#7965: The 'impossible' happened! ---------------------------------+------------------------------------------ Reporter: adit | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.4.1 Resolution: duplicate | Keywords: Os: MacOS X | Architecture: x86_64 (amd64) Failure: Compile-time crash | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: ---------------------------------+------------------------------------------ Changes (by simonpj): * status: new => closed * difficulty: => Unknown * resolution: => duplicate Comment: Thanks. Yes, it's GHC's most often-reported bug (just search the Trac), and is long fixed. It's impressive how often people stumble upon it. "deriving" is clearly a useful feature! Simon -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/7965#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler