Log Message:
-----------
Update C comments to mention SQL:2003 handling of power return values.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
float.c (r1.155 -> r1.156)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/float.c?r1=1.155&r2=1.156)
numeric.c (r1.112 -> r1.113)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/numeric.c?r1=1.112&r2=1.113)