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  1. #include <functional>
  2. using namespace std;
  3.  
  4. struct A
  5. {
  6.     int x;
  7. };
  8.  
  9. function<int()> GetFunc()
  10. {
  11.     A c = {0};
  12.     return [=]() mutable { return c.x++; };
  13. }
  14.  
  15. int main()
  16. {
  17.     auto x = GetFunc();
  18.     return x()+x()+x()-3;
  19. }
Success #stdin #stdout 0s 3024KB
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https://ideone.com/UORFbh
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
secret

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