Log Message:
-----------
Correct an omission in the syntax error message emitted by EXECUTE INTO
in pl/pgsql.
Modified Files:
--------------
pgsql/src/pl/plpgsql/src:
gram.y (r1.73 -> r1.74)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/gram.y.diff?r1=1.73&r2=1.74)