From: "Luke A. Guest" <laguest@archeia.com>
Subject: Re: Not good for Ada endorsement
Date: Fri, 23 Jul 2021 18:55:27 +0100 [thread overview]
Message-ID: <sdevre$1cl$1@gioia.aioe.org> (raw)
In-Reply-To: lyk0lqxly7.fsf@pushface.org
On 16/07/2021 17:28, Simon Wright wrote:
> Lucretia <laguest9000@googlemail.com> writes:
>
>> On Thursday, 15 July 2021 at 17:29:52 UTC+1, Anh Vo wrote:
>>
>>>> A packed array of Boolean requires all the operations above, plus
>>>> shifting the bit to the LSB and treating the result as a Boolean,
>>>> so it may not be that surprising that it's slower.
>>> Should fixed lower bound index array (-gnatX) speed it up?
>>
>> On GCC 9.3.0:
>>
>> -gnatX Language extensions permitted
>
> Ah, but which ones?
>
Oh, I now think it's the 2012 extension which enables you do have (1 ..
<>) or (0 .. <>) in array types, rather than a more useful command line
option to normalise array indices to 0.
next prev parent reply other threads:[~2021-07-23 17:55 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-07 14:21 Not good for Ada endorsement Richard Iswara
2021-07-07 15:06 ` Luke A. Guest
2021-07-07 15:19 ` Doctor Who
2021-07-07 19:21 ` Simon Wright
2021-07-07 19:49 ` Doctor Who
2021-07-07 20:39 ` Luke A. Guest
2021-07-08 3:46 ` Richard Iswara
2021-07-08 8:20 ` Jeffrey R. Carter
2021-07-08 8:42 ` Dmitry A. Kazakov
2021-07-08 8:52 ` Luke A. Guest
2021-07-08 10:42 ` Jeffrey R. Carter
2021-07-08 10:51 ` Luke A. Guest
2021-07-08 11:12 ` Jeffrey R. Carter
2021-07-08 17:37 ` Luke A. Guest
2021-07-08 17:43 ` Luke A. Guest
2021-07-08 19:16 ` Luke A. Guest
2021-07-08 19:16 ` Luke A. Guest
2021-07-09 2:47 ` Richard Iswara
2021-07-09 8:10 ` Paul Rubin
2021-07-09 8:24 ` Egil H H
2021-07-09 8:33 ` Egil H H
2021-07-09 9:16 ` Jeffrey R. Carter
2021-07-09 9:21 ` Jeffrey R. Carter
2021-07-15 15:13 ` Lucretia
2021-07-15 15:56 ` Jeffrey R. Carter
2021-07-15 16:29 ` Anh Vo
2021-07-15 17:30 ` Lucretia
2021-07-16 16:27 ` Simon Wright
2021-07-16 16:28 ` Simon Wright
2021-07-23 17:55 ` Luke A. Guest [this message]
2021-07-23 17:04 ` Anh Vo
2021-07-23 17:12 ` Luke A. Guest
2021-07-15 16:29 ` Lucretia
2021-07-15 16:49 ` Dmitry A. Kazakov
2021-07-15 21:08 ` Jeffrey R. Carter
2021-07-11 15:54 ` Dennis Lee Bieber
2021-07-18 23:03 ` Mace Ayres
2021-07-19 1:00 ` Paul Rubin
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