1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx2 } */
       3  /* { dg-options "-O2 -mavx2" } */
       4  
       5  #include <string.h>
       6  #include "avx2-check.h"
       7  
       8  void static
       9  avx2_test (void)
      10  {
      11    union256i_q s1;
      12    union128i_q res;
      13    long long int res_ref[2];
      14    int j;
      15  
      16    for (j = 0; j < 4; j++)
      17      s1.a[j] = j * j;
      18  
      19    res.x = _mm256_extracti128_si256 (s1.x, 0);
      20  
      21    memset (res_ref, 0, 16);
      22    memcpy (res_ref, s1.a, 16);
      23  
      24    if (check_union128i_q (res, res_ref))
      25      abort ();
      26  
      27    res.x = _mm256_extracti128_si256 (s1.x, 1);
      28  
      29    memset (res_ref, 0, 16);
      30    memcpy (res_ref, s1.a + 2, 16);
      31  
      32    if (check_union128i_q (res, res_ref))
      33      abort ();
      34  }