34     Dummy(const Dummy& rhs) {  in Dummy()
36         if (rhs.data) {  in Dummy()
38             *data = *rhs.data;  in Dummy()
41                   << "} from Dummy{0x" << (const void*) &rhs  in Dummy()
45     Dummy(Dummy&& rhs) {  in Dummy()
46         data = rhs.data;  in Dummy()
47         rhs.data = nullptr;  in Dummy()
49                   << "} from Dummy{0x" << (const void*) &rhs  in Dummy()
53     Dummy& operator=(const Dummy& rhs) {  in operator =()
57         if (rhs.data) {  in operator =()
59             *data = *rhs.data;  in operator =()
62                   << "} from Dummy{0x" << (const void*) &rhs  in operator =()
67     Dummy& operator=(Dummy&& rhs) {  in operator =()
69         data = rhs.data;  in operator =()
70         rhs.data = nullptr;  in operator =()
72                   << "} from Dummy{0x" << (const void*) &rhs  in operator =()