Optimal model:
  x     =  -Infinity :: Float
                  3  2          1         0
                  1 09876543 21098765432109876543210
                  S ---E8--- ----------F23----------
          Binary: 1 11111111 00000000000000000000000
             Hex: FF80 0000
       Precision: SP
            Sign: Negative
        Exponent: 128 (Stored: 255, Bias: 127)
       Hex-float: -Infinity
           Value: -Infinity
  min-x = 0x007fffff :: Word32