Log Message:
-----------
Avoid memory leakage during VACUUM FULL when an index expression or
index predicate uses temporary memory for evaluation. Per example
from Jean-Gerard Pailloncy.
Modified Files:
--------------
pgsql/src/backend/commands:
vacuum.c (r1.297 -> r1.298)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/vacuum.c.diff?r1=1.297&r2=1.298)