[Bug #781](Closed) Numeric#step $B$G(B step $B$H$7$F(B Infinity $B$r$D$+$&$H(B NaN $B$r@8@.$

[Yukihiro_M]

e$B%A%1%C%He(B #781 e$B$,99?7$5$l$^$7$?!#e(B (by Yukihiro M.)

e$B%9%F!<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B

fixed by r20348.

http://redmine.ruby-lang.org/issues/show/781