Re: Question about checking the stack

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From	Paul Rubin <no.email@nospam.invalid>
Newsgroups	comp.lang.forth
Subject	Re: Question about checking the stack
Date	Tue, 24 Nov 2015 23:19:57 -0800
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Chris Curl <ccurl609@gmail.com> writes:
> "." gives me ONE number followed by "-4 Stack underflow."...
> So it looks like it doesn't check the stack at all during execution;
> Is that pretty standard behavior?

I think it's best to check before each access during execution, to catch
more errors during testing.  You can have an "optimized" version that
does less checking for code that's believed (heh) to be already
debugged.

Thread

Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-11-24 22:31 -0800
  Re: Question about checking the stack Lars Brinkhoff <lars.spam@nocrew.org> - 2015-11-25 07:46 +0100
    Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-11-24 23:09 -0800
      Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-25 09:16 +0200
  Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-24 23:19 -0800
    Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-24 22:05 -1000
      Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 13:17 -0800
        Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 13:58 -1000
          Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 18:00 -0800
            Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 17:44 -1000
              Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 23:05 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 21:38 -1000
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-26 09:49 +0200
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 22:42 -1000
                Re: Question about checking the stack anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-26 14:51 +0000
                Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-30 13:00 -0800
                Re: Question about checking the stack hughaguilar96@gmail.com - 2015-11-30 21:54 -0800
                Re: Question about checking the stack Julian Fondren <julian.fondren@gmail.com> - 2015-12-01 04:24 -0800
                Re: Question about checking the stack Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-12-01 05:07 -0800
                Re: Question about checking the stack Julian Fondren <julian.fondren@gmail.com> - 2015-12-01 06:02 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-01 19:30 -1000
                Re: Question about checking the stack Albert van der Horst <albert@spenarnc.xs4all.nl> - 2015-12-01 14:47 +0000
                Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-01 11:56 -0800
                Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-12-03 05:48 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-03 09:24 -1000
                Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-03 21:10 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-03 20:52 -1000
                Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-04 06:08 -0800
                Re: Question about checking the stack Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2015-12-01 20:32 +0000
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-01 19:32 -1000
                Re: Question about checking the stack Lars Brinkhoff <lars.spam@nocrew.org> - 2015-12-01 08:18 +0100
                Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-27 06:25 -0800
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-28 17:55 +0200
                Re: Question about checking the stack mhx@iae.nl - 2015-11-28 08:24 -0800
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-28 20:54 +0200
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-28 11:32 -1000
                Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-28 19:17 -0800
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-29 07:30 +0200
                Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-29 09:41 -0800
                Re: Question about checking the stack minforth@arcor.de - 2015-11-30 01:48 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-30 08:03 -1000
                Re: Question about checking the stack hughaguilar96@gmail.com - 2015-11-28 19:09 -0800
                Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-26 00:03 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 22:49 -1000
                Re: Question about checking the stack hughaguilar96@gmail.com - 2015-11-26 10:59 -0800
            Re: Question about checking the stack franck.bensusan@gmail.com - 2015-11-25 21:03 -0800
          Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-27 06:14 -0800
  Re: Question about checking the stack "Rod Pemberton" <boo@fasdfrewar.cdm> - 2015-11-25 04:54 -0500
  Re: Question about checking the stack François <francois.ganza@wanadoo.fr> - 2015-11-25 03:09 -0800
  Re: Question about checking the stack anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-25 12:53 +0000
    Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 09:02 -0800
      Re: Question about checking the stack Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-25 18:53 +0100
        Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 12:01 -0800
      Re: Question about checking the stack anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-25 17:26 +0000
  Re: Question about checking the stack François <francois.ganza@wanadoo.fr> - 2015-11-25 13:51 -0800
  Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-11-28 09:29 -0800
    Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-28 12:03 -0800
  Re: Question about checking the stack François <francois.ganza@wanadoo.fr> - 2015-12-01 06:15 -0800
  Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-01 14:05 -0800
    Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-01 19:35 -1000
    Re: Question about checking the stack dunno <dunno@dunno.dunno> - 2015-12-03 03:40 +0000

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