1.8$BLdBj$^$H$a(B

e$BKNIt$G$9!#e(B

e$B$H$j$"$($:e(Bruby
-ve$B$I$&$9$s$N$H$+$N<c43$NL$2r7h;v9`$O$"$k$b$N$N!"e(B
RUBY_PATCHLEVELe$B$NF3F~$=$N$b$N$K4X$7$F$O9g0U$,F@$i$l$?>uBV$G$O$J$$$+$H;We(B
e$B$$$^$9!#e(B

e$B$$$^5DO@$K$J$C$F$$$k$N$O$=$l$r$I$N$h$&$K1?MQ$9$k$+$H$$$&OC$G!"<g$J0U8+$H$7$Fe(B

(a) ruby_1_8e$B%V%i%s%A$O8=>u$GE7k$9$k!#:#8e%P%0=$@5$N$_9T$&e(B (b) ruby_1_8e$B%V%i%s%A$+$iJL$N0BDj%V%i%s%A$r@Z$C$Fe(BpXe$B$N1?MQ$O$=$A$i$G9T$&!#e(B ruby_1_8e$B$OE7k$7$J$$$G3+H/B39Te(B

e$B$H$$$&$U$?$D$N0U8+$,=P$F$$$k>uBV$@$H;W$$$^$9!#$b$&$A$g$C$H498@$9$k$He(B

(a’) 1.8e$B$N0BDj$rK>$$+e(B (b') 1.8e$B$N7QB3$7$?!V3+H/!W$rK>$$+e(B

e$B$H$$$&OC$G$"$k$h$&$K8+<u$1$i$l$^$7$?!#$3$s$JOC$r8@$$=P$7$?$/$i$$$G$9$+$ie(B
e$B;d8D?M$NN)$A0LCV$O$`$m$se(B(a’)e$B$J$o$1$G$9$,!"$Y$D$Ke(B(b’)e$B$N0U8+$bM}2r$G$-$J$$e(B
e$B$o$1$8$c$J$$$7!"6&B8$G$-$k$J$i$=$N$[$&$,$$$$$H;W$$$^$9!#KNItE*BE6(E@$H$7e(B
e$B$F$O;0K;^BN@)$Ge(B

  • trunke$B%a%s%F%Je(B: e$B$^$D$b$H$5$se(B
  • ruby_1_8e$B%V%i%s%A%a%s%F%Je(B: e$BIp<T$5$s$H$+e(B?
  • ruby_1_8_6e$B%V%i%s%A$r:n$C$F$=$N%a%s%F%Je(B: e$BKNIte(B

e$B$/$i$$$J$i$^$“8=<BE*$+$J$”!#<c43IT0B$J$N$O%V%i%s%A$,A}$($k$H$$$m$s$J%je(B
e$B%=!<%9$,J,;6$5$l$F$7$^$$$=$&$JE@$G$7$g$&$+!#$"$He(BRubye$B$Oe(BBSDe$B$[$IBg$-$J%W%me(B
e$B%8%’%/%H$8$c$J$$$+$i!"C1=c$Ke(B
BSDe$B$N<jK!$r;}$C$F$-$?$@$1$G$O$$$m$$$m$&$^$/e(B
e$B%U%#%C%H$7$J$5$=$&$H$$$&IT0B$b$"$j$^$9$,!"$3$l$O$d$C$F$_$J$-$cJ,$+$i$J$$e(B
e$BItJ,$,B?$=$&$G$9$M!#e(B

e$B$^$"!"$H$b$+$/;d$NF,$NCf$G$O:#G/$N%/%j%9%^%9$Ne(B1.8.6e$B%j%j!<%9$O:G=i$+$i9Me(B
e$B$($F$J$/$F!"$-$A$s$H3FJ}LL$N%3%s%;%s%5%9$,F@$i$l$F$+$i$K$7$?$$$N$G$9$,!"e(B
e$B$I$&$b<j$G?t$($i$l$k$/$i$$$N?M$+$i$7$+H?1~$b$i$($F$J$$$N$G$I$&$7$?$b$N$+e(B
e$B$J$H;W$C$F$^$9!#>!<j$K7h$a$A$c$C$F$$$$$s$G$9$+$M!#e(B

e$B$3$s$K$A$O!"$J$+$`$ie(B(e$B$&e(B)e$B$G$9!#e(B

In message “[ruby-dev:29905] 1.8e$BLdBj$^$H$ae(B”
on Nov.08,2006 17:24:28, [email protected] wrote:
| e$B$/$i$$$J$i$^$“8=<BE*$+$J$”!#<c43IT0B$J$N$O%V%i%s%A$,A}$($k$H$$$m$s$J%je(B
| e$B%=!<%9$,J,;6$5$l$F$7$^$$$=$&$JE@$G$7$g$&$+!#$“$He(BRubye$B$Oe(BBSDe$B$[$IBg$-$J%W%me(B
| e$B%8%'%/%H$8$c$J$$$+$i!"C1=c$Ke(B
BSDe$B$N<jK!$r;}$C$F$-$?$@$1$G$O$$$m$$$m$&$^$/e(B
| e$B%U%#%C%H$7$J$5$=$&$H$$$&IT0B$b$”$j$^$9$,!"$3$l$O$d$C$F$_$J$-$cJ,$+$i$J$$e(B
| e$BItJ,$,B?$=$&$G$9$M!#e(B

e$B$$=$i$/!“e(B1.8.6e$B$N%V%i%s%A$Oe(B1.8e$B$N%V%i%s%A$KF~$C$?=$@5$N$&$A$Ne(B
e$B0lIt$@$1$r<h$j9~$`!”$H$$$&7A$K$J$k$N$G$O$J$$$+$H;W$&$N$G!"%je(B
e$B%=!<%9$NJ,;6$K$D$$$F$O$=$s$J$KLdBj$K$O$J$i$J$$$N$G$O$J$$$+$He(B
e$B;W$$$^$9!#4uK>E
4QB,$G$9$,!#e(B

| e$B$^$“!”$H$b$+$/;d$NF,$NCf$G$O:#G/$N%/%j%9%^%9$Ne(B1.8.6e$B%j%j!<%9$O:G=i$+$i9Me(B
| e$B$($F$J$/$F!"$-$A$s$H3FJ}LL$N%3%s%;%s%5%9$,F@$i$l$F$+$i$K$7$?$$$N$G$9$,!"e(B
| e$B$I$&$b<j$G?t$($i$l$k$/$i$$$N?M$+$i$7$+H?1~$b$i$($F$J$$$N$G$I$&$7$?$b$N$+e(B
| e$B$J$H;W$C$F$^$9!#>!<j$K7h$a$A$c$C$F$$$$$s$G$9$+$M!#e(B

e$B;d$N>l9g!"<+J,$,%3%^%s%I$H$7$Fe(Brubye$B$rC!$/>l9g$Oe(B1.9e$B$r;H$$!"2?$ie(B
e$B$+$N%5!<%S%9$H$7$Fe(Brubye$B$r;H$&>l9g$O%j%j!<%9HG$r;H$C$F$$$k$N$G!“e(B
e$B3+H/$,B3$/e(B1.9e$B$H0BDj$7$?e(B1.8e$B$,$”$l$PK~B-$G$9!#e(B
e$B$H$$$&$o$1$G;d8D?M$K$H$C$F$Oe(B(a)e$B0F$GI,MW==J,$J$N$G$9$,!“e(B1.8e$B$Ne(B
e$B3+H/$bB39T$7$?$$$H$$$&0U8+$b$b$C$H$b$G$9$7!”$`$7$m!“0BDj2=$5e(B
e$B$;$?e(B1.8.6e$B%V%i%s%A$r0];}$9$k$?$a$K$Oe(B1.8e$B%V%i%s%A$,$”$C$?J}$,$$e(B
e$B$$$N$G$O$J$$$+$H$$$&5$$b$7$^$9!#e(B

e$B0J>e$rF’$^$($F!"e(B(b)e$B0F$K;?@.$7$^$9!#e(B

e$B$=$l$G$O!#e(B