🚀 go-pugleaf

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In article <TAKUO.97Feb22170316@gryphon.jaist.ac.jp> , 
	takuo@jaist.ac.jp (Takuo Watanabe) writes 
>$B$?$7$+$K:F5"9_2<K!$O4JC1$G$h$$$N$G$9$,!$0BD>$KJ8K!$r:n$C$F0BD>$K%3!<%G%#(B
>$B%s%0$9$k$H$9$0$K:8:F5"$G$R$C$+$+$j$^$9$h$M!%$b$A$m$sJ8K!$r$A$g$C$HJQ49(B
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>$B$^$$$^$9!%(B

expr()
{
    term();
    while(last_token!=EOF) {
        case '*': 
            term(); 
            break; ...
$B$_$?$$$J7A$G=q$1$P!"FC$K!"$_$K$/$/$b$J$/:8:F5"$O$G$-$^$9!#$H(B
$B$$$&$+:8:F5"$NJ}$,0lHLE*$@$+$i>o$K$3$N7A$G=q$/$o$1$G$9!#(B
Yacc $B$@$HN.$l$,NI$/8+$($J$$$N$,=i?4<T$K$O$D$i$$$G$9$h$M!#(B
Yacc $BJY6/$9$k$N$bIiC4$G$7$g$&$7!#(B

>$B$d$O$j9=J85,B'$r$G$-$k$@$1$=$N$^$^=q$1$k$N$,$&$l$7$$$N$G$O!%(B

$B$&$s!"(B%left, %right $B$H$+$r;H$&$H$d$C$Q$j(B Yacc $B$O$*$$$7$$$N$O(B
$B3N$+$G$9!#C1$K!"(Breduce/shift conflict $B$H$+8@$o$l$k$N$,7y$$$J$N(B
$B$+$bCN$l$J$$$J!#(B

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># Haskell $B$_$?$$$K%$%s%G%s%H$r$_$?$j!$(BOBJ $B$_$?$$$K(B juxtaposition $B$J$s(B
># $B$F$N$,$"$k$N$b(B($B%$%s%W%j%a%s%H$OLLE]$@$1$I(B)$B=q$-$d$9$/$F$$$$$G$9$M!%(B

$B$H$$$&$3$H$r$7$O$8$a$k$H(B... Yacc $B$O>/$7$&$C$H$&$7$$!#(B
---
Shinji KONO @ Information Engineering, University of the Ryukyus
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