[Bug #1694](Closed) Tempfile.open{} $B$NJV$jCM(B

[Yuki_S]

e$B%A%1%C%He(B #1694 e$B$,99?7$5$l$^$7$?!#e(B (by Yuki S.)

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 r24088.

http://redmine.ruby-lang.org/issues/show/1694