Class Hierarchy Graphs, Function Devirtualization, & RTTI

Listing 3

class A {
    int i;
    public:
    A():i(0) {};
    ~A() {};
    virtual int get_val() {return i;};
};
class B {
    int j;
    public:
    B():j(45) {};
    ~B() {};
    virtual int get_val() { return j;};
};
class C: public A, public B {
    int k;
    public:
    C():k(76) {};
    ~C() {};
    virtual int get_val() { return k; };
}
int foo(void) 
{
    C c, *pc;
    pc = &c;
    return pc->get_val();
}