fork download
copy 
  1. #include <iostream>
  2.  
  3. struct A {
  4.     void operator()() { std::cout << "foo" << std::endl; }
  5. };
  6.  
  7. struct B {
  8.     A* operator->() { return (A*)0; }
  9. };
  10.  
  11. struct C {
  12.     B& operator->() { return *(B*)0; }
  13. };
  14.  
  15. struct D {
  16.     C& operator->() { return *(C*)0; }
  17. };
  18.  
  19. int main()
  20. {
  21.     D()->operator()();
  22. }
  23.  
Success #stdin #stdout 0s 2896KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
foo
https://ideone.com/42b10V
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!