Method Movable

tests/test_virtual_functions.cpp:124–124

class Movable {
public:
    Movable(int a, int b) : value{a + b} { print_created(this, a, b); }
    Movable(const Movable &m) : value{m.value} { print_copy_created(this); }
    Movable(Movable &&m) noexcept : value{m.value} { print_move_created(this); }
    std::string get_value() const { return std::to_string(value); }