Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.forth > #9213

Re: bug report Bernd Paysan's bigForth v231 v240

From David Kuehling <dvdkhlng@gmx.de>
Newsgroups comp.lang.forth
Subject Re: bug report Bernd Paysan's bigForth v231 v240
Date 2012-01-25 11:03 +0100
Message-ID <87fwf49k0w.fsf@mosquito.pool> (permalink)
References <jfneqd$dfi$1@speranza.aioe.org> <67a480b3-3861-4979-9773-a2c536667b60@h3g2000yqe.googlegroups.com>

Show all headers | View raw

>>>>> "Brad" == Brad  <hwfwguy@gmail.com> writes:

> On Jan 24, 4:26 pm, "Rod Pemberton" <do_not_h...@noavailemail.cmm>
> wrote:
>> The ORANGE example fails because DP isn't moved after storing the
>> number.  The number is being overwritten with parsed data.
>> 
>> CREATE ORANGES 1 ORANGES !  ORANGES @ .
>> 
> What I get from this is: Don't trust memory beyond HERE, or any
> unallocated memory. It can get clobbered any number of different ways.

> CREATE ORANGES creates a data structure zero bytes long. Why should it
> be safe to write to?

AFAIR the standard allows to use the memory at HERE, even without
ALLOTing it.  You only have to keep in mind, that it might be shared
with PAD, the text interpreter (input buffer), the number output
conversion (. <# # etc.), and any defining words.

david
-- 
GnuPG public key: http://dvdkhlng.users.sourceforge.net/dk.gpg
Fingerprint: B17A DC95 D293 657B 4205  D016 7DEF 5323 C174 7D40

Back to comp.lang.forth | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-01-24 18:26 -0500
  Re: bug report Bernd Paysan's bigForth v231 v240 Brad <hwfwguy@gmail.com> - 2012-01-24 16:06 -0800
    Re: bug report Bernd Paysan's bigForth v231 v240 David Kuehling <dvdkhlng@gmx.de> - 2012-01-25 11:03 +0100
    Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 04:31 -0800
      Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-25 08:00 -1000
        Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 10:04 -0800
  Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-24 14:06 -1000
    Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 04:40 -0800
      Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 04:42 -0800
      Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-25 08:02 -1000
      Re: bug report Bernd Paysan's bigForth v231 v240 Coos Haak <chforth@hccnet.nl> - 2012-01-25 19:45 +0100
    Re: bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-01-25 11:00 -0500
      Re: bug report Bernd Paysan's bigForth v231 v240 Coos Haak <chforth@hccnet.nl> - 2012-01-25 19:40 +0100
        Re: bug report Bernd Paysan's bigForth v231 v240 anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2012-01-26 15:37 +0000
          Re: bug report Bernd Paysan's bigForth v231 v240 Coos Haak <chforth@hccnet.nl> - 2012-01-26 22:53 +0100
      Re: bug report Bernd Paysan's bigForth v231 v240 anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2012-01-25 17:50 +0000
  Re: bug report Bernd Paysan's bigForth v231 v240 "Peter Knaggs" <pjk@bcs.org.uk> - 2012-01-25 00:27 +0000
  Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 04:29 -0800
    Re: bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-01-25 11:01 -0500
      Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-25 07:51 -1000
  Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 04:43 -0800
    Re: bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-01-25 11:02 -0500
      Re: bug report Bernd Paysan's bigForth v231 v240 Doug Hoffman <glidedog@gmail.com> - 2012-01-25 11:27 -0500
      Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 08:38 -0800
        Re: bug report Bernd Paysan's bigForth v231 v240 Arnold Doray <invalid@invalid.com> - 2012-01-26 00:54 +0000
          Re: bug report Bernd Paysan's bigForth v231 v240 Coos Haak <chforth@hccnet.nl> - 2012-01-26 22:58 +0100
            Re: bug report Bernd Paysan's bigForth v231 v240 Arnold Doray <invalid@invalid.com> - 2012-01-27 04:15 +0000
              Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-27 02:29 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-27 02:44 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Arnold Doray <invalid@invalid.com> - 2012-01-27 14:38 +0000
                Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-27 08:06 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-27 08:08 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Arnold Doray <invalid@invalid.com> - 2012-01-27 15:30 +0000
                Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-27 08:06 -1000
        Re: bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-01-27 20:21 -0500
          Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-27 16:19 -1000
            Re: bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-01-28 14:18 -0500
              Re: bug report Bernd Paysan's bigForth v231 v240 Alex McDonald <blog@rivadpm.com> - 2012-01-28 12:30 -0800
              Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-28 13:42 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Brad <hwfwguy@gmail.com> - 2012-01-28 17:37 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-29 00:31 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-29 07:19 -1000
                Re: bug report Bernd Paysan's bigForth v231 v240 BruceMcF <agila61@netscape.net> - 2012-01-29 15:36 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-30 03:46 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 "Rod Pemberton" <do_not_have@noavailemail.cmm> - 2012-02-12 18:01 -0500
              Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-28 13:38 -1000
              Re: bug report Bernd Paysan's bigForth v231 v240 BruceMcF <agila61@netscape.net> - 2012-01-28 19:58 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 kenney@cix.compulink.co.uk - 2012-01-29 05:04 -0600
                Re: bug report Bernd Paysan's bigForth v231 v240 John Passaniti <john.passaniti@gmail.com> - 2012-01-29 10:58 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 BruceMcF <agila61@netscape.net> - 2012-01-29 16:04 -0800
              Re: bug report Bernd Paysan's bigForth v231 v240 Arnold Doray <invalid@invalid.com> - 2012-01-29 09:18 +0000
                Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-29 07:23 -1000
            Re: bug report Bernd Paysan's bigForth v231 v240 anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2012-01-30 14:20 +0000
              Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-30 06:51 -0800
                Re: bug report Bernd Paysan's bigForth v231 v240 anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2012-01-30 15:08 +0000
              Re: bug report Bernd Paysan's bigForth v231 v240 Andrew Haley <andrew29@littlepinkcloud.invalid> - 2012-01-30 09:10 -0600
          Re: bug report Bernd Paysan's bigForth v231 v240 BruceMcF <agila61@netscape.net> - 2012-01-27 19:02 -0800
          Re: bug report Bernd Paysan's bigForth v231 v240 Brad <hwfwguy@gmail.com> - 2012-01-28 09:32 -0800
      Re: bug report Bernd Paysan's bigForth v231 v240 Mark Wills <markrobertwills@yahoo.co.uk> - 2012-01-25 08:42 -0800
      Re: bug report Bernd Paysan's bigForth v231 v240 BruceMcF <agila61@netscape.net> - 2012-01-25 09:33 -0800
      Re: bug report Bernd Paysan's bigForth v231 v240 "Elizabeth D. Rather" <erather@forth.com> - 2012-01-25 07:55 -1000
      Re: bug report Bernd Paysan's bigForth v231 v240 Albert van der Horst <albert@spenarnc.xs4all.nl> - 2012-01-25 22:17 +0000
  Re: bug report Bernd Paysan's bigForth v231 v240 BruceMcF <agila61@netscape.net> - 2012-01-25 07:30 -0800
  Re: bug report Bernd Paysan's bigForth v231 v240 Bernd Paysan <bernd.paysan@gmx.de> - 2012-02-07 17:12 +0100

csiph-web