Log Message:
-----------
Fix thinko in encoding check for chr()
Modified Files:
--------------
pgsql/src/backend/utils/adt:
oracle_compat.c (r1.75 -> r1.76)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/oracle_compat.c?r1=1.75&r2=1.76)