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  1. #include <iostream>
  2.  
  3.  
  4. template<typename>
  5. class type {
  6.  
  7.    void _f() {}
  8.  
  9.    template<typename T>
  10.    friend void f(type<T>);   
  11. };
  12.  
  13. template<typename T>
  14. void f(type<T> t) {
  15.    t._f();
  16.    std::cout << "1" << std::endl;
  17. }
  18.  
  19. template<>
  20. void f(type<char> t) {
  21.    t._f();
  22.    std::cout << "2" << std::endl;
  23. }
  24.  
  25.  
  26. int main() {
  27.    type<int> t1;
  28.    type<char> t2;
  29.    f(t1);
  30.    f(t2);
  31. }
  32.  
Success #stdin #stdout 0s 2852KB
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https://ideone.com/qfyRnO
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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