_t = __t1870;
_t = __t1876;
	public final void def_shared(AST _t) throws RecognitionException {				AST def_shared_AST_in = (_t == ASTNULL) ? null : (AST)_t;				if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case SHARED:		{			AST tmp967_AST_in = (AST)_t;			match(_t,SHARED);			_t = _t.getNextSibling();			break;		}		case NEW:		{			AST __t1870 = _t;			AST tmp968_AST_in = (AST)_t;			match(_t,NEW);			_t = _t.getFirstChild();			{			if (_t==null) _t=ASTNULL;			switch ( _t.getType()) {			case GLOBAL:			{				AST tmp969_AST_in = (AST)_t;				match(_t,GLOBAL);				_t = _t.getNextSibling();				break;			}			case SHARED:			{				break;			}			default:			{				throw new NoViableAltException(_t);			}			}			}			AST tmp970_AST_in = (AST)_t;			match(_t,SHARED);			_t = _t.getNextSibling();			_t = __t1870;			_t = _t.getNextSibling();			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		_retTree = _t;	}