No respond_to? as if the default definition
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55500 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
No respond_to? as if the default definition
is undefined, as if it is the default definition.
[ruby-core:75377] [Bug #12353]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55500 b2dd03c8-39d4-4d8f-98ff-823fe69b080e