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/* { dg-require-effective-target vect_int } */
/* { dg-require-effective-target vect_shift } */
 
#include <stdlib.h>
#include <stdarg.h>
#include "tree-vect.h"
 
#define N 64
 
/* Modified rgb to rgb conversion from FFmpeg.  */
__attribute__ ((noinline)) int
foo (unsigned char *src, unsigned char *dst)
{
  unsigned char *s = src;
  unsigned short *d = (unsigned short *)dst, res;
  int i, result = 0;
 
  for (i = 0; i < N/4; i++)
    {
      const int b = *s++;
      const int g = *s++;
      const int r = *s++;
      const int a = *s++;
      res = ((b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8) | (a>>5));
      *d = res;
      result += res;
      d++;
    }
 
  s = src;
  d = (unsigned short *)dst;
  for (i = 0; i < N/4; i++)
    {
      const int b = *s++;
      const int g = *s++;
      const int r = *s++;
      const int a = *s++;
      if (*d != ((b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8) | (a>>5)))
        abort ();
      d++;
    }
 
  return result;
}
 
int main (void)
{
  int i;
  unsigned char in[N], out[N];
 
  check_vect ();
 
  for (i = 0; i < N; i++)
    {
      in[i] = i;
      out[i] = 255;
      __asm__ volatile ("");
    }
 
  foo (in, out);
 
  return 0;
}
 
/* { dg-final { scan-tree-dump-times "vect_recog_over_widening_pattern: detected" 4 "vect" { target {! vect_sizes_32B_16B } } } } */
/* { dg-final { scan-tree-dump-times "vect_recog_over_widening_pattern: detected" 8 "vect" { target vect_sizes_32B_16B } } } */
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */