#12801: Misleading error message when deriving Functor -------------------------------------+------------------------------------- Reporter: erikd | Owner: (none) Type: bug | Status: closed Priority: normal | Milestone: 8.4.1 Component: Compiler | Version: 8.0.1 Resolution: duplicate | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: Poor/confusing | Test Case: error message | deriving/should_fail/T12801 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by RyanGlScott): * testcase: => deriving/should_fail/T12801 * milestone: 8.2.1 => 8.4.1 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12801#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler