BUG #5160: complex query parsing bug

The following bug has been logged online:

Bug reference:      5160
Logged by:          Mike Landis
Email address:      mlandis@pnmx.com
PostgreSQL version: 1.8.4
Operating system:   Vista
Description:        complex query parsing bug
Details:

The SQL parser in pgAdmin III v1.8.4 build 7358 thinks that there should be
more input at the end of the following multi-join query. Subqueries have
been verified correct. I think the parser got lost... Mike

SELECT    SP.basis,
    SP.shares,
    SP.stock_id,
    SP.portfolio_id,
    HP.last_date,
    HP.price,
    symbol,
    exchange,
    company_name
   FROM stocks
 JOIN
(SELECT HP_LAST.stock_id,
    last_date, price
   FROM (SELECT stock_id, date, close AS price
            FROM historical_stock_prices
        ) AS HP_ALL
        JOIN
        (SELECT stock_id, MAX(date) AS last_date
            FROM historical_stock_prices
            GROUP BY stock_id
        ) AS HP_LAST
        ON  HP_ALL.stock_id = HP_LAST.stock_id
        AND HP_ALL.DATE = HP_LAST.last_date
) AS HP
 JOIN
(SELECT stock_id,
    portfolio_id,
    SUM(num_units) AS shares,
    SUM(cost_basis) AS basis
   FROM stock_positions
    WHERE sale_date IS NULL AND portfolio_id = 1
    GROUP BY stock_id, portfolio_id
    ) AS SP
ON SP.stock_id = HP.stock_id