e$B%A%1%C%He(B #2387 e$B$,99?7$5$l$^$7$?!#e(B (by Nobuyoshi N.)
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B
This issue was solved with changeset r25928.
Kenta, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.