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  1. #include <cstddef>
  2. #include <iomanip>
  3. #include <iostream>
  4. #include <type_traits>
  5.  
  6. struct EB { };
  7.  
  8. struct S1 : EB {
  9. 	EB eb;
  10.     int a;
  11.     char b;
  12. };
  13.  
  14. struct S3 : S1 {
  15.     char c;
  16. };
  17.  
  18. int main()
  19. {
  20. 	std::cout << sizeof(S1) << "\n";
  21. 	std::cout << sizeof(S3) << "\n";
  22. 	std::cout << std::boolalpha << std::is_standard_layout<S1>::value << "\n";
  23. 	std::cout << std::boolalpha << std::is_standard_layout<S3>::value << "\n";
  24. }
Success #stdin #stdout 0s 3296KB
comments (?)
stdin
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Standard input is empty
stdout
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12
12
false
false
https://ideone.com/g733I0
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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