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From: comar@cs.nyu.edu (Cyrille Comar)
Subject: Re: SOLVED! Decoupled Mutual Recursion Challenger
Date: 17 Oct 1994 18:54:08 -0400
Date: 1994-10-17T18:54:08-04:00	[thread overview]
Message-ID: <37uvag$sp2@lang8.cs.nyu.edu> (raw)
In-Reply-To: 1994Oct17.154812.9104@swlvx2.msd.ray.com

jgv@swl.msd.ray.com (John Volan) writes:
: In article <1994Oct12.224944.25566@swlvx2.msd.ray.com> I (John Volan) wrote:
: 
: (1) It avoids portability problems.  It's conceivable that a given Ada
: compiler might not implement System.Address the same as access types.
: However, it is a safe bet that all access types will be implemented
: the same way (within a given Ada implementation).

I didn't follow the thread very much so maybe it is not relevant in this
context but it is all BUT safe to bet that all access types will be implemented
the same way within a given implementation...
for instance access to unconstrained arrays are fat pointers for GNAT and thus
completely different than access to constrain objects. furthermore, Pool
specific access types can take advantage of the specificity of their pool and
may completely differ from one pool to the other.
It is probably safe to state that general access types whose designated type
is constrained are likely to be implemented the same way in a given
implementation, but I'm not completely sure 
-- 
------------------------------------------------------------------------
Cyrille Comar,                                  E-mail: comar@cs.nyu.edu
Gnat Project                                    US phone: (212) 998-3489




      parent reply	other threads:[~1994-10-17 22:54 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1994-10-12 22:49 SOLVED! Decoupled Mutual Recursion Challenger John Volan
1994-10-17 15:48 ` John Volan
1994-10-17 17:55   ` Bob Duff
1994-10-17 20:52     ` John Volan
1994-10-17 22:10       ` Bob Duff
1994-10-18 22:17         ` John Volan
1994-10-19  1:01           ` Bob Duff
1994-10-19  4:45             ` Jay Martin
1994-10-19 14:38               ` Mark A Biggar
     [not found]                 ` <38fi4r$l81@oahu.cs.ucla.edu>
1994-10-24 11:49                   ` Mutual Recursion Challenge Robert I. Eachus
1994-10-24 20:32                     ` John Volan
1994-10-26 11:42                       ` Generic association example (was Re: Mutual Recursion Challenge) Robert I. Eachus
1994-10-26 23:21                         ` John Volan
1994-10-27 10:53                           ` Robert I. Eachus
1994-10-31 17:34                             ` John Volan
1994-10-27 14:37                           ` Mark A Biggar
1994-10-24 17:42                   ` SOLVED! Decoupled Mutual Recursion Challenger John Volan
1994-10-24 22:37                     ` Jay Martin
1994-10-25  5:47                       ` Matt Kennel
1994-10-25 10:04                         ` David Emery
1994-10-25 16:43                         ` John Volan
1994-10-27  4:25                           ` Rob Heyes
1994-10-28  9:03                             ` Mutual Recursion (was Re: SOLVED! Decoupled Mutual Recursion Challenger) Robert I. Eachus
1994-10-28 15:04                             ` SOLVED! Decoupled Mutual Recursion Challenger Robb Nebbe
1994-10-25 15:54                       ` John Volan
1994-10-26  1:24                         ` Bob Duff
1994-10-28  4:28                         ` Jay Martin
1994-10-28 10:52                           ` Robert I. Eachus
1994-10-28 18:46                             ` Jay Martin
1994-11-02 14:56                               ` Robert I. Eachus
1994-10-29  0:38                           ` Bob Duff
1994-10-29  7:26                             ` Jay Martin
1994-10-29 11:59                             ` Richard Kenner
1994-10-31 13:17                               ` Robert Dewar
1994-10-31 14:13                               ` gcc distribution (was: SOLVED! Decoupled Mutual Recursion Challenger) Norman H. Cohen
1994-11-02 14:14                                 ` Richard Kenner
1994-11-04 23:56                                   ` Michael Feldman
1994-10-31 18:44                           ` SOLVED! Decoupled Mutual Recursion Challenger John Volan
1994-10-20 11:25               ` Robb Nebbe
1994-10-20 19:19                 ` John Volan
1994-10-26  0:07                 ` Mark S. Hathaway
1994-10-26 18:48                 ` gamache
1994-10-27  2:15                   ` John Volan
     [not found]           ` <CxwGJF.FwB@ois.com>
1994-10-19 16:35             ` John Volan
1994-10-17 22:54   ` Cyrille Comar [this message]
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