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To: FreeBSD-users-jp@jp.freebsd.ORG
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References: <199606070755.QAA04414@mikan.jaist.ac.jp>
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Date: Fri, 07 Jun 1996 18:35:57 +0900
From: Nobuhiro Yasutomi <nobu@psrc.isac.co.jp>
Reply-To: FreeBSD-users-jp@jp.freebsd.org
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Subject: [FreeBSD-users-jp 2144] Re: divide 0
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$B0BIY!w%"%$%6%C%/$G$9!#(B

> $B7k2L$O!"(B
> FreeBSD         -> $BEvA3(B Floating exception
> SUN(gcc, cc$B6&$K(B)-> $B!V(BInf$B!W(B $B$,I=<($5$l$k!#(B

> $B$3$&$$$&J*$J$s$G$7$g$&$+!)(B

  $B$3$&$$$&$b$N$G$9!#(B:-)

> FreeBSD $BB&$N%3%s%Q%$%i$K!"$&$^$/F($2$k$h$&$J%*%W%7%g%s$H$+$"$l$P!"(B
> $B65$($F2<$5$$!#(B

  Inf $B$N%O%s%I%j%s%0$O!"(BIEEE754 $B$G5,Dj$5$l$F$$$k$N$G$9$,!"(B
FreeBSD $B$N%i%$%V%i%j$K$O$3$l$N%O%s%I%j%s%0$,$^$@F~$C$F$$$^$;$s!#(B
SIGFPE $B$,H/@8$9$k$N$G$3$l$r%H%i%C%W$7$F2sHr$9$k$N$,!"$^$"5lMh$N(B
$BJ}K!$G$9!#(B

  libc $B$N(B signal $B=hM}$K(B Inf $B$N=hM}$r$A$c$s$HDI2C$9$k$N$,$^$C$H$&(B
$B$JJ}K!$J$N$G$9$,!"$3$NJU$N<BAu$K$D$$$F$ON.@P$KCN<1$,$J$$$N$G$9$,!"(B
$B$I$3$+$G$d$C$F$k$R$H$,$$$J$$$N$+$J!#CN$C$F$k?M$$$k!)(B
---
$B0BIY(B $B?-9@!w%"%$%6%C%/(B
nobu@psrc.isac.co.jp
MGG02210@niftyserve.or.jp
