"Jeff Janes" <jeff(dot)janes(at)gmail(dot)com> writes:
> This seems to be a bug introduced by:
> http://archives.postgresql.org/pgsql-committers/2009-03/msg00259.php
> I believe the source of the bug is the addition to that file of
> + if (proc != NULL)
> + continue;
> The sense of this test should be inverted, as it is NULLs, not non-nulls
> that need to be skipped.
Ooops, how embarrassing. Will fix, thanks for the report!
regards, tom lane