Log Message:
-----------
Add some comments to tinterval_cmp_internal pointing out its severe
implementation deficiencies. Per discussion of bug #5592, we're not
going to change it, but these things should be documented so that if
anyone ever reimplements type tinterval, they will be more careful.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
nabstime.c (r1.164 -> r1.165)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/nabstime.c?r1=1.164&r2=1.165)