Issue #8132 has been reported by nagachika (Tomoyuki Chikanaga).

----------------------------------------
Backport #8132: backport r39834 and r39837
https://bugs.ruby-lang.org/issues/8132

Author: nagachika (Tomoyuki Chikanaga)
Status: Assigned
Priority: Normal
Assignee: nagachika (Tomoyuki Chikanaga)
Category: 
Target version: 


r39834 and r39837 seems fix a error on vc10-x64 rubyci.


-- 
http://bugs.ruby-lang.org/