1  /* { dg-do compile } */
       2  /* { dg-skip-if "" { ! { clmcpu } } } */
       3  /* { dg-options "-mcpu=arc700 -O2 -fpic" } */
       4  
       5  /* Test if the compiler generates a constant address having that uses
       6     a neg keyword on the pic unspec.  */
       7  
       8  typedef unsigned int uint32_t;
       9  typedef unsigned char uint8_t;
      10  typedef unsigned short int uint16_t;
      11  typedef unsigned long long int uint64_t;
      12  
      13  enum type {
      14   t_undef = 0x01,
      15   t_group = 0x02,
      16   t_partition = 0x04,
      17   t_spare = 0x08,
      18   t_linear = 0x10,
      19   t_raid0 = 0x20,
      20   t_raid1 = 0x40,
      21   t_raid4 = 0x80,
      22   t_raid5_ls = 0x100,
      23   t_raid5_rs = 0x200,
      24   t_raid5_la = 0x400,
      25   t_raid5_ra = 0x800,
      26   t_raid6 = 0x1000,
      27  };
      28  
      29  struct raid_set {
      30    enum type type;
      31  };
      32  
      33  void
      34  _find_factors (struct raid_set *rs, uint8_t * div, uint8_t * sub)
      35  {
      36    struct factors {
      37      const uint8_t level;
      38      const uint8_t div, sub;
      39    };
      40    static struct factors factors[] = {
      41      {0, 1, 0},
      42      {1, 2, 0},
      43      {2, 2, 0},
      44      {5, 1, 1},
      45    };
      46    struct factors *f = (factors + (sizeof (factors) / sizeof (*factors)));
      47  
      48    while (f-- > factors) {
      49      if (rs->type == f->level) {
      50        *div = f->div;
      51        *sub = f->sub;
      52        return;
      53      }
      54    }
      55  
      56    *div = 1;
      57    *sub = 0;
      58  }