1//===-- sbvalue-cast.cpp ----------------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9#ifdef DO_VIRTUAL_INHERITANCE
10#define VIRTUAL virtual
11#else
12#define VIRTUAL
13#endif
14
15#include <stdio.h>
16
17class Base
18{
19public:
20    Base(int val) : m_base_val (val) {}
21    virtual ~Base() {}
22
23    virtual void
24    forcast(int input) {
25        int future_val = m_base_val + input * 1;
26        printf("Forcasting %d\n", future_val);
27    }
28
29protected:
30    int m_base_val;
31};
32
33class DerivedA : public VIRTUAL Base
34{
35public:
36    DerivedA(int val) : Base(val*2), m_a_val(val) {
37        printf("DerivedA::ctor()->\n");
38        printf("m_base_val=%d\n", m_base_val);
39        printf("m_a_val=%d\n", m_a_val);
40    }
41    virtual ~DerivedA() {}
42
43private:
44    int m_a_val;
45};
46
47class DerivedB : public VIRTUAL Base
48{
49public:
50    DerivedB(int val) : Base(val), m_b_val(val*3) {
51        printf("DerivedB::ctor()->\n");
52        printf("m_base_val=%d\n", m_base_val);
53        printf("m_b_val=%d\n", m_b_val);
54    }
55    virtual ~DerivedB() {}
56
57    virtual void
58    forcast(int input) {
59        int future_val = m_b_val + input * 2;
60        printf("Forcasting %d\n", future_val);
61    }
62
63private:
64    int m_b_val;
65};
66
67int
68main(int argc, char **argv)
69{
70	DerivedA* dA = new DerivedA(10);
71	DerivedB* dB = new DerivedB(12);
72	Base *array[2] = {dA, dB};
73    Base *teller = NULL;
74    for (int i = 0; i < 2; ++i) {
75        teller = array[i];
76        teller->forcast(i); // Set breakpoint here.
77    }
78
79    return 0;
80}
81