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  1.  
  2. #include <vector>
  3.  
  4. struct Donkey;
  5.  
  6. struct Cage
  7. {
  8. 	std::vector<Donkey> donkeys;
  9. };
  10.  
  11. struct Donkey
  12. {
  13. };
  14.  
  15. int main()
  16. {
  17.     Cage c;
  18. }
  19.  
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https://ideone.com/EP0zKR
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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