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  1.  
  2. using namespace std;
  3.  
  4. template<class T, T v>
  5. struct integral_constant{
  6.   static constexpr T value = v;
  7.    constexpr  operator T() const noexcept { return value; }
  8. };
  9.  
  10. int main() {
  11. 	integral_constant<int,4> abc;
  12. 	return 0;
  13. }
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https://ideone.com/Hvrex5
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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