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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: Community Input for the Maintenance and Revision of the Ada
 Programming Language
Date: Sat, 16 Sep 2017 15:10:25 +0200
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Xref: news.eternal-september.org comp.lang.ada:48146
Date: 2017-09-16T15:10:25+02:00
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On 2017-09-16 14:49, Johan Söderlind Åström wrote:
>> Ordinal numbers can be used for indexing using S'Val () attribute where
>> S is the array index subtype. It is extremely ugly but useful when the
>> array index type is not numeric.
> 
> Tested this now and it does not work on ranged types.

Yes, AFAIK, for integer types I'Pos(X) = X.

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Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de