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| #include <boost/type_index.hpp> | |
| #include <iostream> | |
| #include <utility> | |
| using namespace std; | |
| using boost::typeindex::type_id_with_cvr; | |
| class Widget { | |
| public: | |
| Widget() = default; | |
| Widget(Widget&& rhs) noexcept : data(move(rhs.data)) { | |
| cout << "Move ctor" << endl; | |
| } | |
| // Compiler implicitly does copy ctor when moving if you define a copy ctor without a move ctor | |
| Widget(const Widget& rhs) { | |
| cout << "Copy ctor" << endl; | |
| data = rhs.data; | |
| } | |
| int data = 0; | |
| }; | |
| int main() { | |
| auto w1 = Widget(); | |
| w1.data = 10; | |
| cout << w1.data << endl; | |
| Widget w2(w1); | |
| cout << w2.data << endl; | |
| auto w3 = move(w1); | |
| w3.data = 15; | |
| cout << w3.data << endl; | |
| return 0; | |
| } |
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