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From: Adam Beneschan <adam@irvine.com>
Newsgroups: comp.lang.ada
Subject: Re: GNAT and Dimension Checking
Date: Mon, 2 Jul 2012 13:58:41 -0700 (PDT)
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Date: 2012-07-02T13:58:41-07:00
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On Monday, July 2, 2012 1:42:04 PM UTC-7, Anh Vo wrote:
> On Sunday, July 1, 2012 3:44:19 AM UTC-7, (unknown) wrote:

>=20
>   type Mks_Type is new Long_Long_Float
>      with
>       Dimension_System =3D> (
>         (Unit_Name =3D> Meter,    Unit_Symbol =3D> 'm',   Dim_Symbol =3D>=
 'L'),
>         (Unit_Name =3D> Kilogram, Unit_Symbol =3D> "kg",  Dim_Symbol =3D>=
 'M'),
>         (Unit_Name =3D> Second,   Unit_Symbol =3D> 's',   Dim_Symbol =3D>=
 'T'),
>         (Unit_Name =3D> Ampere,   Unit_Symbol =3D> 'A',   Dim_Symbol =3D>=
 'I'),
>         (Unit_Name =3D> Kelvin,   Unit_Symbol =3D> 'K',   Dim_Symbol =3D>=
 "Theta"),
>         (Unit_Name =3D> Mole,     Unit_Symbol =3D> "mol", Dim_Symbol =3D>=
 'N'),
>         (Unit_Name =3D> Candela,  Unit_Symbol =3D> "cd",  Dim_Symbol =3D>=
 'J'));
>=20
>  Can anyone point me to the ARM 2012 paragraph(s) which supports this syn=
tax in general. Thanks.

13.1.1(38): "Implementations may support implementation-defined aspects. Th=
e aspect_specification for an implementation-defined aspect may use an impl=
ementation-defined syntax for the aspect_definition, and may follow impleme=
ntation-defined legality and semantics rules."

                          -- Adam