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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. struct MyQuestion
  5. {
  6. 	void fun()
  7. 	{ cout<<"a"; }
  8.  
  9. 	void fun()const
  10. 	{ cout<<"b"; }
  11.  
  12. 	void call()
  13. 	{
  14. 	    const_this()->fun();   // calls fun() const
  15.  
  16. 	    fun();                 // calls fun()
  17. 	}
  18.  
  19. private:
  20.     const MyQuestion *const_this() const {
  21.         return this;
  22.     }
  23. };
  24.  
  25. int main() {
  26. 	MyQuestion q;
  27. 	q.call();
  28. }
Success #stdin #stdout 0s 3340KB
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Standard input is empty
stdout
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ba
https://ideone.com/bdcuHZ
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

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