60 lines
680 B
C
60 lines
680 B
C
// { dg-do run }
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#include <stdio.h>
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class A {
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public:
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virtual void print();
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virtual A * clone();
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};
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struct Pad {
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virtual void f () {}
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};
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class B : public Pad, virtual public A {
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public:
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void print();
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B * clone();
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};
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void A::print()
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{
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printf("A\n");
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}
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void B::print()
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{
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printf("B\n");
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}
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A * A::clone()
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{
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return this;
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}
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B * B::clone()
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{
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return this;
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}
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int main()
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{
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A * a = new B;
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B * b = dynamic_cast<B *>(a);
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printf("%p\n",b); // (*2*)
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b->print();
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a = b;
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printf("%p\n",a);
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a->print();
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a = a->clone();
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printf("%p\n",a);
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a->print(); // (*1*)
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return 0;
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}
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