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  1. #include <iostream>
  2.  
  3. struct A {
  4.   virtual ~A() { }
  5. };
  6.  
  7. struct B : A {
  8. };
  9.  
  10. struct C : A {
  11. };
  12.  
  13. struct D : B,C {
  14. };
  15.  
  16. int main()
  17. {
  18.   D d;
  19.   B *bp = &d;
  20.   C *cp = &d;
  21.   A *a1p = bp;
  22.   A *a2p = cp;
  23.   void *v1p = dynamic_cast<void *>(a1p);
  24.   void *v2p = dynamic_cast<void *>(a2p);
  25.   std::cout << (a1p==a2p) << "\n";
  26.   std::cout << (v1p==v2p) << "\n";
  27. }
  28.  
Success #stdin #stdout 0s 3340KB
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stdin 
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stdout 
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1
https://ideone.com/84U5ax
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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