1  /* { dg-do compile } */
       2  /* { dg-options "-O1 -fdump-tree-dom2" } */
       3  extern void abort (void);
       4  struct rtx_def;
       5  typedef struct rtx_def *rtx;
       6  enum rtx_code
       7  {
       8    CALL_INSN,
       9    EXPR_LIST,
      10    NOTE,
      11    LAST = 256
      12  };
      13  
      14  struct rtx_def
      15  {
      16  
      17    enum rtx_code code:16;
      18  };
      19  
      20  extern void blah (rtx *);
      21  
      22  int
      23  nonlocal_mentioned_p (x)
      24       rtx x;
      25  {
      26    if (x->code == CALL_INSN)
      27      {
      28        rtx const _rtx = ((x));
      29        if (_rtx->code != CALL_INSN
      30  	  && _rtx->code != NOTE
      31  	  && _rtx->code != EXPR_LIST)
      32  	abort ();
      33      }
      34  
      35    blah (&x);
      36  }
      37  
      38  /* There should be no casts to a short unsigned int since the entire
      39     set of conditionals should optimize away.  */
      40  /* { dg-final { scan-tree-dump-times "\\(short unsigned int\\)" 0 "dom2"} } */
      41                                                                                  
      42  /* There should be no IF conditionals.  */
      43  /* { dg-final { scan-tree-dump-times "if " 0 "dom2"} } */
      44