#14880: GHC panic: updateRole -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: goldfire Type: bug | Status: new Priority: normal | Milestone: Component: Compiler (Type | Version: 8.2.2 checker) | Resolution: | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash or panic | Test Case: Blocked By: | Blocking: Related Tickets: #15076 | Differential Rev(s): Phab:D4769 Wiki Page: | -------------------------------------+------------------------------------- Comment (by tdammers): For completeness' sake, here's the Haddock compilation error: {{{ "inplace/bin/ghc-stage2" -hisuf dyn_hi -osuf dyn_o -hcsuf dyn_hc -fPIC -dynamic -O0 -H64m -Wall -Werror -hide-all-packages -i -iutils/haddock/driver -iutils/haddock/haddock-api/src -iutils/haddock /haddock-library/vendor/attoparsec-0.13.1.0 -iutils/haddock/haddock- library/src-iutils/haddock/dist/build -Iutils/haddock/dist/build -iutils/haddock/dist/build/haddock/autogen -Iutils/haddock/dist/build/haddock/autogen -optP-DIN_GHC_TREE -optP- include -optPutils/haddock/dist/build/haddock/autogen/cabal_macros.h -package-id Cabal-2.3.0.0 -package-id array-0.5.2.0 -package-id base-4.12.0.0 -package-id bytestring-0.10.8.2 -package-id containers-0.5.11.0 -package-id deepseq-1.4.4.0 -package-id directory-1.3.2.3 -package-id filepath-1.4.2 -package-id ghc-8.5 -package- id ghc-boot-8.5 -package-id transformers-0.5.5.0 -package-id xhtml-3000.2.2 -funbox-strict-fields -Wall -fwarn-tabs -O2 -threaded -XHaskell2010 -no-user-package-db -rtsopts -Wno-unused-imports -Wno- deprecations -Wnoncanonical-monad-instances -odir utils/haddock/dist/build -hidir utils/haddock/dist/build -stubdir utils/haddock/dist/build -c utils/haddock/haddock- api/src/Haddock/InterfaceFile.hs -o utils/haddock/dist/build/Haddock/InterfaceFile.dyn_o utils/haddock/haddock-api/src/Haddock/Convert.hs:486:39: error: • Couldn't match type ‘UniqSet.UniqSet TyVar’ with ‘InterestingVarFun -> VarSet -> ([Var], VarSet) -> ([Var], VarSet)’ Expected type: TyConBinder -> FV Actual type: TyConBinder -> TyVarSet • In the first argument of ‘mapUnionFV’, namely ‘injectiveVarsOfBinder’ In the second argument of ‘($)’, namely ‘mapUnionFV injectiveVarsOfBinder dropped_binders’ In the expression: fvVarSet $ mapUnionFV injectiveVarsOfBinder dropped_binders | 486 | mapUnionFV injectiveVarsOfBinder dropped_binders | ^^^^^^^^^^^^^^^^^^^^^ utils/haddock/ghc.mk:20: recipe for target 'utils/haddock/dist/build/Haddock/Convert.dyn_o' failed make[1]: *** [utils/haddock/dist/build/Haddock/Convert.dyn_o] Error 1 make[1]: *** Waiting for unfinished jobs.... Makefile:122: recipe for target 'all' failed make: *** [all] Error 2 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14880#comment:30 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler