1  /* { dg-do compile } */
       2  /* { dg-options "-O3 -march=skylake-avx512 -mprefer-vector-width=256" } */
       3  /* { dg-final { scan-assembler-not "%zmm\[0-9\]+" } } */
       4  
       5  float
       6  my_test_f()
       7  {
       8    return 0.0f;
       9  }
      10  
      11  double
      12  my_test_d()
      13  {
      14    return 0.0;
      15  }