1  /* Test handling of lvalues of incomplete types.  Bugs 36941, 88647
       2     (invalid), 88827.  */
       3  /* { dg-do compile } */
       4  /* { dg-options "-std=c11 -pedantic-errors" } */
       5  
       6  struct S;
       7  
       8  extern struct S var;
       9  extern struct S *vp;
      10  
      11  void
      12  f8 (void)
      13  {
      14    /* These are valid because there is no constraint violation and the
      15       result of '*' is never converted from an lvalue to an rvalue
      16       (which would yield undefined behavior).  */
      17    &var;
      18    &*vp;
      19    &(var);
      20    &(*vp);
      21    &*&*vp;
      22  }