Forum: Ruby-dev Mutex#synchronize drops all StandardError

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$B!!(Bprelude.rb $B$r8+$k$H!$(BMutex#synchronize 
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  def synchronize
    self.lock
    begin
      yield
    ensure
      self.unlock rescue nil
    end
  end

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$B!!(B... 
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2012$BG/(B7$B7n(B25$BF|(B 17:53 SASADA Koichi <ko1@atdot.net>:
> $B!!$J$<$+!$8eCV(B rescue $B$K$h$C$F!$(BStandardError 
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> $B$s$G$9$,!$$3$l!$$I$&$$$&M}M3$J$s$G$7$?$C$1!)(B

Queue$B$H(Btimeout$B$rAH$_9g$o$;$?;~$K(BThreadError$B$,H/@8$9$k$N$rKI$0$?$a(B
$B$@$C$?$h$&$G$9(B([ruby-dev:32935])$B!#(B

[ruby-dev:33008]$B$G$^$D$b$H$5$s$,(B

> $B$H$j$"$($:(B rescue $BIU$1$H$-$^$7$?!#ITK~$,$"$l$P!"$5$5$@$/$s(B
> ($B!)(B)$B$,D>$7$F$/$l$k$G$7$g$&!#(B

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