[Bug #974](Closed) Range#max $B$G=*N;$7$J$$$3$H$,$"$k(B

e$B%A%1%C%He(B #974 e$B$,99?7$5$l$^$7$?!#e(B (by Yukihiro M.)

e$B%9%F!<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

Applied in changeset r21327.

http://redmine.ruby-lang.org/issues/show/974