Issue #8057 has been reported by nagachika (Tomoyuki Chikanaga).

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Backport #8057: backport r39353.
https://bugs.ruby-lang.org/issues/8057

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


r39353 fixes potential problem.


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