1  /* { dg-additional-options "-ftrivial-auto-var-init=zero" } */
       2  
       3  int foo(unsigned *len);
       4  
       5  /* Modified version of reproducer that does use "len" before init.  */
       6  
       7  int test_2()
       8  {
       9   unsigned len;
      10   int rc;
      11  
      12   rc = len; /* { dg-warning "use of uninitialized value 'len'" } */
      13   rc = foo(&len);
      14   if (!rc)
      15    rc = len;
      16   return rc;
      17  }