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2
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167 views

Implementing semantic actions in table driven predictive parsing

When doing table driven predictive parsing on an LL(1) grammar, (as explained in good detail here for example), how can we augment the algorithm to allow processing of semantic actions while doing the ...
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37 views

Limiting repetitions in Backus Naur forms

Is there a method using Backus-Naur Form (BNF) to limit the number of repetitions? Let's take the description of a decimial number. A decimal number will consist of 1 to many digits. Is there a ...
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471 views

Steps in converting a grammar to LL(1) Grammar

I have the following question: Convert the following grammar into an LL(1) grammar which recognises the same language (you may assume that the grammar is unambiguous). A -> int A -> int + A A ...