Bug #751: Regexp.new(dummy_encoding_string)
http://redmine.ruby-lang.org/issues/show/751
e$B5/I<<Te(B: Kazuhiro NISHIYAMA
e$B%9%F!<%?%9e(B: Open, e$BM%@hEYe(B: Normal
http://mono.kmc.gr.jp/~yhara/d/?date=20081101#p03
e$B$N$h$&$J$3$H$,5/$-$k$N$G!"e(Bdummy encodinge$B$NJ8;zNs$Ge(B
Regexp.newe$B$7$?$H$-$ONc30$K$J$C$?J}$,NI$$$N$G$O$J$$$G$7$g$&$+e(B?
e$B%A%1%C%He(B #751 e$B$,99?7$5$l$^$7$?!#e(B (by Yui NARUSE)
e$B%+%F%4%je(B M17Ne$B$K%;%C%He(B
e$B%9%F!<%?%9e(B Opene$B$+$ie(BAssignede$B$KJQ99e(B
Target version 1.9.1 Release Candidatee$B$K%;%C%He(B
e$B3N$+$K$b$C$H$b$@$H;W$&$N$G!"$=$NJ}8~$G$d$C$H$-$^$9!#e(B
http://redmine.ruby-lang.org/issues/show/751
e$B%A%1%C%He(B #751 e$B$,99?7$5$l$^$7$?!#e(B (by Yui NARUSE)
e$B%9%F!<%?%9e(B Assignede$B$+$ie(BClosede$B$KJQ99e(B
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B
Applied in changeset r20603.
http://redmine.ruby-lang.org/issues/show/751