#9071: Panic with -XDeriveFunctor when deriving from a non-Functor in a separate module -------------------------------------------------+------------------------- Reporter: bens | Owner: Type: bug | Status: new Priority: normal | Milestone: 7.8.3 Component: Compiler | Version: 7.8.2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time crash | Unknown/Multiple Test Case: deriving/should_fail/T9071, | Difficulty: T9071_2 | Unknown Blocking: | Blocked By: | Related Tickets: -------------------------------------------------+------------------------- Comment (by simonpj): Reid, thanks. Can you identify the "leftover debugging output" and/or offer a patch? Ta Simon -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9071#comment:10 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler