1  /* { dg-do compile } */
       2  /* { dg-options "-Wuninitialized" } */
       3  
       4  int sys_msgctl (void)
       5  {
       6    struct { int mode; } setbuf;
       7    return setbuf.mode; /* { dg-warning "'setbuf\.mode' is used uninitialized" } */
       8  }