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  1. #include <iostream>
  2.  
  3. class Foo {
  4. public:
  5.     void f() {
  6.         struct inner {
  7.             void g(Foo& x) {
  8.                 x.h();
  9.             }
  10.         };
  11.         inner obj;
  12.         obj.g(*this);
  13.     }
  14. private:
  15.     void h() {
  16.         std::cout << "Works!" << std::endl;
  17.     }
  18. };
  19.  
  20. int main() {
  21.     Foo foo;
  22.     foo.f();
  23. }
Success #stdin #stdout 0.01s 2680KB
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stdin
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Standard input is empty
stdout
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Works!
https://ideone.com/AvsBE
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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