Issue #5347 has been reported by Tomoyuki Chikanaga.

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Backport #5347: Please backport r33307 (ref #5343)
http://redmine.ruby-lang.org/issues/5347

Author: Tomoyuki Chikanaga
Status: Open
Priority: High
Assignee: Yuki Sonoda
Category: 
Target version: 


Please backport r33307. It is fix for #5343 which is regression of 1.9.3.


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