#12145: GHC 8.0.1 compilier panic - find_tycon -------------------------------------+------------------------------------- Reporter: highfly | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Keywords: | Operating System: Linux Architecture: x86_64 | Type of failure: Compile-time (amd64) | crash Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: -------------------------------------+------------------------------------- angie-0.0.0: configure Configuring angie-0.0.0... angie-0.0.0: build Preprocessing library angie-0.0.0... [ 8 of 11] Compiling Handler.Home ( Handler/Home.hs, .stack- work/dist/x86_64-linux/Cabal-1.24.0.0/build/Handler/Home.o ) ghc: panic! (the 'impossible' happened) (GHC version 8.0.1 for x86_64-unknown-linux): find_tycon Block [] Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug -- While building package angie-0.0.0 using: /home/haiwei/.stack/setup-exe-cache/x86_64-linux/setup-Simple- Cabal-1.24.0.0-ghc-8.0.1 --builddir=.stack- work/dist/x86_64-linux/Cabal-1.24.0.0 build lib:angie exe:angie --ghc- options " -ddump-hi -ddump-to-file" Process exited with code: ExitFailure 1 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12145 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler