Comparable#== から呼び出された <=> 中の例外

$B$-$7$b$H$G$9(B

Comparable#== $B$+$i8F$S=P$5$l$?(B <=>
$BCf$GNc30$K$J$k$H!“Nc30$,>e$,$C$FMh$:!”(B
== $B$N7k2L$,(B false $B$K$J$k!"$H$$$&$3$H$K5$IU$-$^$7$?!#(B

$B%I%-%e%a%s%H$K$OFC$K=q$+$l$F$J$$$h$&$J$N$G$9$,!"(Bcompar.c
$B$r8+$k$H!"(B
$B0U?^$7$F$=$N$h$&$K=q$+$l$F$$$k$h$&$K8+$($^$9!#;EMM$H$$$&$3$H$G$"$l$P!"(B
$B%I%-%e%a%s%H2=$7$?$[$&$,$$$$$h$&$K;W$&$N$G$9$,!"$3$l$O;EMM$G$7$g$&$+!)(B

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