Encyclopedia > LALR parser

  Article Content

LALR parser

An LALR parser or Look-ahead LR parser is a specific type of LR parser that can deal with more context-free grammars than SLR parsers but less than LR(1) parsers can. It is a very popular type of parser because it gives a good trade-off between the number of grammars it can deal with and the size of the parsing tables it requires. It is these types of parsers that are generated by compiler-compilers such as yacc and GNU bison.

The LALR algorithm for generating a parsing table

... yet to write ....



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Ocean Beach, New York

... 29.5% have children under the age of 18 living with them, 45.9% are married couples living together, 8.2% have a female householder with no husband present, and 42.6% ...

 
 
 
This page was created in 67.5 ms