Re: Crenshaw's Tutorial (Christian Bau)
23 Mar 2000 22:35:15 -0500

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From: (Christian Bau)
Newsgroups: comp.compilers
Date: 23 Mar 2000 22:35:15 -0500
Organization: Insignia Solutions
References: 00-01-073 00-02-017 00-02-038 00-02-061 00-02-068
Keywords: Fortran

"Alan Fargusson" <> wrote:

> > C, C++, Java, ADA, SQL and Fortran are not LL(1) [Fortran is LL(k)
> > with a large k].
> I doubt that Fortran is LL(k). I don't think any of these languages
> are LR(k).

IIRC the fact that Fortran is LL(k) comes from the fact that the
language has hard rules on the maximum length of a statement. For
example, In Fortran 77 a statement can be at most 20 lines (no more
than 19 continuation lines), and only column 7 to 72 can be used. The
k in LL(k) in Fortran depends on the maximum number of characters in a

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