antlr/antlr4 — pull request #124 by sharwell (2013-01-03 15:21:51+00:00)
Title: SLL decisions

* Allow restriction of individual decisions to SLL prediction
* Blocks in parsers support an "sll=true;" option to explicitly specify

Here is an example:

```
ifStmt
: 'if' '(' expr ')' stmt
( options{sll=true;}: 'else' stmt
| /*empty*/
)
;
```