12 virtual int get2() const { return m_a; }
13 virtual int get() const { return m_a; }
31 int get2() const override
35 int get() const override
51 class D : public C, public B
54 D(int a, int b, int c, int d) :
63 int main (int argc, char const *argv[], char const *envp[])
65 D *good_d = new D(1, 2, 3, 4);