Re: Semantic actions in LR parser

roy@prism.gatech.edu (Roy Mongiovi)
Fri, 2 Apr 1993 15:01:24 GMT

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Newsgroups: comp.compilers
From: roy@prism.gatech.edu (Roy Mongiovi)
Keywords: LR(1), parse
Organization: Georgia Institute of Technology
References: 93-04-008
Date: Fri, 2 Apr 1993 15:01:24 GMT

LR parsers can only perform semantic actions when the recognize a handle
(right-hand side). You can either split up the right-hand sides into
pieces so that the pieces end where you need the semantic actions, or you
can stick in epsilon productions whose only purpose is to cause semantic
actions.
--
Roy J. Mongiovi Systems Support Specialist Information Technology
Georgia Institute of Technology, Atlanta, Georgia 30332-0715
roy@prism.gatech.edu
--

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