Log Message:
-----------
Prevent to divide by zero and range out of 0..1
Modified Files:
--------------
pgsql/contrib/tsearch2:
rank.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/rank.c.diff?r1=1.8&r2=1.9)---------------------------(end of broadcast)--------------------------- TIP 7: don't forget to increase your free space map settings
