$B0J2<$N$h$&$K!"(Bbignum $B$H(B float $B$N%S%C%H1i;;$,2DG=$J$N$O8=:_$?(B $B$V$s0U?^$5$l$F$$$J$$$H;W$$$^$9!#(B % ./ruby -ve 'p 0x40000000 | 1.0' ruby 1.9.0 (2008-05-08 revision 16334) [i686-linux] 1073741825