#9842: No Typeable instance for type-level literals and promoted types -------------------------------------+------------------------------------- Reporter: Feuerbach | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.8.3 Resolution: duplicate | Keywords: Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Unknown Type of failure: | Blocked By: None/Unknown | Related Tickets: #8778 Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by thomie): Yes, it will be in 7.10: {{{ Prelude Data.Typeable> typeRep (Proxy :: Proxy Nothing) Nothing }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9842#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler