Log Message:
-----------
Prevent intratransaction memory leak when a subtransaction is aborted
in the middle of executing a SPI query. This doesn't entirely fix the
problem of memory leakage in plpgsql exception handling, but it should
get rid of the lion's share of leakage.
Modified Files:
--------------
pgsql/src/backend/executor:
spi.c (r1.164 -> r1.165)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/spi.c.diff?r1=1.164&r2=1.165)