#9687: Missing Typeable instances for built-in types -------------------------------------+------------------------------------- Reporter: selinger | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.8.3 Resolution: | Keywords: Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Unknown Type of failure: | Blocked By: None/Unknown | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by selinger): Great, I confirm that this works: {{{ {-# LANGUAGE StandaloneDeriving #-} {-# LANGUAGE DeriveDataTypeable #-} import Data.Typeable deriving instance Typeable (,,,,,,,) }}} Solves my problem in the short term. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9687#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler