From: fjh@mundook.cs.mu.OZ.AU (Fergus Henderson)
Subject: Re: Ada 95 Numerics questions for the experts
Date: 1997/09/02
Date: 1997-09-02T00:00:00+00:00 [thread overview]
Message-ID: <5ug6oa$qna@mulga.cs.mu.OZ.AU> (raw)
In-Reply-To: dewar.873149493@merv
dewar@merv.cs.nyu.edu (Robert Dewar) writes:
>Tuck said
>
>> 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.
>
>Tuck says "follow the recomendations" here where he means "follow the
>minimal requirements". There is a big difference.
...
>Yes, as Tuck says, if your primary concern is that code written for your
>compiler be easy to move to other compilers, then you implement the
>minimal lower bound. But if, as in the case of GNAT, your primary goal
>is to be inclusive, and correctly process code from other existing
>compilers providing a wide range of functionality that is permitted by
>the RM, but not required, or recommended against, then you implement
>the maximum.
Does GNAT have an option to warn about the use of non-portable constructs
such as the ones discussed in this thread?
--
Fergus Henderson <fjh@cs.mu.oz.au> | "I have always known that the pursuit
WWW: <http://www.cs.mu.oz.au/~fjh> | of excellence is a lethal habit"
PGP: finger fjh@128.250.37.3 | -- the last words of T. S. Garp.
next prev parent reply other threads:[~1997-09-02 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 ` David C. Hoos, Sr.
1997-08-27 0:00 ` Robert Dewar
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
1997-09-02 0:00 ` Fergus Henderson [this message]
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
1997-09-01 0:00 ` Robert Dewar
1997-08-27 0:00 ` Robert Dewar
[not found] ` <jeffrey.m.creem-2808970708260001@ljd155.sanders.lockheed.com>
1997-08-28 0:00 ` Robert Dewar
1997-08-30 0:00 ` Robert A Duff
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