14 static void Verify_1 (out Test a
, out Test b
)
19 static void Verify_2 (ref S a
, ref S b
)
24 static void Verify_3 (out E a
, out E b
)
29 public static int Main ()
32 Verify_1 (out t1
, out t2
);
35 Verify_2 (ref s1
, ref s2
);
38 Verify_3 (out e1
, out e2
);