Log Message:
-----------
Add C comment that do_to_timestamp() lacks error checking.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
formatting.c (r1.166 -> r1.167)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/formatting.c?r1=1.166&r2=1.167)