1  /* { dg-do compile } */
       2  /* { dg-options "-O1 -fdump-tree-dom2" } */
       3     
       4  struct rtx_def;
       5  typedef struct rtx_def *rtx;
       6  enum rtx_code
       7  {
       8    REG,
       9    LAST_AND_UNUSED_RTX_CODE = 256
      10  };
      11  typedef union rtunion_def rtunion;
      12  struct rtx_def
      13  {
      14    enum rtx_code code:16;
      15    unsigned frame_related:1;
      16  };
      17  
      18  static rtx
      19  find_base_value (src)
      20       rtx src;
      21  {
      22    rtx temp;
      23    rtx src_0, src_2;
      24    rtx src_1, src_3;
      25  
      26    if ((src_0->code == REG) && (({src_2;})->frame_related))
      27      return find_base_value (src_0);
      28    if ((src_1->code == REG) && (({ src_3;})->frame_related))
      29      return find_base_value (src_1);
      30    if (src_0->code == REG)
      31      find_base_value (src_0);
      32    if (src_1->code == REG)
      33      find_base_value (src_1);
      34  }
      35  
      36  rtx
      37  find_base_value_wrapper (src)
      38       rtx src;
      39  {
      40    return find_base_value (src);
      41  }
      42  
      43  /* There should be no casts to short unsigned int.  */
      44  /* { dg-final { scan-tree-dump-times "\\(short unsigned int\\)" 0 "dom2"} } */
      45