Re: Parsing Fortran, was Programming language and IDE design

From	glen herrmannsfeldt <gah@ugcs.caltech.edu>
Newsgroups	comp.compilers
Subject	Re: Parsing Fortran, was Programming language and IDE design
Date	2013-11-21 21:22 +0000
Organization	Aioe.org NNTP Server
Message-ID	<13-11-026@comp.compilers> (permalink)
References	<13-11-016@comp.compilers> <13-11-018@comp.compilers> <13-11-021@comp.compilers> <13-11-024@comp.compilers>

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(snip, I wrote)

> Because of this complication, WATFIV, at least the version I used,
> disallowed 'FORMAT(' as the first seven characters of a statement that
> wasn't a FORMAT statement. That is, no assignment to elements of an
> array named FORMAT.  (I believe WATFIV allows multiple assignment, so
> there would have been a way to get around it.)

(snip)

> [I found that H descriptors were easy to handle, just pull them out in a
> prepass.  The problem was assignments that look like format statements:

>      FORMAT(A5,I3,I5) = 42

> WATFIV was a student compiler and probably concluded that any student
> who wrote code like that deserved to fail. -John]

But arrays named FORMAT are allowed everywhere else, except at the left
side of an assignment. Functions named FORMAT are also allowed.

And at least once, (not with WATFIV) I used it as the name of a run-time
format specified, which was required to be an array.

-- glen

Thread

Re: Programming language and IDE design Martin Ward <martin@gkc.org.uk> - 2013-11-16 15:55 +0000
  Re: Programming language and IDE design Hans-Peter Diettrich <DrDiettrich1@aol.com> - 2013-11-16 19:48 +0100
  Re: Programming language and IDE design George Neuner <gneuner2@comcast.net> - 2013-11-18 19:02 -0500
    Re: Programming language and IDE design "Steven G. Kargl" <sgk@REMOVEtroutmask.apl.washington.edu> - 2013-11-19 15:36 +0000
    Re: Programming language and IDE design George Neuner <gneuner2@comcast.net> - 2013-11-19 12:41 -0500
      Re: Parsing Fortran, was Programming language and IDE design glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2013-11-19 20:18 +0000
        Re: Parsing Fortran, was Programming language and IDE design glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2013-11-21 21:22 +0000
    Re: Programming language and IDE design wclodius@earthlink.net (William Clodius) - 2013-11-22 18:27 -0700
    Re: Programming language and IDE design "robin" <robin51@dodo.com.au> - 2013-11-25 10:33 +1100
      Re: Programming language and IDE design Martin Ward <martin@gkc.org.uk> - 2013-12-03 15:15 +0000
        Re: Programming language and IDE design Hans-Peter Diettrich <DrDiettrich1@aol.com> - 2013-12-05 03:35 +0100
    Re: Programming language and IDE design hu47121@usenet.kitty.sub.org (Hannah) - 2014-03-02 00:03 +0000
      Re: LL vs LR, was Programming language and IDE design Ivan Godard <ivan@ootbcomp.com> - 2014-03-01 20:31 -0800
        Re: LL vs LR, was Programming language and IDE design Kaz Kylheku <kaz@kylheku.com> - 2014-03-02 18:41 +0000
      Re: Programming language and IDE design George Neuner <gneuner2@comcast.net> - 2014-03-02 12:21 -0500
  Re: Programming language and IDE design Jonathan Thornburg <jonathan@cobalt.astro.indiana.edu> - 2013-11-19 19:39 +0000

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