#4028: Derived Data instance requires Data instances for unused type parameters -------------------------------------+------------------------------------- Reporter: igloo | Owner: (none) Type: bug | Status: closed Priority: normal | Milestone: Not GHC Component: Compiler (Type | Version: 6.12.2 checker) | Resolution: wontfix | Keywords: deriving Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by RyanGlScott): * keywords: => deriving -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/4028#comment:8 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler