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/* { dg-require-effective-target vect_int } */

#include <stdarg.h>

#include "tree-vect.h"

#define A 3

#define B 4

#define N 256

short src[N], dst[N];

void foo (short * __restrict__ dst, short * __restrict__ src, int h, int stride, int dummy)

{

  int i;

  h /= 16;

  for (i = 0; i < h; i++)

    {

      dst[0] = A*src[0] + B*src[1];

      dst[1] = A*src[1] + B*src[2];

      dst[2] = A*src[2] + B*src[3];

      dst[3] = A*src[3] + B*src[4];

      dst[4] = A*src[4] + B*src[5];

      dst[5] = A*src[5] + B*src[6];

      dst[6] = A*src[6] + B*src[7];

      dst[7] = A*src[7] + B*src[8];

      dst += stride;

      src += stride;

      if (dummy == 32)

        abort ();

   }

}

int main (void)

{

  int i;

  check_vect ();

  for (i = 0; i < N; i++)

    {

       dst[i] = 0;

       src[i] = i;

    }

  foo (dst, src, N, 8, 0);

  for (i = 0; i < N/2; i++)

    {

      if (dst[i] != A * src[i] + B * src[i+1])

        abort ();

    }

  return 0;

}

/* { dg-final { scan-tree-dump-times "basic block vectorized using SLP" 1 "slp"  { target { vect_int_mult &&  vect_element_align } } } } */

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