1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx } */
       3  /* { dg-options "-O2 -mavx" } */
       4  
       5  #include "avx-check.h"
       6  
       7  static __m256d
       8  __attribute__((noinline))
       9  foo (double x, int i)
      10  {
      11    switch (i)
      12      {
      13      case 3:
      14        return _mm256_set_pd (x, 1, 1, 1);
      15      case 2:
      16        return _mm256_set_pd (1, x, 1, 1);
      17      case 1:
      18        return _mm256_set_pd (1, 1, x, 1);
      19      case 0:
      20        return _mm256_set_pd (1, 1, 1, x);
      21      default:
      22        abort ();
      23      }
      24  }
      25  
      26  static void
      27  avx_test (void)
      28  {
      29    double e = -3.234;
      30    double v[4];
      31    union256d u;
      32    int i, j;
      33  
      34    for (i = 0; i < ARRAY_SIZE (v); i++)
      35      {
      36        for (j = 0; j < ARRAY_SIZE (v); j++)
      37  	v[j] = 1;
      38        v[i] = e;
      39        u.x = foo (e, i);
      40        if (check_union256d (u, v))
      41  	abort ();
      42      }
      43  }