#7681: Panic on quoting empty case -----------------------------+---------------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: new Priority: normal | Component: Compiler Version: 7.7 | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Blockedby: Blocking: | Related: -----------------------------+---------------------------------------------- With -XEmptyCase on, {{{ Prelude Language.Haskell.TH> runQ [| case 0 of {} |] ghc: panic! (the 'impossible' happened) (GHC version 7.7.20130209 for x86_64-unknown-linux): coreList: empty argument }}} -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/7681 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler