From: sommar@enea.se (Erland Sommarskog)
Subject: Re: Garbage Collection
Date: 18 Dec 88 20:12:58 GMT [thread overview]
Message-ID: <4176@enea.se> (raw)
Sworn enemy to garbage collection Bill Wolfe writes:
> The deallocation of every object in the local environment is
> performed as an automatic service when a procedure, function,
> or local block is exited. This is not garbage collection,
> because the programmer has implicitly directed that the
> destruction be performed.
I read this as "on block exit all memory allocated to variables
declared in that block should be deallocated".
Isn't this very dangerous? What if programmer copied the object to
a variable declared in a outer block? Or stored it in a table of some
sort in a subprogram call made in block?
--
Erland Sommarskog
ENEA Data, Stockholm
sommar@enea.se
"Frequently, unexpected errors are entirely unpredictable" - Digital Equipment
next reply other threads:[~1988-12-18 20:12 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
1988-12-18 20:12 Erland Sommarskog [this message]
1988-12-20 19:04 ` Garbage Collection Bill Wolfe
-- strict thread matches above, loose matches on Subject: below --
1999-08-18 0:00 garbage collection Ronald Ayoub
1999-08-18 0:00 ` Robert I. Eachus
1999-08-19 0:00 ` Gautier
1999-08-19 0:00 ` Robert I. Eachus
1999-08-20 0:00 ` Keith Thompson
1999-08-20 0:00 ` Robert Dewar
1999-08-18 0:00 ` Gisle S�lensminde
1999-08-18 0:00 ` Pascal MALAISE
1999-08-20 0:00 ` David Botton
1999-08-18 0:00 ` tmoran
1999-08-18 0:00 ` Keith Thompson
1999-08-19 0:00 ` Tucker Taft
1999-08-19 0:00 ` Robert Dewar
1999-08-19 0:00 ` Robert Dewar
1999-08-20 0:00 ` tmoran
1999-08-20 0:00 ` Keith Thompson
1999-08-20 0:00 ` Matthew Heaney
1999-08-20 0:00 ` Keith Thompson
1999-08-21 0:00 ` Matthew Heaney
1999-08-21 0:00 ` Robert Dewar
1999-08-21 0:00 ` Matthew Heaney
1999-08-21 0:00 ` Robert Dewar
1999-08-21 0:00 ` Brian Rogoff
1999-08-21 0:00 ` Robert Dewar
1996-10-24 0:00 Garbage Collection H Brett Bolen
1989-01-10 19:16 Erland Sommarskog
1989-01-11 16:10 ` William Thomas Wolfe,2847,
1989-01-06 22:17 Erland Sommarskog
1989-01-08 18:40 ` William Thomas Wolfe,2847,
1989-01-09 3:56 ` Barry Margolin
1989-01-09 16:22 ` William Thomas Wolfe,2847,
1989-01-09 19:00 ` Barry Margolin
1989-01-10 2:50 ` William Thomas Wolfe,2847,
1989-01-11 9:22 ` Barry Margolin
1989-01-11 16:01 ` William Thomas Wolfe,2847,
1989-01-11 18:21 ` Barry Margolin
1989-01-12 2:43 ` William Thomas Wolfe,2847,
1989-01-15 7:14 ` Barry Margolin
1989-01-05 23:26 Erland Sommarskog
1988-12-31 0:04 Erland Sommarskog
1989-01-05 8:13 ` William Thomas Wolfe,2847,
1988-12-28 19:20 Erland Sommarskog
1988-12-30 0:52 ` Bill Wolfe
1988-12-26 23:37 Erland Sommarskog
1988-12-27 21:24 ` William Thomas Wolfe,2847,
1988-12-28 16:09 ` Snorri Agnarsson
1988-12-30 0:46 ` Bill Wolfe
1988-12-27 22:24 ` Bob Hathaway
1988-12-13 20:07 Erland Sommarskog
1988-12-15 19:13 ` William Thomas Wolfe,2847,
1988-12-07 15:22 Collective response to := messa ron
1988-12-11 19:11 ` Garbage Collection William Thomas Wolfe,2847,
1988-12-12 5:29 ` John Gateley
1988-12-12 18:19 ` William Thomas Wolfe,2847,
1988-12-13 1:02 ` Alexander Klaiber
1988-12-13 18:37 ` William Thomas Wolfe,2847,
1988-12-13 23:36 ` Alexander Klaiber
1988-12-14 3:26 ` William Thomas Wolfe,2847,
1988-12-14 17:16 ` Stephe Leake
1988-12-15 14:43 ` Thomas P. Morris
1988-12-14 23:30 ` John Gateley
1988-12-15 19:25 ` William Thomas Wolfe,2847,
1988-12-19 16:12 ` John Gateley
1988-12-20 19:34 ` Bill Wolfe
1988-12-13 20:22 ` William Thomas Wolfe,2847,
1988-12-14 6:40 ` Richard A. O'Keefe
1988-12-14 17:43 ` William Thomas Wolfe,2847,
1989-01-02 17:51 ` ryer
1989-01-05 8:31 ` William Thomas Wolfe,2847,
1989-01-06 16:58 ` ryer
1989-01-08 19:24 ` William Thomas Wolfe,2847,
[not found] <145@krafla.rhi.hi.is>
[not found] ` <272@fang.ATT.COM>
1988-03-29 13:47 ` From Modula to Oberon Denis Fortin
1988-03-30 15:32 ` Lawrence Crowl
1988-03-30 22:41 ` Hans Boehm
1988-03-31 6:27 ` Garbage Collection Richard Harter
1988-03-31 19:49 ` Hans Boehm
1988-04-01 5:43 ` Richard Harter
1988-04-01 18:43 ` Hans Boehm
1988-04-04 23:14 ` 00704a-Liber
1986-03-16 22:24 Garbage collection "Alexander L. Wolf"
[not found] <1979@mit-eddi.UUCP>
[not found] ` <2144@mit-eddie.UUCP>
1984-06-18 19:28 ` Abstraction In Ada Jon Mauney
1984-06-22 7:47 ` Doug Alan
1984-06-25 2:15 ` brad
1984-07-17 10:34 ` garbage collection Eric Smith
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