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From: Lutz Donnerhacke <lutz@iks-jena.de>
Newsgroups: comp.lang.ada
Subject: Re: Concatenation and Characters
Date: Wed, 23 Oct 2002 09:08:24 +0000 (UTC)
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* Dmitry A Kazakov wrote:
>>However, you can write this:
>>
>>    return (1..0 => 123);
>>
>>if the component type is Integer, say.  This is annoying, because you
>>have to invent a completely junk value -- 123 is never used.
> 
> BTW, do you know a solution of this problem for generics? Let the
> array element is a generic parameter and there is no Null_Element
> parameter, where to get a junk value?

There are several other cases where a default value can't be specified (task).
Then I use
   declare
      empty : Array_Type (Offset_Type'Last ..
                          Offset_Type'Pred(Offset_Type'Last));
   begin
      return empty;
   end;