[antlr-interest] How to get rid of useless nodes in AST?

[Jarrod Roberson]

I asked this question on stackoverflow.com, it has many details and
graphics depicting what I am trying to do.

http://stackoverflow.com/questions/13409927/how-to-get-rid-of-useless-nodes-from-this-ast-tree

Can anyone help me get rid of these intermediate nodes?

-- 
Jarrod Roberson