#14388: GHC Panic -------------------------------------+------------------------------------- Reporter: aferrandi | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Keywords: IfaceTyLit | Operating System: Linux panic | Architecture: | Type of failure: Compile-time Unknown/Multiple | crash or panic Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: -------------------------------------+------------------------------------- Building the project exmap I,ve got: Information:stack: Building 'exmap' ... Information:stack: /usr/bin/stack build . --stack-yaml /home/andrea/prj/exmap/server/stack.yaml "--ghc-options=-Wall -Werror" exmap-0.1.0.0: configure (exe) Configuring exmap-0.1.0.0... exmap-0.1.0.0: build (exe) Preprocessing executable 'exmap' for exmap-0.1.0.0... ghc: panic! (the 'impossible' happened) (GHC version 8.0.2 for x86_64-unknown-linux): get IfaceTyLit 255 Information:stack: Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug Information:stack: -- While building package exmap-0.1.0.0 using: /home/andrea/.stack/setup-exe-cache/x86_64-linux/Cabal- simple_mPHDZzAJ_1.24.2.0_ghc-8.0.2 --builddir=.stack- work/dist/x86_64-linux/Cabal-1.24.2.0 build exe:exmap --ghc-options " -ddump-hi -ddump-to-file" Process exited with code: ExitFailure 1 Information:25.10.17 16:19 - Compilation completed with 1 error and 0 warnings in 1s 946ms Error:stack: Stack build failed with nonzero exit status -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14388 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler