BUG #2803: server terminated abnormally when limit or offset is null

The following bug has been logged online:

Bug reference:      2803
Logged by:          Greg Johnson
Email address:      gregj@interprose.com
PostgreSQL version: 8.2rc1
Operating system:   Red Hat Enterprise Linux WS release 4 (Nahant Update 3)
Description:        server terminated abnormally when limit or offset is
null
Details:

Examples:

select * from pg_stat_activity limit null;
select * from pg_stat_activity offset null;