suppress warning in test/irb
https://rubyci.org/logs/rubyci.s3.amazonaws.com/centos7/ruby-trunk/log/20190421T040003Z.fail.html.gz
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67678 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Re-committing https://github.com/ruby/ruby/commit/7f09b5e9da8f83f84c5b6ae7a644a562811fec73
Added by naruse (Yui NARUSE) over 6 years ago
suppress warning in test/irb
https://rubyci.org/logs/rubyci.s3.amazonaws.com/centos7/ruby-trunk/log/20190421T040003Z.fail.html.gz
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67678 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Re-committing https://github.com/ruby/ruby/commit/7f09b5e9da8f83f84c5b6ae7a644a562811fec73