{
if (((GrammarAtom) (atom)).not)
{
BitSet b = (BitSet) ((LexerGrammar) grammar).charVocabulary.clone();
removeCompetingPredictionSets(b, atom);
b.clear(((GrammarAtom) (atom)).tokenType);
return new Lookahead(b);
}
return Lookahead.of(((GrammarAtom) (atom)).tokenType);
}
Tool.panic("Character literal reference found in parser");