AST __t1154 = _t;
AST __t1155 = _t;
	public final void deleteprocedurestate(AST _t) throws RecognitionException {				AST deleteprocedurestate_AST_in = (_t == ASTNULL) ? null : (AST)_t;				AST __t1154 = _t;		AST tmp781_AST_in = (AST)_t;		match(_t,DELETE_KW);		_t = _t.getFirstChild();		AST tmp782_AST_in = (AST)_t;		match(_t,PROCEDURE);		_t = _t.getNextSibling();		expression(_t);		_t = _retTree;		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case NOERROR_KW:		{			AST tmp783_AST_in = (AST)_t;			match(_t,NOERROR_KW);			_t = _t.getNextSibling();			break;		}		case EOF:		case PERIOD:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		state_end(_t);		_t = _retTree;		_t = __t1154;		_t = _t.getNextSibling();		_retTree = _t;	}