From: Simon Wright <simon@pushface.org>
Subject: Re: Array Help?
Date: Wed, 29 Feb 2012 20:47:04 +0000
Date: 2012-02-29T20:47:04+00:00 [thread overview]
Message-ID: <m2r4xdiczb.fsf@pushface.org> (raw)
In-Reply-To: wcclinl7b1x.fsf@shell01.TheWorld.com
Robert A Duff <bobduff@shell01.TheWorld.com> writes:
> Ludovic Brenta <ludovic@ludovic-brenta.org> writes:
>
>> Doesn't that preclude slices that don't start at 'First?
>
> Yes.
>
>> Supposing your declarations, can you call
>>
>> procedure Foo (Param : in out Integer_Array);
>>
>> like this:
>>
>> declare
>> A : Integer_Array (1 .. 10) := (others => 0);
>> begin
>> Foo (A (3 .. 8));
>> end;
>>
>> ?
>
> That will raise C_E. IMHO, that's a language design flaw -- inside
> Foo, Param'First ought to be 1. The fact that Foo can see that
> it came from a slice is a leak of abstraction.
I know that GNAT is a work-in-progress, but it doesn't raise C_E with
GNAT GPL 2011.
next prev parent reply other threads:[~2012-02-29 20:47 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-28 20:15 Array Help? Will
2012-02-28 20:47 ` Ludovic Brenta
2012-02-28 22:11 ` Simon Wright
2012-02-28 23:09 ` Will
2012-02-29 0:24 ` Adam Beneschan
2012-02-28 20:50 ` Gautier write-only
2012-02-28 21:33 ` Simon Wright
2012-02-29 0:27 ` Adam Beneschan
2012-02-29 8:00 ` Simon Wright
2012-02-29 8:48 ` Simon Wright
2012-02-29 0:22 ` Adam Beneschan
2012-02-29 16:09 ` Robert A Duff
2012-02-29 16:50 ` Ludovic Brenta
2012-02-29 18:24 ` Robert A Duff
2012-02-29 19:45 ` stefan-lucks
2012-02-29 20:45 ` Jeffrey Carter
2012-02-29 21:27 ` stefan-lucks
2012-02-29 23:06 ` Robert A Duff
2012-03-02 13:45 ` stefan-lucks
2012-03-07 23:58 ` Randy Brukardt
2012-03-08 11:20 ` stefan-lucks
2012-03-09 2:02 ` Randy Brukardt
2012-03-09 8:48 ` stefan-lucks
2012-03-09 21:10 ` Randy Brukardt
2012-03-15 2:55 ` BrianG
2012-03-15 7:46 ` stefan-lucks
2012-02-29 20:07 ` Dmitry A. Kazakov
2012-02-29 23:15 ` Robert A Duff
2012-03-01 8:54 ` Dmitry A. Kazakov
2012-03-01 14:06 ` Robert A Duff
2012-02-29 20:47 ` Simon Wright [this message]
2012-02-29 22:23 ` Robert A Duff
2012-02-29 23:27 ` Robert A Duff
2012-03-01 0:53 ` Adam Beneschan
2012-03-01 7:16 ` Ludovic Brenta
2012-03-01 14:03 ` Robert A Duff
2012-03-08 0:11 ` Randy Brukardt
2012-03-08 0:08 ` Randy Brukardt
2012-02-29 23:30 ` Simon Wright
2012-02-29 18:35 ` Jeffrey Carter
2012-02-29 22:59 ` Robert A Duff
2012-02-29 23:51 ` Jeffrey Carter
2012-03-01 3:03 ` Robert A Duff
2012-02-29 20:40 ` Adam Beneschan
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