#12837: Disallow users to write instances for KnownNat and KnownSymbol -------------------------------------+------------------------------------- Reporter: adamgundry | Owner: sean Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Resolution: fixed | Keywords: newcomer Operating System: Unknown/Multiple | Architecture: Type of failure: GHC accepts | Unknown/Multiple invalid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D2898 Wiki Page: | -------------------------------------+------------------------------------- Changes (by mpickering): * status: new => closed * resolution: => fixed -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12837#comment:7 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler