

-- =

Si les chats miaulent et font autant de vocalises bizarres, c=E2=80=99es=
t pas pour  =

les chiens.