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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class MyClass
  5. {
  6. public:
  7. 	constexpr MyClass()
  8. 	{
  9.  
  10. 	}
  11. };
  12.  
  13. class MyClass2
  14. {
  15. public:
  16. 	MyClass2()
  17. 	{
  18.  
  19. 	}
  20.  
  21. 	static constexpr MyClass myclass1; // error
  22. 	static constexpr MyClass myclass2 {}; // works
  23. };
  24.  
  25. static constexpr MyClass myclass3; // works
  26.  
  27. int main()
  28. {
  29. 	// your code goes here
  30. 	return 0;
  31. }
Compilation error #stdin compilation error #stdout 0s 3452KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:21:27: error: constexpr static data member 'myclass1' must have an initializer
  static constexpr MyClass myclass1; // error
                           ^
stdout
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Standard output is empty
https://ideone.com/ynsnZH
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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