1  /* { dg-do compile } */
       2  /* { dg-additional-options "-fvect-cost-model=dynamic" } */
       3  /* { dg-require-effective-target vect_char_add } */
       4  
       5  char g_d[1024], g_s1[1024], g_s2[1024];
       6  void foo(void)
       7  {
       8      char *d = g_d, *s1 = g_s1, *s2 = g_s2;
       9  
      10      for ( int y = 0; y < 128; y++ )
      11      {
      12        d[0 ] = s1[0 ] + s2[0 ];
      13        d[1 ] = s1[1 ] + s2[1 ];
      14        d[2 ] = s1[2 ] + s2[2 ];
      15        d[3 ] = s1[3 ] + s2[3 ];
      16        d[4 ] = s1[4 ] + s2[4 ];
      17        d[5 ] = s1[5 ] + s2[5 ];
      18        d[6 ] = s1[6 ] + s2[6 ];
      19        d[7 ] = s1[7 ] + s2[7 ];
      20        d[8 ] = s1[8 ] + s2[8 ];
      21        d[9 ] = s1[9 ] + s2[9 ];
      22        d[10] = s1[10] + s2[10];
      23        d[11] = s1[11] + s2[11];
      24        d[12] = s1[12] + s2[12];
      25        d[13] = s1[13] + s2[13];
      26        d[14] = s1[14] + s2[14];
      27        d[15] = s1[15] + s2[15];
      28        d += 16;
      29      }
      30  }
      31  
      32  /* See that we vectorize an SLP instance.  */
      33  /* { dg-final { scan-tree-dump "Analyzing vectorizable constructor" "slp1" } } */
      34  /* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "slp1" } } */