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From: robert_dewar@my-dejanews.com
Subject: Re: accesibility level problem
Date: 1999/02/20
Date: 1999-02-20T00:00:00+00:00	[thread overview]
Message-ID: <7alc7m$uo2$1@nnrp1.dejanews.com> (raw)
In-Reply-To: 36CDE45C.5B5E04D8@lmco.com

In article <36CDE45C.5B5E04D8@lmco.com>,
  steve quinlan <steven.quinlan@lmco.com> wrote:
> My version of GNAT (3.11b) gives a different message :
>
>  Non-local pointer cannot point to local object


By the way, this is an example of an error message moving
away from the technical RM description. It is our
experience that talking about accessibility levels is
not illuminating to the typical user, and the sections of
the RM describing the accessibility rules are notoriously
complex (ask Bob Duff's opinion, he was their author and
I believe he has said he finds them hard to understand :-)

So we replaced the original message by one that indicates
the underlying rationale, and since we made that change,
we have had no more questions about this error message!


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  reply	other threads:[~1999-02-20  0:00 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-02-19  0:00 accesibility level problem Thomas Handler
1999-02-19  0:00 ` steve quinlan
1999-02-20  0:00   ` robert_dewar [this message]
1999-02-20  0:00     ` Steve Quinlan
1999-02-21  0:00       ` robert_dewar
1999-03-01  0:00     ` Robert A Duff
1999-03-02  0:00       ` Thomas Handler
1999-02-21  0:00   ` Thomas Handler
1999-02-21  0:00     ` Steve Quinlan
1999-02-22  0:00       ` robert_dewar
1999-02-22  0:00     ` robert_dewar
1999-02-22  0:00       ` Thomas Handler
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