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  1. struct A {};
  2. struct D { virtual void f()=0; /* g, e, ...*/ };
  3. struct B: public A,D { void f(){}; /* g, e, ...*/ };
  4. struct C: public A,D { void f(){};/* g, e, ...*/ };
  5.  
  6. template <typename T>
  7. A* prepare(T* t)
  8. {
  9.   t->f();
  10.   // g()
  11.   // e()
  12.   return t;
  13. }
  14.  
  15. int main()
  16. {
  17.   bool isC = true;
  18.   A *a = isC ? prepare(new B()) : prepare(new C());   
  19. }
  20.  
Success #stdin #stdout 0s 3408KB
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https://ideone.com/IpuQdh
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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