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/* PR middle-end/23199 */
/* Testcase by Ralf Menzel <menzel@ls6.cs.uni-dortmund.de> */
 
/* { dg-do compile } */
/* { dg-options "-O -fprofile-generate" } */
 
union rtunion_def
{
  struct rtx_def *rt_rtx;
};
 
typedef union rtunion_def rtunion;
 
struct rtx_def
{
  unsigned int in_struct : 1;
  union u {
    rtunion fld[1];
  } u;
};
 
typedef struct rtx_def *rtx;
 
static void
check_annul_list_true_false (int annul_true_p, rtx delay_list)
{
  rtx temp;
  while (1)
    {
      temp = delay_list;
      rtx trial = (((temp)->u.fld[0]).rt_rtx);
      if ((annul_true_p && (((trial))->in_struct)))
       return;
    }
}