81 lines
1.7 KiB
C++
81 lines
1.7 KiB
C++
//===-- sbvalue-cast.cpp ----------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifdef DO_VIRTUAL_INHERITANCE
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#define VIRTUAL virtual
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#else
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#define VIRTUAL
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#endif
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#include <stdio.h>
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class Base
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{
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public:
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Base(int val) : m_base_val (val) {}
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virtual ~Base() {}
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virtual void
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forcast(int input) {
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int future_val = m_base_val + input * 1;
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printf("Forcasting %d\n", future_val);
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}
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protected:
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int m_base_val;
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};
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class DerivedA : public VIRTUAL Base
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{
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public:
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DerivedA(int val) : Base(val*2), m_a_val(val) {
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printf("DerivedA::ctor()->\n");
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printf("m_base_val=%d\n", m_base_val);
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printf("m_a_val=%d\n", m_a_val);
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}
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virtual ~DerivedA() {}
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private:
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int m_a_val;
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};
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class DerivedB : public VIRTUAL Base
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{
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public:
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DerivedB(int val) : Base(val), m_b_val(val*3) {
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printf("DerivedB::ctor()->\n");
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printf("m_base_val=%d\n", m_base_val);
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printf("m_b_val=%d\n", m_b_val);
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}
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virtual ~DerivedB() {}
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virtual void
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forcast(int input) {
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int future_val = m_b_val + input * 2;
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printf("Forcasting %d\n", future_val);
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}
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private:
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int m_b_val;
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};
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int
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main(int argc, char **argv)
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{
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DerivedA* dA = new DerivedA(10);
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DerivedB* dB = new DerivedB(12);
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Base *array[2] = {dA, dB};
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Base *teller = NULL;
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for (int i = 0; i < 2; ++i) {
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teller = array[i];
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teller->forcast(i); // Set breakpoint here.
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}
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return 0;
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}
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