# $B%V%m%C%/$KBP$9$k%V%m%C%/0z?t$N07$$$K$D$$$F(B

**URL:** <https://www.ruby-forum.com/t/b-v-m-c-kbp-9-k-v-m-c-0z-t-n07-k-d-f-b/134271>\
**Category:** Development\
**Created:** [April 9, 2008, 12:24pm UTC](https://www.ruby-forum.com/t/b-v-m-c-kbp-9-k-v-m-c-0z-t-n07-k-d-f-b/134271 "2008-04-09T12:24:19Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![wanabe](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/51bf81/32.png) [@wanabe](https://www.ruby-forum.com/u/wanabe)\
**Post date:** [April 9, 2008, 12:24pm UTC](https://www.ruby-forum.com/t/b-v-m-c-kbp-9-k-v-m-c-0z-t-n07-k-d-f-b/134271/1 "2008-04-09T12:24:19Z")

</div>

e$B%o%J%Y$H?=$7$^$9!#e(B

1.9e$B$G$O!"%V%m%C%/$N0z?t$K%V%m%C%/0z?t$r4^$a$k$3$H$,$G$-$k$h$&$G$9$,e(B  
e$B%V%m%C%/$r\<u$1\<h$C$?\>l9g$K$be(B block\_given? e$B$O56$G$"$je(B  
e$B$^$?e(B yield e$B$b$G$-$J$$\>uBV$K$J$C$F$$$^$9!#e(B  
e$B$"$^$jD\>46E\*$G$J$$$h$&$K;W$$$^$9$,!"$3$l$O0U?^$5$l$?F0:n$J$N$G$7$g$&$+!#e(B  
e$B0U?^E\*$G$"$k$H$7$?$i$=$NM}M3$r!"e(B  
e$B$=$&$G$J$$$H$7$?$iA[Dj$5$l$F$$$kF0:n$r$\*J9$-$7$?$$$G$9!#e(B

# e$B$9$G$K$I$3$+$K$"$k\>pJs$@$C$?$i?=$7Lu$"$j$^$;$s!#e(B

$ ruby -ve ’  
a = proc {|&b|  
p b  
p block\_given?  
yield  
}  
a.call {}’

ruby 1.9.0 (2008-04-06 revision 15910) [i386-mingw32]  
#Proc:0xb757d8@-e:7  
false  
-e:5:in `block in <main>': no block given (yield) (LocalJumpError) from -e:7:in`call’  
from -e:7:in `’

---

<div class="post-metadata">

**Author:** ![wanabe](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/51bf81/32.png) [@wanabe](https://www.ruby-forum.com/u/wanabe)\
**Post date:** [April 10, 2008, 3:12am UTC](https://www.ruby-forum.com/t/b-v-m-c-kbp-9-k-v-m-c-0z-t-n07-k-d-f-b/134271/2 "2008-04-10T03:12:31Z")

</div>

e$B$J$+$@$G$9!#e(B

At Wed, 9 Apr 2008 19:23:23 +0900,  
wanabe wrote in [ruby-dev:34274]:

> 1.9e$B$G$O!"%V%m%C%/$N0z?t$K%V%m%C%/0z?t$r4^$a$k$3$H$,$G$-$k$h$&$G$9$,e(B  
> e$B%V%m%C%/$r\<u$1\<h$C$?\>l9g$K$be(B block\_given? e$B$O56$G$"$je(B  
> e$B$^$?e(B yield e$B$b$G$-$J$$\>uBV$K$J$C$F$$$^$9!#e(B  
> e$B$"$^$jD\>46E\*$G$J$$$h$&$K;W$$$^$9$,!"$3$l$O0U?^$5$l$?F0:n$J$N$G$7$g$&$+!#e(B

e$B%P%0$G$9!#e(B

> # e$B$9$G$K$I$3$+$K$"$k\>pJs$@$C$?$i?=$7Lu$"$j$^$;$s!#e(B

bootstraptest/test\_knownbuge$B$H$+!#e(B

---

<div class="post-metadata">

**Author:** ![wanabe](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/51bf81/32.png) [@wanabe](https://www.ruby-forum.com/u/wanabe)\
**Post date:** [April 12, 2008, 8:22am UTC](https://www.ruby-forum.com/t/b-v-m-c-kbp-9-k-v-m-c-0z-t-n07-k-d-f-b/134271/3 "2008-04-12T08:22:21Z")

</div>

e$B%o%J%Y$G$9!#e(B

08/04/10 e$B$Ke(B Nobuyoshi N.[removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
e$B$5$s$O=q$-$^$7$?e(B:

> e$B%P%0$G$9!#e(B
> 
> > # e$B$9$G$K$I$3$+$K$“$k\>pJs$@$C$?$i?=$7Lu$”$j$^$;$s!#e(B
> 
> bootstraptest/test\_knownbuge$B$H$+!#e(B

e$B$“$”$9$\_$^$;$s!“$b$A$m$s$=$A$i$O8+$?$s$G$9$,e(B  
e$B$=$b$=$b%V%m%C%/$K%V%m%C%/0z?t$,EO$9$3$H$,4q0[$K;W$($?$N$Ge(B  
e$B$=$A$i$NJ}$,2?$+$NI{:nMQ$J$N$+$J!”$H;W$$$^$7$?!#e(B  
knownbug e$B$NNc$,e(Bdefine\_method  
e$B$@$C$?;v$r9M$($k$H\<+L@$G$7$?!#$\*CQ$:$+$7$$8B$j$G$9!#e(B