public final TLParser.orExpr_return orExpr() throws RecognitionException {
        TLParser.orExpr_return retval = new TLParser.orExpr_return();
        retval.start = input.LT(1);

        Object root_0 = null;

        Token string_literal109=null;
        TLParser.andExpr_return andExpr108 = null;

        TLParser.andExpr_return andExpr110 = null;


        Object string_literal109_tree=null;

        try {
            // src/grammar/TL.g:143:3: ( andExpr ( '||' andExpr )* )
            // src/grammar/TL.g:143:6: andExpr ( '||' andExpr )*
            {
            root_0 = (Object)adaptor.nil();

            pushFollow(FOLLOW_andExpr_in_orExpr1020);
            andExpr108=andExpr();

            state._fsp--;

            adaptor.addChild(root_0, andExpr108.getTree());
            // src/grammar/TL.g:143:14: ( '||' andExpr )*
            loop19:
            do {
                int alt19=2;
                int LA19_0 = input.LA(1);

                if ( (LA19_0==Or) ) {
                    alt19=1;
                }


                switch (alt19) {
            	case 1 :
            	    // src/grammar/TL.g:143:15: '||' andExpr
            	    {
            	    string_literal109=(Token)match(input,Or,FOLLOW_Or_in_orExpr1023); 
            	    string_literal109_tree = (Object)adaptor.create(string_literal109);
            	    root_0 = (Object)adaptor.becomeRoot(string_literal109_tree, root_0);

            	    pushFollow(FOLLOW_andExpr_in_orExpr1026);
            	    andExpr110=andExpr();

            	    state._fsp--;

            	    adaptor.addChild(root_0, andExpr110.getTree());

            	    }
            	    break;

            	default :
            	    break loop19;
                }
            } while (true);


            }

            retval.stop = input.LT(-1);

            retval.tree = (Object)adaptor.rulePostProcessing(root_0);
            adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);

        }
        catch (RecognitionException re) {
            reportError(re);
            recover(input,re);
    	retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);

        }
        finally {
        }
        return retval;
    }