1  /* PR target/79487 */
       2  /* { dg-options "-O2" } */
       3  
       4  int
       5  main ()
       6  {
       7    _Decimal32 a = (-9223372036854775807LL - 1LL); 
       8    _Decimal32 b = -9.223372E+18DF;
       9    if (b - a != 0.0DF)
      10      __builtin_abort ();
      11    _Decimal64 c = (-9223372036854775807LL - 1LL); 
      12    _Decimal64 d = -9.223372036854776E+18DD;
      13    if (d - c != 0.0DD)
      14      __builtin_abort ();
      15    return 0;
      16  }