1  /* Some incompatible external linkage declarations were not diagnosed.
       2     Bug 21342.  Test type in inner scope is correct.  */
       3  /* Origin: Joseph Myers <joseph@codesourcery.com> */
       4  /* { dg-do compile } */
       5  /* { dg-options "" } */
       6  
       7  typedef int IA[];
       8  typedef int IA5[5];
       9  typedef IA *IAP;
      10  typedef IA5 *IA5P;
      11  extern IAP a[];
      12  void
      13  f (void)
      14  {
      15    {
      16      extern IA5P a[];
      17      sizeof (*a[0]);
      18    }
      19    extern IAP a[];
      20    extern IAP a[5];
      21    sizeof (*a[0]); /* { dg-error "invalid application of 'sizeof' to incomplete type 'IA' {aka 'int\\\[\\\]'}" } */
      22  }