#14047: "Illegal instance for type synonym" while deriving Typeable1 for data type ---------------------------------+-------------------------------------- Reporter: alexbiehl | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.2.1 Resolution: | Keywords: Operating System: Windows | Architecture: x86_64 (amd64) Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | ---------------------------------+-------------------------------------- Comment (by alexbiehl): I should mention this actually worked with ghc-8.0.2 as it also uses a type synonym for `Typeable1`. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14047#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler