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From: =?utf-8?Q?Yannick_Duch=C3=AAne_=28Hibou57?= =?utf-8?Q?=29?=
 <yannick_duchene@yahoo.fr>
Newsgroups: comp.lang.ada
Subject: Re: Parameterless generic instance in place of opaque type instance
Date: Sun, 28 Jul 2013 10:24:32 +0200
Organization: Ada @ Home
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Date: 2013-07-28T10:24:32+02:00
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Le Sun, 28 Jul 2013 09:30:18 +0200, J-P. Rosen <rosen@adalog.fr> a =C3=A9=
crit:

> Le 28/07/2013 07:49, Yannick Duch=C3=AAne (Hibou57) a =C3=A9crit :
>> For these types, a parameterless generic instance may be enough. I ho=
pe
>> most compilers are clever enough to not duplicate machine code for ea=
ch
>> of these instances, and just duplicate their data (valid or invalid
>> assumption?).
> This is a basic design pattern of HOOD (and the main one in early
> versions). Since HOOD is based on abstract state machines, it
> represented each machine with a package, and the package was made
> generic if you wanted several identical ASM.

Thanks for the notice Jean=E2=80=91Pierre! (also reminds me I should hav=
e a deep  =

and serious look a future day, at that PDF I have about HOOD)

-- =

=E2=80=9CSyntactic sugar causes cancer of the semi-colons.=E2=80=9D [1]
=E2=80=9CStructured Programming supports the law of the excluded muddle.=
=E2=80=9D [1]
[1]: Epigrams on Programming =E2=80=94 Alan J. =E2=80=94 P. Yale Univers=
ity