Log Message:-----------Support functions for index opclasses should be immutable.Found by running opr_sanity on contrib modules.
Modified Files:-------------- pgsql/contrib/cube: cube.sql.in (r1.20 -> r1.21) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/cube/cube.sql.in?r1=1.20&r2=1.21)
