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  1. #include <iostream>
  2.  
  3. class Eins
  4. {
  5.   Zwei zwei;
  6. public:
  7.   Eins() : Zwei(*this)
  8.   {
  9.   }
  10. };
  11.  
  12. class Zwei
  13. {
  14.   Eins &eins;
  15. public:
  16.   Zwei(Eins &eins): eins(eins) {}
  17. };
  18.  
  19. int main()
  20. {
  21.     Eins e;
  22.     std::cout << "Done.";
  23. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:5:3: error: ‘Zwei’ does not name a type
prog.cpp: In constructor ‘Eins::Eins()’:
prog.cpp:7:12: error: class ‘Eins’ does not have any field named ‘Zwei’
stdout
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Standard output is empty
https://ideone.com/sovwID
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
secret

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