1  /* PR middle-end/37870 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2 -mlong-double-80" } */
       4  
       5  unsigned int
       6  foo (long double x)
       7  {
       8    struct { char a[8]; unsigned int b:7; } c;
       9    __builtin_memcpy (&c, &x, sizeof (c));
      10    return c.b;
      11  }
      12  
      13  unsigned int
      14  bar (long double x)
      15  {
      16    union { struct { char a[8]; unsigned int b:7; } c; long double d; } u;
      17    u.d = x;
      18    return u.c.b;
      19  }
      20  
      21  int
      22  main (void)
      23  {
      24    if (foo (1.245L) != bar (1.245L)
      25        || foo (245.67L) != bar (245.67L)
      26        || foo (0.00567L) != bar (0.00567L))
      27      __builtin_abort ();
      28    return 0;
      29  }