35 lines
701 B
C
35 lines
701 B
C
// Shows that problem of initializing one object's vtable pointer from
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// another object's vtable pointer when doing a default copy of it
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// and the vtable pointer involved is the main one.
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// Correct answer is B::print.
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// g++ prints D::print, which is wrong. Cfront gets is right.
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// prms-id: 2846
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extern "C" int printf(const char *, ...);
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extern "C" void exit(int);
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class B {
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public:
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virtual void print(void) const { printf("B::print\n"); }
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};
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class D : public B {
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public:
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void print(void) const { printf("D::print\n"); exit(1); }
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B compute(void) const;
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};
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B D::compute(void) const
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{
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B sub(*(B*)this);
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return sub;
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}
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int main () {
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D titi;
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titi.compute().print();
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return 0;
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}
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