Log Message:
-----------
Fix assign_pgstat_temp_directory() to ensure the directory path is
canonicalized. Avoid the need to elog(FATAL) on out-of-memory.
Modified Files:
--------------
pgsql/src/backend/utils/misc:
guc.c (r1.503 -> r1.504)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/guc.c?r1=1.503&r2=1.504)