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  1. #include <iostream>
  2.  
  3. struct A {
  4.     int a;
  5. };
  6.  
  7. struct B : virtual public A {
  8. };
  9.  
  10. struct C : virtual public A {
  11. };
  12.  
  13. struct D : virtual public B, virtual public C {
  14.     void d1() { a = 1; }
  15.     void d2() { a = 2; }
  16. };
  17.  
  18. int main() {
  19.     D d;
  20.     d.d1();
  21.     d.d2();
  22.     std::cout << d.a << std::endl;
  23. }
Success #stdin #stdout 0s 3296KB
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https://ideone.com/p3LPe0
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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