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  1. #include <memory>
  2. #include <map>
  3.  
  4. std::map<int, std::unique_ptr<int> > mapCreator ()
  5. {
  6.     std::map<int, std::unique_ptr<int> > smallMap;
  7.     for (int i = 0; i < 10; i++) {
  8.         std::unique_ptr<int> ptr(new int(10));
  9.         smallMap.emplace(i, std::move(ptr));
  10.     }
  11.     return smallMap;
  12. };
  13.  
  14. class mapContainer
  15. {
  16. public:
  17.     mapContainer(std::map<int, std::unique_ptr<int> > smallMap) :
  18.         smallMap_(std::move(smallMap))
  19.     {
  20.     }
  21. private:
  22.     const std::map<int, std::unique_ptr<int> > smallMap_;
  23. };
  24.  
  25. int main()
  26. {
  27.     mapContainer container(mapCreator());
  28.  
  29.     return 0;
  30. }
  31.  
Success #stdin #stdout 0s 3424KB
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https://ideone.com/uEf2Wt
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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