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  1. #include <iostream>
  2.  
  3. 	template<size_t N>
  4. 	using array_of_char = char const[N];
  5.  
  6. 	char const a[3] = "12";
  7. 	array_of_char<3> b = "12";
  8.  
  9. 	array_of_char<3>& x = a;
  10. 	array_of_char<3>& y = b;
  11.  
  12. 	template<size_t N>
  13. 	using array_of_char_ref = array_of_char<N>&;
  14.  
  15.  
  16. 	template<size_t N>
  17. 	void fn(array_of_char_ref<N> x){ // error: redefinition, that's literally the same thing
  18. 		std::cout << x << N;
  19. 	}
  20.  
  21. int main() {
  22. 	fn(a);
  23.  
  24. 	return 0;
  25. }
Success #stdin #stdout 0.01s 5392KB
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123
https://ideone.com/d3y5Fl
language:
C++14 (gcc 8.3)
created:
176 days ago
visibility:
secret

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