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  1. #include <iostream>
  2. #include <cstddef>
  3. using namespace std;
  4.  
  5. class A
  6. {
  7. 	char b;
  8. 	int c;
  9. };
  10.  
  11. int main() {
  12. 	std::cout << offsetof(A, c) << std::endl;
  13. 	return 0;
  14. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
In file included from /usr/include/c++/6/cstddef:50:0,
                 from prog.cpp:2:
prog.cpp: In function ‘int main()’:
prog.cpp:12:27: error: ‘int A::c’ is private within this context
  std::cout << offsetof(A, c) << std::endl;
                           ^
prog.cpp:8:6: note: declared private here
  int c;
      ^
stdout
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Standard output is empty
https://ideone.com/aGHGHU
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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