Log Message:
-----------
Add defenses against nulls-in-arrays to contrib/ltree. Possibly it'd
be useful to actually do something with nulls, rather than reject them,
but I'll just close the hole for now.
Modified Files:
--------------
pgsql/contrib/ltree:
_ltree_gist.c (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/ltree/_ltree_gist.c.diff?r1=1.12&r2=1.13)
_ltree_op.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/ltree/_ltree_op.c.diff?r1=1.8&r2=1.9)
lquery_op.c (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/ltree/lquery_op.c.diff?r1=1.7&r2=1.8)
ltree_gist.c (r1.11 -> r1.12)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/ltree/ltree_gist.c.diff?r1=1.11&r2=1.12)
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