fork(3) download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template <unsigned int N>
  5. struct array_wrapper {
  6.     int arr[N];
  7.  
  8. 	template<int Index>
  9. 	constexpr int const& at() const {
  10. 	    return arr[Index];
  11. 	}
  12. };
  13.  
  14. template <unsigned int> struct deliberate_error;
  15.  
  16. int main() {
  17. 	constexpr array_wrapper<3> aw = { 1, 2, 3 };
  18.  
  19. 	static_assert(aw.at<0>() == 1, "");
  20.  
  21. 	return 0;
  22. }
Success #stdin #stdout 0s 3336KB
comments ()
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/2Mwhak
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!