antlr/CHANGES.txt

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ANTLR v4 Honey Badger early access
Jan 5, 2012
* Deleted code to call specific listeners by mistake. added back.
Jan 4, 2012
* '_' was allowed first in symbol names in grammar
* fix unit tests
* Allow labels in left-recursive rules
* lr rules now gen only 1 rule e->e not e->e_ etc... altered tests to build parse trees.
* no more -trace, use Parser.setTrace(true)
* add context rule option; not hooked up
* 1+2*3 now gives new parse tree: (e (e 1) + (e (e 2) * (e 3)))