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From: dewar@merv.cs.nyu.edu (Robert Dewar)
Subject: Re: Ada 95 Numerics questions for the experts
Date: 1997/09/01
Date: 1997-09-01T00:00:00+00:00	[thread overview]
Message-ID: <dewar.873149375@merv> (raw)
In-Reply-To: EFoIvv.JtA.0.-s@inmet.camb.inmet.com


Tuck said

<<As far as packing to an array of 3-bits per element versus 4-bits per
element, we have generally chosen to follow the recommendations of the
RM.  Going beyond the RM is not always in the customer's interest,
as they may have to move to another Ada compiler at some point, and
one of the goals of standardization is portability between implementations.
>>

This is certainly a legitimate goal, but very different from the goal of
GNAT which is to be as inclusive as possible, so that it is as easy as
possible to move code *from* other compilers *to* GNAT.

We have found many customers who need close packing at arbitrary bit
sizes (or GNAT would not support it!)





  parent reply	other threads:[~1997-09-01  0:00 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <3401C14B.480@gsfc.nasa.gov>
1997-08-25  0:00 ` Ada 95 Numerics questions for the experts Robert Dewar
     [not found] ` <dewar.872560585@merv>
     [not found]   ` <jcreem-2608970711210001@ljd155.sanders.lockheed.com>
     [not found]     ` <dewar.872630607@merv>
     [not found]       ` <jeffrey.m.creem-2708970802350001@ljd155.sanders.lockheed.com>
1997-08-27  0:00         ` Robert Dewar
     [not found]           ` <jeffrey.m.creem-2808970708260001@ljd155.sanders.lockheed.com>
1997-08-28  0:00             ` Robert Dewar
1997-08-27  0:00         ` David C. Hoos, Sr.
1997-08-27  0:00           ` Jeff Creem
1997-08-28  0:00             ` Robert Dewar
1997-08-28  0:00               ` Jeff Creem
1997-08-29  0:00               ` Tucker Taft
1997-08-30  0:00                 ` Robert A Duff
1997-08-31  0:00                 ` Tom Moran
1997-09-01  0:00                 ` Robert Dewar [this message]
1997-09-01  0:00                 ` Robert Dewar
1997-09-02  0:00                   ` Fergus Henderson
1997-09-02  0:00                   ` Robert A Duff
     [not found]                   ` <mheaney-ya023680000209972104030001@news.ni.net>
1997-09-05  0:00                     ` Robert Dewar
1997-09-05  0:00                       ` Matthew Heaney
1997-09-08  0:00                         ` Robert A Duff
1997-09-08  0:00                           ` Matthew Heaney
1997-09-09  0:00                             ` Robert A Duff
     [not found]                     ` <EFxt94.F5F@world.std.com>
1997-09-06  0:00                       ` Robert Dewar
1997-09-08  0:00                         ` Robert A Duff
1997-09-08  0:00                           ` Matthew Heaney
1997-09-09  0:00                             ` Robert A Duff
1997-08-27  0:00           ` Robert Dewar
1997-08-30  0:00         ` Robert A Duff
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