Fix KeyError#{key,receiver} of Thread#fetch
[ruby-core:84508] [Bug #14247]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61507 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Fix KeyError#{key,receiver} of Thread#fetch
[ruby-core:84508] [Bug #14247]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61507 b2dd03c8-39d4-4d8f-98ff-823fe69b080e