1  /* { dg-do compile } */
       2  /* { dg-options "-fsyntax-only" } */
       3  
       4  static struct foo x;  /* { dg-error "storage size of 'x' isn't known" } */
       5  static union bar y;  /* { dg-error "storage size of 'y' isn't known" } */
       6  
       7  typedef struct P p;
       8  static p p_obj;  /* { dg-error "storage size of 'p_obj' isn't known" } */
       9  
      10  static enum e e_var; /* { dg-error "storage size of 'e_var' isn't known" } */
      11  
      12  extern struct undefined_object object;