Tweak last entry

From-SVN: r21451

gcc/ChangeLog

@@ -2,9 +2,9 @@ Tue Jul 28 22:31:12 1998  Craig Burley  <burley@gnu.org>
 
 	* gcc.c: Fix commentary describing %g, %u, %U, and %O.
 
-	* gcc.c (do_spec_1): Fix support for %O so the
-	temporary file name made for it the first time
-	gets reused subsequently.
+	* gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent
+	them from generating a new base name for each occurence of
+	a specific suffix.
 
 1998-07-28  Vladimir N. Makarov  <vmakarov@cygnus.com>