Builds fine with containers-0.5.*
Builds fine with containers-0.5.*

sherwoodwang/wxHaskell,Proclivis/wxHaskell,ekmett/wxHaskell,sherwoodwang/wxHaskell,Proclivis/wxHaskell,Proclivis/wxHaskell,sherwoodwang/wxHaskell,sherwoodwang/wxHaskell,ekmett/wxHaskell,Proclivis/wxHaskell,ekmett/wxHaskell