Issue #2485 has been updated by Usaku NAKAMURA.


OK, I've found the point and the solution.
It's already fixed on ruby_1_8 branch, but not backported to ruby_1_8_7.
(ruby_1_8_6 seems to be no problem.)

Shyouhei, can you backport r22931 and r23086?
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http://redmine.ruby-lang.org/issues/show/2485

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