1  /* { dg-do compile } */
       2  /* { dg-options "-O -mtune=i386" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
       3  /* { dg-options "-O" } */
       4  
       5  typedef struct
       6  {
       7    unsigned char bits;
       8  } decNumber;
       9  
      10  typedef struct
      11  {
      12    unsigned char bytes[1];
      13  } decimal32;
      14  
      15  extern decNumber *__decimal32ToNumber (const decimal32 *, decNumber *);
      16  extern void __host_to_ieee_32 (_Decimal32, decimal32 *);
      17  
      18  void
      19  foo (_Decimal32 arg)
      20  {
      21    decNumber dn;
      22    decimal32 d32;
      23    __host_to_ieee_32 (arg, &d32);
      24    __decimal32ToNumber (&d32, &dn);
      25  }