[antlr-interest] Reg LR-style expression parsing in wiki

Terence Parr parrt at cs.usfca.edu
Sun Feb 21 16:41:45 PST 2010


On Feb 21, 2010, at 11:18 AM, Gokulakannan Somasundaram wrote:

> Hi,
>   I was looking at the wiki page
> http://www.antlr.org/wiki/display/~admin/2008/03/23/Faster+expression+parsing+for+ANTLR
>   The syntax suggested seems to have left recursion.  Can someone clarify
> me on that?
>   I am really getting curious with the techniques followed in parsing
> thanks to ANTLR community.

Gokul, glad to help :)  Grammar is left-recursive, butparsing technique rewrites grammar underneath so it's not. :)
Ter


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