Log Message:
-----------
Fix memory leak for file name if expect file name contains a dot, per
report from dvice_null(at)yahoo(dot)com(dot)
Modified Files:
--------------
pgsql/src/test/regress:
pg_regress.c (r1.56 -> r1.57)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/pg_regress.c?r1=1.56&r2=1.57)