Re: How change grammar to equivalent LL(1) ?

From	Christopher F Clark <christopher.f.clark@compiler-resources.com>
Newsgroups	comp.compilers
Subject	Re: How change grammar to equivalent LL(1) ?
Date	2019-12-23 05:57 -0500
Organization	Compilers Central
Message-ID	<19-12-023@comp.compilers> (permalink)

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Just a slight comment on what
Lasse =?iso-8859-1?q?Hiller=F8e?= Petersen <lhp+news@toft-hp.dk> wrote:

The technique of changing:
Expr: num | num plus Expr;
to
Expr: num ExprTailOpt;  ExprTailOpt: plus Expr | /* empty */;
is called left-factoring.

By the way, "Opt" is the usual suffix for Ety.

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Chris Clark                  email: christopher.f.clark@compiler-resources.com
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Re: How change grammar to equivalent LL(1) ? Christopher F Clark <christopher.f.clark@compiler-resources.com> - 2019-12-23 05:57 -0500
  Re: How change grammar to equivalent LL(1) ? Lasse Hillerøe Petersen <lhp+news@toft-hp.dk> - 2020-04-24 16:21 +0000
    Re: How change grammar to equivalent LL(1) ? Kaz Kylheku <773-297-7223@kylheku.com> - 2020-04-24 18:13 +0000
      Re: How change grammar to equivalent LL(1) ? silas poulson <Silas8642@hotmail.co.uk> - 2020-11-11 08:27 -0800

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