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  1. #include <iostream>
  2. #include <type_traits>
  3.  
  4. template<typename T>
  5. struct enable_shared_from_that
  6. {
  7. 	// put a member here
  8. 	enable_shared_from_that()
  9. 	{
  10. 		static_assert(static_cast<enable_shared_from_that<T>*>((T*)0) == 0, "Not a public base of enable_shared_from_that");
  11. 	}
  12. };
  13.  
  14. struct X : /*private*/ enable_shared_from_that<X>
  15. {
  16. };
  17.  
  18. int main() {
  19. 	X x;
  20. }
  21.  
Success #stdin #stdout 0s 3464KB
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https://ideone.com/cpzAhH
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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