1  /* { dg-do run } */
       2  /* { dg-options "-mavx2 -O2" } */
       3  /* { dg-require-effective-target avx2 } */
       4  
       5  #include "avx2-check.h"
       6  
       7  void static
       8  avx2_test (void)
       9  {
      10    union256i_b u, s1, s2;
      11    char e[32];
      12    unsigned i;
      13  
      14    s1.x = _mm256_set_epi8 (10, 74, 50, 4, 6, 99, 1, 4, 87, 83, 84,
      15  			  29, 81, 79, 1, 3, 1, 5, 2, 47, 20, 2, 72,
      16  			  92, 9, 4, 23, 17, 99, 43, 72, 17);
      17  
      18    s2.x = _mm256_set_epi8 (88, 44, 33, 20, 56, 99, 2, 90, 38, 4, 200,
      19  			  17, 3, 39, 2, 37, 27, 95, 17, 74, 72, 43,
      20  			  27, 112, 71, 50, 32, 72, 84, 17, 27, 96);
      21  
      22    u.x = _mm256_sub_epi8 (s1.x, s2.x);
      23  
      24    for (i = 0; i < 32; i++)
      25      e[i] = s1.a[i] - s2.a[i];
      26  
      27    if (check_union256i_b (u, e))
      28      abort ();
      29  }