rubyspec/rubyspec — pull request #288 by jemc (2014-09-19 01:46:20+00:00)
Title: Spec for Method and UnboundMethod #super_method (Ruby 2.2+)

New in MRI `2.2.0-preview1`.

Discussion was here:
https://bugs.ruby-lang.org/issues/9781

MRI commit here:
https://github.com/ruby/ruby/commit/b4981594dd8ac975d76ad1654a419bd6263c3c69