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From: "John W. Kennedy" <jwkenne@attglobal.net>
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Newsgroups: comp.lang.ada,comp.lang.fortran,comp.lang.pl1
Subject: Re: Ada vs Fortran for scientific applications
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Date: Mon, 10 Jul 2006 22:49:40 -0400
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Xref: g2news2.google.com comp.lang.ada:5602 comp.lang.fortran:11921
 comp.lang.pl1:1972
Date: 2006-07-10T22:49:40-04:00
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robin wrote:
> John W. Kennedy wrote in message <2Nwsg.210$Dp4.31@fe09.lga>...
>> adaworks@sbcglobal.net wrote:
>>> "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> wrote in message
>>> news:1kzktalo9krea$.z8n9wev45xct$.dlg@40tude.net...
>>>> On Sun, 09 Jul 2006 21:36:07 GMT, James Giles wrote:
>>>>
>> PL/I is too old (1964) to have the range trick,
> 
> Can be handled by ASSERT.
> 
>> but it does at least
>> strive for portability by specifications such as:
>>
>>    Declare My_number_2 fixed binary(8,0);
>>
>> If the (SIZE) option is turned on, it will at least check that the range
>> is between -511 and +511.
> 
> Actually, -512 to +511.

No, PL/I does not demand 2's-complement representation.

-- 
John W. Kennedy
"The blind rulers of Logres
Nourished the land on a fallacy of rational virtue."
   -- Charles Williams.  "Taliessin through Logres: Prelude"