1 struct nested { 2 int x; 3 }; 4 5 struct containing { 6 struct nested inner; 7 }; 8 9 struct referring { 10 struct nested * inner; 11 }; 12 register_ops6(containing)13int register_ops6(containing) { return 6; } register_ops7(containing *)14int register_ops7(containing*) { return 7; } register_ops8(referring)15int register_ops8(referring) { return 8; } register_ops9(referring *)16int register_ops9(referring*) { return 9; } 17