1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx } */
       3  /* { dg-options "-O2 -mavx" } */
       4  
       5  #include "avx-check.h"
       6  
       7  #ifndef MASK
       8  #define MASK 10
       9  #endif
      10  
      11  void static
      12  avx_test (void)
      13  {
      14    union256d u, s1, s2;
      15    double e [4];
      16  
      17    s1.x = _mm256_set_pd (2134.3343,1234.635654,453.345635,54646.464356);
      18    s2.x = _mm256_set_pd (41124.234,2344.2354,8653.65635,856.43576);
      19    u.x = _mm256_shuffle_pd (s1.x, s2.x, MASK);
      20  
      21    e[0] = (MASK & (1 << 0)) ? s1.a[1] : s1.a[0];
      22    e[1] = (MASK & (1 << 1)) ? s2.a[1] : s2.a[0];
      23    e[2] = (MASK & (1 << 2)) ? s1.a[3] : s1.a[2];
      24    e[3] = (MASK & (1 << 3)) ? s2.a[3] : s2.a[2];
      25  
      26    if (check_union256d (u, e))
      27      abort ();
      28  }