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  1. struct Y
  2. {
  3.      explicit operator bool() const { return true; } // explicit requires std=c++0x
  4. };
  5.  
  6. int main()
  7. {
  8.     Y a,b,c;
  9.  
  10.     bool x = (bool) b;   // cast required
  11.  
  12.     if (a && b || c) { } // cast not required
  13.     if (a) { }           // cast not required
  14.  
  15.     for (;c;) { break; }
  16. }
  17.  
Success #stdin #stdout 0s 2880KB
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https://ideone.com/yqrOH
language:
C++14 (gcc 8.3)
created:
13 years ago
visibility:
secret

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