Re: Languages with optional spaces

From	Hans-Peter Diettrich <DrDiettrich1@netscape.net>
Newsgroups	comp.compilers
Subject	Re: Languages with optional spaces
Date	2020-03-01 00:28 +0100
Organization	Compilers Central
Message-ID	<20-03-001@comp.compilers> (permalink)
References	<20-02-015@comp.compilers> <20-02-017@comp.compilers> <20-02-033@comp.compilers>

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Am 29.02.2020 um 10:48 schrieb Christopher F Clark:

> With a GLR parser (or something equivalent in power, e.g. an Earley
> parser or CYK) and a lexer that returns all possible sets of
> tokenizations one can find all the relevant parse trees and then see
> if only 1 makes semantic sense.

I wonder how those old coders could fit all that into about 4 KB ROM for
their BASIC interpreter ;-)

Isn't there a better solution nowadays than taking a sledgehammer to
crack a nut? The reconstruction of the proper original syntax requires
to disassemble the original code, so nothings hinders one from
implementing just that code on new hardware.

DoDi
[I suppose it depends on whether you want to understand what the old 6502
code did, or just run it.  I'm also not sure I want to emulate whatever
passed for an arithmetic package on those machines. -John]

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Languages with optional spaces Maury Markowitz <maury.markowitz@gmail.com> - 2020-02-19 07:35 -0800
  Re: Languages with optional spaces Jerry <awanderin@gmail.com> - 2020-02-20 23:38 -0700
    Re: Languages with optional spaces Maury Markowitz <maury.markowitz@gmail.com> - 2020-02-25 06:13 -0800
      Re: Languages with optional spaces awanderin <awanderin@gmail.com> - 2020-02-26 10:03 -0700
    Re: Languages with optional spaces "Ev. Drikos" <drikosev@gmail.com> - 2020-03-12 17:45 +0200
  Re: Languages with optional spaces "Ev. Drikos" <drikosev@gmail.com> - 2020-02-23 12:33 +0200
    Re: Languages with optional spaces Martin Ward <martin@gkc.org.uk> - 2020-02-25 17:00 +0000
      Re: Languages with optional spaces "Ev. Drikos" <drikosev@gmail.com> - 2020-02-28 13:34 +0200
    Re: Languages with optional spaces Christopher F Clark <christopher.f.clark@compiler-resources.com> - 2020-02-29 11:48 +0200
      Re: Languages with optional spaces "Ev. Drikos" <drikosev@gmail.com> - 2020-02-29 21:38 +0200
        Re: Languages with optional spaces Christopher F Clark <christopher.f.clark@compiler-resources.com> - 2020-03-01 10:07 +0200
        Re: Languages with optional spaces "Ev. Drikos" <drikosev@gmail.com> - 2020-03-01 19:41 +0200
          Re: Languages with optional spaces Christopher F Clark <christopher.f.clark@compiler-resources.com> - 2020-03-02 08:33 +0200
            Re: Languages with optional spaces "Ev. Drikos" <drikosev@gmail.com> - 2020-03-02 20:04 +0200
      Re: Languages with optional spaces Hans-Peter Diettrich <DrDiettrich1@netscape.net> - 2020-03-01 00:28 +0100
  Re: Languages with optional spaces Maury Markowitz <maury.markowitz@gmail.com> - 2020-02-25 06:11 -0800
  Re: Languages with optional spaces Kaz Kylheku <493-878-3164@kylheku.com> - 2020-02-26 08:06 +0000
  Re: Languages with optional spaces and tools Hans-Peter Diettrich <DrDiettrich1@netscape.net> - 2020-02-28 20:16 +0100
  Re: Languages with optional spaces gah4@u.washington.edu - 2020-03-02 21:12 -0800
  Re: Languages with optional spaces Gene <gene.ressler@gmail.com> - 2020-04-14 10:08 -0700
  Re: Languages with optional spaces mertesthomas@gmail.com - 2020-04-19 04:04 -0700
  Re: Languages with optional spaces aston.goldsmith@gmail.com - 2020-05-05 13:05 -0700

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