title: Compiler error C4430: missing type specifier - int assumed
body: <p>I have this error:</p>
  
  <p>"error C4430: missing type specifier - int assumed. Note: C++ does not support default-int"</p>
  
  <p>with this code example :</p>
  
  <pre><code>//A.h    
  #include "B.h"
  class A{
      B* b;
      ..
  };
  
  //B.h
  #include "A.h"
  class B{ 
      A* a; // error error C4430: missing type specifier - int assumed.
  };
  </code></pre>