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  1. #include <iostream>
  2.  
  3.  
  4. struct A
  5. {
  6.    int v = 3;
  7. };
  8.  
  9.  
  10. namespace Foo
  11. {
  12.    template <int k=11>
  13.    int operator+(A const& rhs, A const& lhs)
  14.    {
  15.       return rhs.v + lhs.v + k;
  16.    }
  17. }
  18.  
  19. using Foo::operator+;
  20.  
  21.  
  22. using namespace std;
  23. int main()
  24. {
  25.  
  26.    A a1, a2;
  27.  
  28.    cout << a1 + a2 << endl;
  29.  
  30.    return EXIT_SUCCESS;
  31. }
  32.  
Success #stdin #stdout 0s 3456KB
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https://ideone.com/6pTF0n
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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