scala/scala — pull request #2299 by retronym (2013-03-24 13:19:54+00:00)
Title: SI-7294 Towards finality for TupleN

- Treat TupleN as final under -Xfuture for static analysis
- Deprecate inheritance from TupleN.

Review by @lrytz @paulp (it's a change to a core class, so a few opinions are needed.)