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  1. #include <iostream>
  2.  
  3. struct _int {
  4.     int i;
  5.     _int(int i) : i(i) {}
  6.     operator int() {
  7.         return i;
  8.     }
  9.     ~_int() {
  10.         std::cout << "~_int\n"; 
  11.     }
  12. };
  13.  
  14. struct _float {
  15.     float f;
  16.     _float(float f) : f(f) {}
  17.     operator _int() {
  18.         return _int((int) f);
  19.     }
  20.     ~_float() {
  21.         std::cout << "~_float\n"; 
  22.     }
  23. };
  24.  
  25. void print_int(const _int& i) {
  26.     std::printf("%i\n", i.i);
  27. }
  28.  
  29. int main(int argc, const char* args[]) {    
  30. 	print_int(_float(3.141));
  31. }
Success #stdin #stdout 0.01s 5312KB
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stdin
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Standard input is empty
stdout
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3
~_int
~_float
https://ideone.com/q6dwjq
language:
C++ (gcc 8.3)
created:
4 hours ago
visibility:
public

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