1  /* { dg-do run { target avx512fp16 } } */
       2  /* { dg-options "-O2 -mavx512fp16 -mavx512vl" } */
       3  
       4  #include<stdio.h>
       5  #include <math.h>
       6  #include <complex.h>
       7  
       8  static void do_test (void);
       9  
      10  #define DO_TEST do_test
      11  #define AVX512FP16
      12  
      13  #include <immintrin.h>
      14  #include "avx512-check.h"
      15  
      16  static void
      17  do_test (void)
      18  {
      19    _Float16 _Complex fc = 1.0 + 1.0*I;
      20    union
      21    { 
      22      _Float16 _Complex a;
      23      float b;
      24    } u = { .a = fc };
      25    float ff= u.b;
      26  
      27    typedef union
      28    {
      29      float fp[8];
      30      __m256h m256h;
      31    } u1;
      32  
      33    __m256h test256 = _mm256_set1_pch(fc);
      34  
      35    u1 test1;
      36    test1.m256h = test256;
      37    for (int i = 0; i<8; i++)
      38    {
      39      if (test1.fp[i] != ff) abort();
      40    }
      41  
      42    typedef union
      43    {
      44      float fp[4];
      45      __m128h m128h;
      46    } u2;
      47  
      48    __m128h test128 = _mm_set1_pch(fc);
      49  
      50    u2 test2;
      51    test2.m128h = test128;
      52    for (int i = 0; i<4; i++)
      53    {
      54      if (test2.fp[i] != ff) abort();
      55    }
      56  
      57  }