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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. class A {    
  6. public:
  7.   int mValue = 0;
  8. };
  9.  
  10. class B : public A{
  11. public:
  12.   operator A*() { 
  13.     return this;
  14.   }
  15. };
  16.  
  17. class C {
  18. public:
  19.   operator A*() {
  20.     return new A();
  21.   }
  22. };
  23.  
  24. int main(int argc, char* argv[])
  25. {
  26.   B* b = new B();
  27.   A* a = b;
  28.  
  29.   C* c = new C();
  30.   A* aa = *c;
  31. }
  32.  
Success #stdin #stdout 0s 3224KB
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https://ideone.com/ETpjIC
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

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