[GHC] #3224: compiler panic: funResultTy base:GHC.Prim.*{(w) tc 34d}

[GHC]

#3224: compiler panic:         funResultTy base:GHC.Prim.*{(w) tc 34d}
-----------------------------+----------------------------------------------
Reporter:  nr                |          Owner:                  
    Type:  bug               |         Status:  new             
Priority:  normal            |      Component:  Compiler        
 Version:  6.8.2             |       Severity:  normal          
Keywords:                    |       Testcase:                  
      Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
-----------------------------+----------------------------------------------
 To reproduce the panic,
 {{{
 git clone linux.cs.tufts.edu:/r/ghc/git/experimental.git
 git pull -v origin/norman
 git branch --track norman origin/norman
 git checkout norman
 git revert b02c5c3  ## I'm a little shaky on this one
 }}}
 The failing compile command and its error message are:
 {{{
 /usr/bin/ghc -#include cutils.h -DSTAGE=1 -package-name ghc-6.11.20090424
 -hide-all-packages -no-user-package-conf -package-conf
 /usr/local/nr/git/ghc/experimental/libraries/bootstrapping.conf -i -idist-
 stage1/build -inativeGen -ibasicTypes -icmm -icodeGen -icoreSyn
 -icprAnalysis -ideSugar -ighci -ihsSyn -iiface -imain -iparser -iprelude
 -iprofiling -irename -isimplCore -isimplStg -ispecialise -istgSyn
 -istranal -itypecheck -itypes -iutils -ivectorise -idist-
 stage1/build/autogen -Idist-stage1/build/autogen -Idist-stage1/build
 -Istage1 -I../libraries/base/cbits -I../libraries/base/include -I.
 -Iparser -Iutils -optP-include -optPdist-
 stage1/build/autogen/cabal_macros.h -odir dist-stage1/build -hidir dist-
 stage1/build -stubdir dist-stage1/build -package Cabal-1.7.0 -package
 array-0.1.0.0 -package base-3.0.1.0 -package bytestring-0.9.0.1 -package
 containers-0.1.0.1 -package directory-1.0.0.0 -package extensible-
 exceptions-0.1.1.0 -package filepath-1.1.0.1 -package haskell98-1.0.1.0
 -package hpc-0.5.0.2 -package old-time-1.0.0.0 -package process-1.0.0.0
 -package unix-2.3.0.0 -O -Wall -fno-warn-name-shadowing -fno-warn-orphans
 -XPatternSignatures -XCPP -XMagicHash -XUnboxedTuples -XPatternGuards
 -XForeignFunctionInterface -XEmptyDataDecls -XTypeSynonymInstances
 -XMultiParamTypeClasses -XFlexibleInstances -XRank2Types
 -XScopedTypeVariables -XDeriveDataTypeable -XRelaxedPolyRec -idist-
 stage1/build -Werror -H64m -O0 -fasm -Rghc-timing   -c cmm/CmmLiveZ.hs -o
 dist-stage1/build/CmmLiveZ.o  -ohi dist-stage1/build/CmmLiveZ.hi
 ghc-6.8.2: panic! (the 'impossible' happened)
   (GHC version 6.8.2 for i386-unknown-linux):
         funResultTy base:GHC.Prim.*{(w) tc 34d}

 Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3224>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler