1  /* { dg-do run } */
       2  /* { dg-options "-O2 -fmodulo-sched -fmodulo-sched-allow-regmoves" } */
       3  
       4  #include <stdlib.h>
       5  #include <stdarg.h>
       6  
       7  struct df_ref_info
       8  {
       9    unsigned int *begin;
      10    unsigned int *count;
      11  };
      12  
      13  extern void *memset (void *s, int c, __SIZE_TYPE__ n);
      14  
      15  
      16  __attribute__ ((noinline))
      17  int
      18  df_reorganize_refs_by_reg_by_insn (struct df_ref_info *ref_info,
      19  			           int num, unsigned int start)
      20  {
      21    unsigned int m = num;
      22    unsigned int offset = 77;
      23    unsigned int r;
      24  
      25    for (r = start; r < m; r++)
      26      {
      27        ref_info->begin[r] = offset;
      28        offset += ref_info->count[r];
      29        ref_info->count[r] = 0;
      30      }
      31  
      32    return offset;
      33  }
      34  
      35  int
      36  main ()
      37  {
      38    struct df_ref_info temp;
      39    int num = 100;
      40    unsigned int start = 5;
      41    int i, offset;
      42  
      43    temp.begin = malloc (100 * sizeof (unsigned int));
      44    temp.count = malloc (100 * sizeof (unsigned int));
      45  
      46    memset (temp.begin, 0, sizeof (unsigned int) * num);
      47    memset (temp.count, 0, sizeof (unsigned int) * num);
      48  
      49    for (i = 0; i < num; i++)
      50      temp.count[i] = i + 1;
      51  
      52    offset = df_reorganize_refs_by_reg_by_insn (&temp, num, start);
      53  
      54    if (offset != 5112)
      55      abort ();
      56  
      57    free (temp.begin);
      58    free (temp.count);
      59    return 0;
      60  }