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From: Christoph Grein <christoph.grein@eurocopter.de>
Newsgroups: comp.lang.ada
Subject: Re: very specific question on Ada syntax
Date: Thu, 1 Feb 2001 08:14:48 +0100 (MET)
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Date: 2001-02-01T08:14:48+01:00

Robert Dewar wrote:

> > package P is
> >
> >   type  T  is ('a', None, 'Z');
> >   type F_T is access function return T;
> >
> >   X: F_T := 'a''Access;
> >   Y: F_T := None'Access;
> >
> > end P;
> >
> >      6.   X: F_T := 'a''Access;
> >                     |
> >         >>> prefix of "Access" attribute must be aliased
> >
> > Is this then a bug?
> 
> No, this is obviously a correct error message. What would
> make you think that this particular usage was legal?

A prefix is a name, and a character literal is a name. So taking an attribute is 
legal. An enumeration literal is a parameterless function, its convention is 
intrinsic. The Access attribute is not allowed for intrinsic subprograms.

So I see two bugs (the second being a misleading error message :-).

Christoph Grein