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/* { dg-do compile } */

/* { dg-options "-c -O2 -ftree-vectorize -fdump-tree-ifcvt-stats" { target *-*-* } } */

void foo(const int * __restrict__ zr_in,

                const int * __restrict__ zi_in,

                const int * __restrict__ zk_in,

                int * __restrict__ zr_out,

                int * __restrict__ zi_out,

                int * __restrict__ zk_out,

                int cr, int ci)

{

  unsigned int pi;

  int tmp_r, tmp_i, tmp_k;

#if __SIZEOF_INT__ >= 4

  for (pi = 0; pi < (512)*(512); pi++) {

#else

  for (pi = 0; pi < (32)*(32); pi++) {

#endif

    int zr = zr_in[pi];

    int zi = zi_in[pi];

    int zk = zk_in[pi];

    if (zr*zr + zi*zi >= 4) {

      tmp_r = zr;

      tmp_i = zi;

      tmp_k = zk;

    } else {

      tmp_r = (zr*zr - zi*zi + cr);

      tmp_i = (2 * zr * zi + ci);

      tmp_k = zk + 1;

    }

    zr_out[pi] = tmp_r;

    zi_out[pi] = tmp_i;

    zk_out[pi] = tmp_k;

  }

}

/* { dg-final { scan-tree-dump-times "Applying if-conversion" 1 "ifcvt" } } */

/* { dg-final { cleanup-tree-dump "ifcvt" } } */