[antlr-interest] Performance Question
Trey Spiva
Trey.Spiva at embarcadero.com
Thu Feb 27 05:49:14 PST 2003
Is it better to increase the look ahead or is it better use semantic
predicates?
Example:
options
{
...
k = 2;
}
...
someRule
: IDENT LPAREN
| IDENT LBRACK
;
or is it better to do:
someRule
: (IDENT LPAREN)=>IDENT LPAREN
| IDENT LBRACK
;
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