Issue #12895 has been updated by Usaku NAKAMURA.

Backport changed from 2.1: REQUIRED, 2.2: REQUIRED, 2.3: DONE to 2.1: REQUIRED, 2.2: DONE, 2.3: DONE

ruby_2_2 r56728 merged revision(s) 53533.

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Bug #12895: Backport r53533
https://bugs.ruby-lang.org/issues/12895#change-61452

* Author: Nobuyoshi Nakada
* Status: Closed
* Priority: Normal
* Assignee: 
* ruby -v: 
* Backport: 2.1: REQUIRED, 2.2: DONE, 2.3: DONE
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r53533をバックポートしてください。



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