// { dg-do run } // Shows that problem of initializing one object's secondary base from // another object via a user defined copy constructor for that base, // the pointer for the secondary vtable is not set after implicit // copying of the outer class, but rather has the pointer to the main // vtable for the secondary base left over from the user defined copy // constructor for that base. // Correct answer is B::beefy. // g++ prints A::beefy, which is wrong. Cfront gets it right. // prms-id: 2846 extern "C" int printf(const char *, ...); extern "C" void exit(int); class B; class A { public: A(void){} A(const A&){} virtual void print(void) const { } B compute(void) const; }; class C { public: C() { } C(C& o) { } // with it, things are wrong, without it, they're ok virtual void beefy(void) const { printf("A::beefy\n"); exit(1); } }; class B : private A, public C { public: B(const A& x, int){} void beefy(void) const { printf("B::beefy\n"); } }; B A::compute(void) const { B sub(*this, 1); return sub; } int main () { A titi; titi.compute().beefy(); return 0; }