Log Message:
-----------
Fix incorrect tests for undef Perl values in some places in plperl.c.
The correct test for defined-ness is SvOK(sv), not anything involving
SvTYPE. Per bug #3415 from Matt Taylor.
Back-patch as far as 8.0; no apparent problem in 7.x.
Tags:
----
REL8_2_STABLE
Modified Files:
--------------
pgsql/src/pl/plperl:
plperl.c (r1.123 -> r1.123.2.1)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/plperl.c.diff?r1=1.123&r2=1.123.2.1)