tn23 (x86 OSX HEAD), build 261, Failure

[Builder]

tn23 (x86 OSX HEAD), build 261

Build failed
Details: http://darcs.haskell.org/ghcBuilder/builders/tn23/261.html

darcs checkout       | Success
create mk/build.mk   | Success
get subrepos         | Success
repo versions        | Success
setting version date | Success
booting              | Success
configuring          | Success
compiling            | Failure: Just (ExitFailure 2)

Build failed
Details: http://darcs.haskell.org/ghcBuilder/builders/tn23/261.html

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SpecConstr
    Function `integer-gmp:GHC.Integer.gcdInteger{v r1y} [lidx]'
      has four call patterns, but the limit is 3
    Use -fspec-constr-count=n to set the bound
    Use -dppr-debug to see specialisations
"inplace/bin/ghc-stage1"   -H32m -O    -package-name base-4.3.1.0 -hide-all-packages -i -ilibraries/base/. -ilibraries/base/dist-install/build -ilibraries/base/dist-install/build/autogen -Ilibraries/base/dist-install/build -Ilibraries/base/dist-install/build/autogen -Ilibraries/base/include   -optP-DOPTIMISE_INTEGER_GCD_LCM -optP-include -optPlibraries/base/dist-install/build/autogen/cabal_macros.h -package ghc-prim-0.2.0.0 -package integer-gmp-0.2.0.2 -package rts-1.0  -package-name base -XHaskell98 -O2 -XGenerics -no-user-package-conf -rtsopts     -odir libraries/base/dist-install/build -hidir libraries/base/dist-install/build -stubdir libraries/base/dist-install/build -hisuf hi -osuf  o -hcsuf hc -c libraries/base/./GHC/Classes.hs -o libraries/base/dist-install/build/GHC/Classes.o
"inplace/bin/ghc-stage1"   -H32m -O    -package-name base-4.3.1.0 -hide-all-packages -i -ilibraries/base/. -ilibraries/base/dist-install/build -ilibraries/base/dist-install/build/autogen -Ilibraries/base/dist-install/build -Ilibraries/base/dist-install/build/autogen -Ilibraries/base/include   -optP-DOPTIMISE_INTEGER_GCD_LCM -optP-include -optPlibraries/base/dist-install/build/autogen/cabal_macros.h -package ghc-prim-0.2.0.0 -package integer-gmp-0.2.0.2 -package rts-1.0  -package-name base -XHaskell98 -O2 -XGenerics -no-user-package-conf -rtsopts     -odir libraries/base/dist-install/build -hidir libraries/base/dist-install/build -stubdir libraries/base/dist-install/build -hisuf hi -osuf  o -hcsuf hc -c libraries/base/./GHC/Base.lhs -o libraries/base/dist-install/build/GHC/Base.o
"inplace/bin/ghc-stage1"   -H32m -O    -package-name base-4.3.1.0 -hide-all-packages -i -ilibraries/base/. -ilibraries/base/dist-install/build -ilibraries/base/dist-install/build/autogen -Ilibraries/base/dist-install/build -Ilibraries/base/dist-install/build/autogen -Ilibraries/base/include   -optP-DOPTIMISE_INTEGER_GCD_LCM -optP-include -optPlibraries/base/dist-install/build/autogen/cabal_macros.h -package ghc-prim-0.2.0.0 -package integer-gmp-0.2.0.2 -package rts-1.0  -package-name base -XHaskell98 -O2 -XGenerics -no-user-package-conf -rtsopts     -odir libraries/base/dist-install/build -hidir libraries/base/dist-install/build -stubdir libraries/base/dist-install/build -hisuf hi -osuf  o -hcsuf hc -c libraries/base/./Data/Maybe.hs -o libraries/base/dist-install/build/Data/Maybe.o

libraries/base/Data/Maybe.hs:67:7:
    Can't find interface-file declaration for data constructor GHC.Generics.Inl
      Probable cause: bug in .hi-boot file, or inconsistent .hi file
      Use -ddump-if-trace to get an idea of which file caused the error
    In the pattern: GHC.Generics.Inl (g2 :: GHC.Generics.Unit)
    In a case alternative:
        GHC.Generics.Inl (g2 :: GHC.Generics.Unit) -> Nothing
    In the expression:
      case g1 of {
        GHC.Generics.Inl (g2 :: GHC.Generics.Unit) -> Nothing
        GHC.Generics.Inr g2 -> Just g2 }

libraries/base/Data/Maybe.hs:67:7:
    Can't find interface-file declaration for data constructor GHC.Generics.Inl
      Probable cause: bug in .hi-boot file, or inconsistent .hi file
      Use -ddump-if-trace to get an idea of which file caused the error
    In the expression: GHC.Generics.Inl GHC.Generics.Unit
    In an equation for `Data.Maybe.$gfromMaybe':
        Data.Maybe.$gfromMaybe Nothing = GHC.Generics.Inl GHC.Generics.Unit
make[1]: *** [libraries/base/dist-install/build/Data/Maybe.o] Error 1
make: *** [all] Error 2