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From: ucaa2385@alpha1.csv.ica.uni-stuttgart.de (Peter Hermann)
Newsgroups: comp.lang.ada
Subject: Re: Higher precision and generics
Date: 20 Mar 1995 16:33:17 GMT
Organization: Comp.Center (RUS), U of Stuttgart, FRG
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Date: 1995-03-20T16:33:17+00:00
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Robert Dewar (dewar@cs.nyu.edu) wrote:
: Peter Hermann says:

: "1. "with system;" makes the program non-portable"

: This is *quite* wrong. Sure the definitions in System are target
: dependent, but in many cases they are there PRECISELY to allow you
: to write portable target-independent code that uses target dependent
: features.

: There are many situations in which the ONLY way to make a program portable
: is to use the values in System. For example, a program that assumes
: the addressabloe unit is 8-bits is much less portable than a program
: that uses System
: .Storage_Unit for this purpose.

This is more precise, of course.
I should have written "... makes the program potentially non-portable"
My compiler issues a "non-portable construct"-warning, which 
I basically appreciate, because this is *quite*  :-)  reasonable.

--
Peter Hermann  Tel:+49-711-685-3611 Fax:3758 ph@csv.ica.uni-stuttgart.de
Pfaffenwaldring 27, 70569 Stuttgart Uni Computeranwendungen
Team Ada: "C'mon people let the world begin" (Paul McCartney)