return new Yield(((exprType) stack.popNode()), false);
case JJTRAISE_STMT:
exprType tback = arity >= 3 ? ((exprType) stack.popNode()) : null;
exprType inst = arity >= 2 ? ((exprType) stack.popNode()) : null;
exprType type = arity >= 1 ? ((exprType) stack.popNode()) : null;
return new Raise(type, inst, tback, null);
case JJTGLOBAL_STMT:
Global global = new Global(makeIdentifiers(NameTok.GlobalName), null);
return global;
case JJTASSERT_STMT:
exprType msg = arity == 2 ? ((exprType) stack.popNode()) : null;