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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: 'Size hack for enumerated types
Date: Mon, 07 Jul 2014 08:45:06 +0100
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Date: 2014-07-07T08:45:06+01:00
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Victor Porton <porton@narod.ru> writes:

>> If you want Enum_Type to be an enumeration, you should use a formal
>> discrete type definition[1]:
>>
>>    type Enum_Type is (<>);
>
> The same error with this.

I never said that that change would fix the problem with your
implementation; but whatever the implementation, you can't instantiate
your generic with an enumeration because an enumeration is not a signed
integer.

> BTW, remind me what is the difference of:
> - type Enum_Type is range <>;
> - type Enum_Type is (<>);
> ?

I already gave you a link to the ARM:
http://www.ada-auth.org/standards/12rm/html/RM-12-5-2.html#p2