BUG #2654: comments not ignored

The following bug has been logged online:

Bug reference:      2654
Logged by:          Meikel Bisping
Email address:      m.bisping@gmx.de
PostgreSQL version: 8.1.3
Operating system:   Windows XP
Description:        comments not ignored
Details:

When running the following SQL
create temp table test1 (col1 integer);

select * from test1
--select * from test2;
-- select * from test3

with JDBC using postgresql-8.1-407.jdbc3.jar.
I get an exception message:
Die Abfrage ergab mehrere ResultSets. [SQL State=0100E]
which disappears when the ; is removed from the comment.