1  /* Test for anonymous structures and unions not permitted in C99.  */
       2  /* { dg-do compile } */
       3  /* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
       4  
       5  struct s
       6  {
       7    int a;
       8    struct
       9    {
      10      int b;
      11    }; /* { dg-error "unnamed structs" } */
      12  };