From: Robert Dewar <robert_dewar@my-deja.com>
Subject: Re: Does a null pointer always raise Constraint_Error?
Date: Wed, 13 Dec 2000 15:40:56 GMT
Date: 2000-12-13T15:40:56+00:00 [thread overview]
Message-ID: <9185a6$mut$1@nnrp1.deja.com> (raw)
In-Reply-To: tgn1e0mkqh.fsf@mercury.rus.uni-stuttgart.de
In article
<tgn1e0mkqh.fsf@mercury.rus.uni-stuttgart.de>,
Florian Weimer
<Florian.Weimer@RUS.Uni-Stuttgart.DE> wrote:
> There a two language-defined checks involved prior
> to the array comparison. However, 11.6(5) seems to
> permit the omission of these checks, but I'm not
> sure about that.
Nobody is sure about 11.6 :-)
I don't think it applies however. Why not? Because
the program does indeed depend on the result of this
comparison. If you did
Junk := a.all = b.all;
and never referenced junk, then you could use
11.6(5) to argue that the check should be omitted.
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next prev parent reply other threads:[~2000-12-13 15:40 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.10.10011301306120.793-100000@lexis.di.fct.unl.pt>
[not found] ` <tgzoihpon4.fsf@mercury.rus.uni-stuttgart.de>
[not found] ` <9074fi$93b$1@nnrp1.deja.com>
[not found] ` <3A3253B1.AD8F32CF@ebox.tninet.se>
[not found] ` <90u1vi$uah$1@nnrp1.deja.com>
[not found] ` <90ukfm$c4p$1@nnrp1.deja.com>
2000-12-12 16:23 ` Does a null pointer always raise Constraint_Error? Wayne Magor
2000-12-12 20:27 ` Keith Thompson
2000-12-13 0:46 ` Robert Dewar
2000-12-13 8:58 ` Lutz Donnerhacke
2000-12-13 13:56 ` Ken Garlington
2000-12-13 14:25 ` Lutz Donnerhacke
2000-12-13 14:58 ` Florian Weimer
2000-12-13 15:17 ` Lutz Donnerhacke
2000-12-13 15:40 ` Robert Dewar [this message]
2000-12-13 20:07 ` Florian Weimer
2000-12-14 13:08 ` Robert Dewar
2000-12-14 14:29 ` Ken Garlington
2000-12-15 1:45 ` Robert Dewar
2000-12-13 15:37 ` Robert Dewar
2000-12-12 20:31 ` Keith Thompson
2000-12-13 19:58 ` Florian Weimer
2000-12-13 0:43 ` Robert Dewar
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