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Groups > comp.compilers > #2405

LR(k) Parsing

From SLK <slkpg4@gmail.com>
Newsgroups comp.compilers
Subject LR(k) Parsing
Date 2019-12-23 10:04 -0500
Organization Compilers Central
Message-ID <19-12-024@comp.compilers> (permalink)

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The SLK Parser Generator implements a variation on LR(k) that might better
be called LR(1+k). SLK adds k-lookahead to the LR(1) machine similar to
what SLR does to the LR(0) machine, but k instead of just 1. This is the
same algorithm that is also used by SLK to add k-lookahead to LL parsing.

With simple table compaction the LR(1) parser is not that big for the
grammars I have seen. I would be interested in links to LR/LALR test
grammars.

SLK Parser Generator:  http://www.h8dems.com

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LR(k) Parsing SLK <slkpg4@gmail.com> - 2019-12-23 10:04 -0500

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