[ruby-dev:49818] [Ruby trunk Bug#12713] backport r56036

Issue #12713 has been updated by Tomoyuki Chikanaga.

Backport changed from 2.1: DONTNEED, 2.2: REQUIRED, 2.3: REQUIRED to 2.1: D=
ONTNEED, 2.2: REQUIRED, 2.3: DONE

ruby_2_3 r56234 merged revision(s) 56036,56041.

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Bug #12713: backport r56036
https://bugs.ruby-lang.org/issues/12713#change-60642

* Author: Usaku NAKAMURA
* Status: Closed
* Priority: Normal
* Assignee:=20
* ruby -v:=20
* Backport: 2.1: DONTNEED, 2.2: REQUIRED, 2.3: DONE
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=E3=83=90=E3=83=83=E3=82=AF=E3=83=9D=E3=83=BC=E3=83=88=E7=94=A8=E3=81=AE=E3=
=83=81=E3=82=B1=E3=83=83=E3=83=88=E3=81=A7=E3=81=99=E3=80=82=E9=87=8D=E8=A6=
=81=E5=BA=A6=E3=81=AF=E3=81=8D=E3=82=8F=E3=82=81=E3=81=A6=E4=BD=8E=E3=81=84=
=E3=81=A7=E3=81=99=E3=81=8C=E3=80=82



--=20
https://bugs.ruby-lang.org/