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  1. struct O {
  2.  int o;
  3.  O *operator->() { return this; };
  4.  int operator-() { return -1; }
  5.  O &operator<<(O &o) { return o; }
  6.  O &operator>>(O &o) { return o; }
  7. };
  8.  
  9. int main()
  10. {
  11.  O o;
  12.  if (o->o<-o) o<<o>>o;
  13.  
  14.  return 0;
  15. }
Success #stdin #stdout 0s 2880KB
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https://ideone.com/Bq3Rw
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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