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From: jsa@alexandria (Jon S Anthony)
Subject: Re: Garbage Collection in Ada
Date: 1996/10/30
Date: 1996-10-30T00:00:00+00:00	[thread overview]
Message-ID: <JSA.96Oct30184725@alexandria> (raw)
In-Reply-To: 199610181934142408603@dialup101-3-15.swipnet.se


In article <32771A0A.32F6@ehs.ericsson.se> Jonas Nygren <ehsjony@ehs.ericsson.se> writes:

> I don't understand this. Can storage pools replace automatic garbage
> collection?  How should one use storage pools to accomplish this?

No, of course not.  But you can, on an application specific basis, get
reasonable forms of "real" GC.  But it is tied to a specific pool and
specific types attached to that pool.


> To me GC solves the problem of deallocation when there are two or
> more references to the same object. Without GC this is a difficult
> problem to solve, specially so in very large programs, where you
> have the problem of possible dangling pointers.

Yeah, and?  The point is if you can get complete control over the
allocation and have a true and complete set of roots (depends on
application) then you can do it.  Just like implementation provided GC
can in the general case.  What's your point?


> I have tried Java a bit and recommend it to NO-GC advocates, it is
> rather refreshing not to have to think about deallocation. You
> should try it.

What makes you think Java is special here.  Just try SmallTalk,
Eiffel, Sather (conservative GC), any Lisp, etc.  What's your point?

/Jon

-- 
Jon Anthony
Organon Motives, Inc.
Belmont, MA 02178
617.484.3383
jsa@organon.com





  parent reply	other threads:[~1996-10-30  0:00 UTC|newest]

Thread overview: 126+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1996-10-13  0:00 Garbage Collection in Ada Jonas Nygren
1996-10-13  0:00 ` Lars Farm
1996-10-13  0:00   ` Robert Dewar
     [not found]     ` <19961014115513529729@dialup105-2-16.swipnet.se>
1996-10-16  0:00       ` Robert Dewar
1996-10-16  0:00         ` Hans-Juergen Boehm
1996-10-16  0:00           ` Robert Dewar
1996-10-16  0:00             ` Hans-Juergen Boehm
1996-10-17  0:00               ` Robert Dewar
1996-10-17  0:00                 ` Hans-Juergen Boehm
1996-10-17  0:00                   ` Robert Dewar
1996-10-16  0:00         ` Lars Farm
1996-10-16  0:00           ` Robert Dewar
1996-10-16  0:00             ` Hans-Juergen Boehm
1996-10-17  0:00               ` Robert A Duff
1996-10-17  0:00                 ` Larry Kilgallen
1996-10-17  0:00                 ` Hans-Juergen Boehm
1996-10-17  0:00               ` Robert Dewar
1996-10-17  0:00                 ` Hans-Juergen Boehm
1996-10-17  0:00             ` Lars Farm
1996-10-23  0:00               ` Robert Dewar
1996-10-13  0:00   ` Larry Kilgallen
1996-10-14  0:00   ` John Howard
1996-10-15  0:00     ` Lars Farm
1996-10-15  0:00       ` Robert A Duff
1996-10-15  0:00       ` Robert Dewar
1996-10-15  0:00         ` Hans-Juergen Boehm
1996-10-15  0:00         ` Lars Farm
1996-10-17  0:00         ` Thomas Kendelbacher
1996-10-17  0:00           ` Robert Dewar
1996-10-23  0:00         ` Richard A. O'Keefe
1996-10-23  0:00           ` Larry Kilgallen
1996-10-14  0:00   ` Robert A Duff
1996-10-14  0:00     ` Lars Farm
1996-10-15  0:00       ` Robert A Duff
1996-10-16  0:00         ` Lars Farm
1996-10-16  0:00           ` Robert Dewar
1996-10-17  0:00             ` Robert A Duff
1996-10-19  0:00               ` Richard Kenner
1996-10-19  0:00               ` Robert Dewar
1996-10-19  0:00                 ` Lars Farm
1996-10-20  0:00                   ` Robert Dewar
1996-10-20  0:00                     ` Robert A Duff
1996-10-20  0:00                       ` Robert Dewar
1996-10-21  0:00                     ` Lars Farm
1996-10-21  0:00                       ` Robert Dewar
1996-10-21  0:00                         ` Lars Farm
1996-10-21  0:00                     ` Geert Bosch
1996-10-21  0:00                       ` Hans-Juergen Boehm
1996-10-23  0:00                     ` Fergus Henderson
1996-10-24  0:00                     ` Richard A. O'Keefe
1996-10-20  0:00                 ` Robert A Duff
1996-10-20  0:00                   ` Robert Dewar
1996-10-21  0:00                     ` Hans-Juergen Boehm
1996-10-21  0:00                       ` Robert Dewar
1996-10-15  0:00     ` Hans-Juergen Boehm
1996-10-15  0:00   ` Keith Thompson
1996-10-13  0:00 ` Robert Dewar
1996-10-14  0:00 ` Jon S Anthony
1996-10-15  0:00   ` Robert Dewar
1996-10-15  0:00 ` Hannes Haug
1996-10-15  0:00 ` Robert I. Eachus
1996-10-15  0:00   ` Robert Dewar
1996-10-16  0:00   ` whiting_ms@corning.com (Matt Whiting)
1996-10-16  0:00     ` Robert Dewar
1996-10-17  0:00   ` John Howard
1996-10-17  0:00     ` Robert Dewar
1996-10-18  0:00       ` Lars Farm
1996-10-19  0:00         ` Robert Dewar
1996-10-20  0:00           ` Lars Farm
1996-10-21  0:00             ` Nicolay Belofastow
1996-10-21  0:00               ` Robert Dewar
1996-10-21  0:00             ` Robert Dewar
1996-10-22  0:00               ` Lars Farm
1996-10-20  0:00         ` Robert A Duff
1996-10-20  0:00           ` Robert Dewar
1996-10-22  0:00         ` Mitch Gart
1996-10-23  0:00           ` Hans-Juergen Boehm
1996-10-27  0:00             ` Richard Riehle
1996-10-23  0:00           ` Fergus Henderson
1996-10-29  0:00         ` Jon S Anthony
1996-10-30  0:00         ` Brian Rogoff
1996-10-30  0:00         ` Jonas Nygren
1996-10-30  0:00         ` Jon S Anthony [this message]
1996-10-30  0:00         ` James Rogers
1996-10-18  0:00       ` Hans-Juergen Boehm
1996-10-18  0:00       ` Lars Farm
1996-10-20  0:00         ` Robert A Duff
1996-10-16  0:00 ` Jon S Anthony
1996-10-16  0:00 ` Jon S Anthony
1996-10-16  0:00 ` Ole-Hjalmar Kristensen FOU.TD/DELAB
1996-10-16  0:00   ` Robert Dewar
1996-10-16  0:00 ` Jon S Anthony
1996-10-16  0:00 ` Jon S Anthony
1996-10-17  0:00   ` Robert Dewar
1996-10-17  0:00 ` Rick Hudson
1996-10-17  0:00 ` Hans-Juergen Boehm
1996-10-17  0:00 ` Robert I. Eachus
1996-10-17  0:00   ` Robert Dewar
1996-10-17  0:00     ` Richard Kenner
1996-10-18  0:00 ` Jon S Anthony
1996-10-23  0:00   ` Robert Dewar
1996-10-18  0:00 ` Jon S Anthony
1996-10-18  0:00   ` Robert Dewar
1996-10-18  0:00 ` Rick Hudson
1996-10-21  0:00 ` Jon S Anthony
1996-10-21  0:00 ` Laurent Pautet
1996-10-22  0:00 ` Tapani Rundgren
1996-10-22  0:00 ` Jon S Anthony
1996-10-23  0:00 ` Jon S Anthony
1996-10-24  0:00   ` Mitch Gart
1996-10-24  0:00 ` Robert I. Eachus
1996-10-24  0:00 ` Hans-Juergen Boehm
1996-10-25  0:00 ` Jon S Anthony
1996-10-28  0:00 ` Robert I. Eachus
1996-10-29  0:00 ` Hans-Juergen Boehm
     [not found] <01bbc6a3$4cf03480$829d6482@joy.ericsson.se>
1996-10-31  0:00 ` Mitch Gart
1996-10-31  0:00   ` Jonas Nygren
1996-11-03  0:00   ` Matthew Heaney
1996-11-06  0:00     ` Robert A Duff
1996-11-06  0:00       ` Norman H. Cohen
1996-11-01  0:00 ` Jon S Anthony
1996-11-06  0:00 ` Brian Rogoff
1996-11-07  0:00   ` Tucker Taft
  -- strict thread matches above, loose matches on Subject: below --
1996-11-02  0:00 Jon S Anthony
1996-10-22  0:00 Brian Rogoff
1996-10-11  0:00 C++ Standardization (was: Once again, Ada absent from DoD SBIR solicitation) Dave Wood
1996-10-17  0:00 ` Garbage Collection in Ada Thomas Kendelbacher
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