#8950: Typeable instances for promoted lists and tuples -------------------------------------+------------------------------------ Reporter: kosmikus | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: libraries/base | Version: 7.8.1-rc2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Comment (by Richard Eisenberg <eir@…>): In [changeset:"e94ed11a09befd8a83e21b68cb3d492a6f7a8986/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="e94ed11a09befd8a83e21b68cb3d492a6f7a8986" With AutoDeriveTypeable, derive for promoted constructors, too. This addresses #8950. However, the problem isn't completely solved, because the Prelude types' Typeable instances are not created by AutoDeriveTypeable. }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8950#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler