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111
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1 // { dg-do run }
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2 // Shows that problem of initializing one object's vtable pointer from
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3 // another object's vtable pointer when doing a default copy of it
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4 // and the vtable pointer involved is the main one.
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5
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6 // Correct answer is B::print.
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7 // g++ prints D::print, which is wrong. Cfront gets is right.
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8
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9 // prms-id: 2846
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10
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11 extern "C" int printf(const char *, ...);
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12 extern "C" void exit(int);
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13
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14 class B {
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15 public:
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16 virtual void print(void) const { printf("B::print\n"); }
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17 };
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18
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19 class D : public B {
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20 public:
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21 void print(void) const { printf("D::print\n"); exit(1); }
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22 B compute(void) const;
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23 };
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24
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25 B D::compute(void) const
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26 {
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27 B sub(*(B*)this);
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28 return sub;
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29 }
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30
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31 int main () {
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32 D titi;
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33 titi.compute().print();
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34 return 0;
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35 }
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