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From: Stephen Leake <stephen_leake@acm.org>
Newsgroups: comp.lang.ada
Subject: Re: Longstanding GNAT bug, bad code, or both -- Answer..Bad code.
Date: 07 Aug 2004 12:44:13 -0400
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Date: 2004-08-07T12:44:13-04:00

"Jeff C," <jcreem@yahoo.com> writes:

> Ok. I submitted a bugzilla report and it has already been cancelled.
> Apparently, declaring a variable as aliased makes it contrained.  (According
> to one of the gcc Ada maintainers)

Ah. LRM 3.3.1 (9) says this. (I just searched for 'aliased' in the
Emacs info version; guess I should have done that earlier :).

Presumably I'll get the same response from ACT. Nice to know the
Bugzilla list is monitored so closely!

> After thinking about it, it is probably why the rule was created
> since I suppose otherwise the alias detection/contraint checking
> would get pretty hard and potentially computationally expensive at
> run time...

Sounds reasonable to me. The Annotated reference manual sheds no light
on this.

-- 
-- Stephe