#8714: ExistentialQuantification plus DeriveDataTypeable leads to core lint error -------------------------------------+---------------------------------- Reporter: CoreyOConnor | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86_64 (amd64) Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+---------------------------------- Comment (by CoreyOConnor): I just re-built ghc-7.8 branch on linux 64bit and Mac 64bit. SHA: 1bf47fddd62f1d9f0ab3303658c0ae68f225a6d4 This still exhibits the issue. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8714#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler