TcDeriv: Kill dead code
TcDeriv: Kill dead code

acowley/ghc,gridaphobe/ghc,ezyang/ghc,nkaretnikov/ghc,elieux/ghc,wxwxwwxxx/ghc,wxwxwwxxx/ghc,vikraman/ghc,mettekou/ghc,GaloisInc/halvm-ghc,AlexanderPankiv/ghc,wxwxwwxxx/ghc,tjakway/ghcjvm,mcschroeder/ghc,olsner/ghc,oldmanmike/ghc,ml9951/ghc,ml9951/ghc,ghc-android/ghc,sdiehl/ghc,shlevy/ghc,elieux/ghc,ml9951/ghc,elieux/ghc,elieux/ghc,sdiehl/ghc,mfine/ghc,siddhanathan/ghc,wxwxwwxxx/ghc,gridaphobe/ghc,ghc-android/ghc,ezyang/ghc,ghc-android/ghc,ml9951/ghc,shlevy/ghc,AlexanderPankiv/ghc,shlevy/ghc,mettekou/ghc,nushio3/ghc,snoyberg/ghc,ezyang/ghc,siddhanathan/ghc,oldmanmike/ghc,siddhanathan/ghc,da-x/ghc,vikraman/ghc,vTurbine/ghc,gridaphobe/ghc,GaloisInc/halvm-ghc,olsner/ghc,nushio3/ghc,mfine/ghc,snoyberg/ghc,snoyberg/ghc,anton-dessiatov/ghc,ghc-android/ghc,gridaphobe/ghc,shlevy/ghc,mettekou/ghc,oldmanmike/ghc,GaloisInc/halvm-ghc,ghc-android/ghc,wxwxwwxxx/ghc,elieux/ghc,anton-dessiatov/ghc,oldmanmike/ghc,vikraman/ghc,nkaretnikov/ghc,olsner/ghc,tjakway/ghcjvm,acowley/ghc,tjakway/ghcjvm,oldmanmike/ghc,ezyang/ghc,sdiehl/ghc,GaloisInc/halvm-ghc,olsner/ghc,AlexanderPankiv/ghc,elieux/ghc,ezyang/ghc,acowley/ghc,wxwxwwxxx/ghc,ml9951/ghc,vTurbine/ghc,shlevy/ghc,gridaphobe/ghc,acowley/ghc,vTurbine/ghc,mettekou/ghc,siddhanathan/ghc,mcschroeder/ghc,mcschroeder/ghc,tjakway/ghcjvm,sgillespie/ghc,sgillespie/ghc,nushio3/ghc,sgillespie/ghc,olsner/ghc,GaloisInc/halvm-ghc,olsner/ghc,vikraman/ghc,elieux/ghc,da-x/ghc,GaloisInc/halvm-ghc,snoyberg/ghc,acowley/ghc,anton-dessiatov/ghc,AlexanderPankiv/ghc,olsner/ghc,mfine/ghc,sgillespie/ghc,da-x/ghc,snoyberg/ghc,shlevy/ghc,sdiehl/ghc,snoyberg/ghc,vikraman/ghc,siddhanathan/ghc,acowley/ghc,anton-dessiatov/ghc,nushio3/ghc,gridaphobe/ghc,ezyang/ghc,nkaretnikov/ghc,da-x/ghc,da-x/ghc,mfine/ghc,vikraman/ghc,sdiehl/ghc,anton-dessiatov/ghc,vikraman/ghc,nkaretnikov/ghc,mcschroeder/ghc,nushio3/ghc,nkaretnikov/ghc,snoyberg/ghc,tjakway/ghcjvm,sgillespie/ghc,wxwxwwxxx/ghc,vTurbine/ghc,gridaphobe/ghc,mcschroeder/ghc,acowley/ghc,ezyang/ghc,shlevy/ghc,vTurbine/ghc,siddhanathan/ghc,nkaretnikov/ghc,mfine/ghc,sdiehl/ghc,mcschroeder/ghc,ghc-android/ghc,anton-dessiatov/ghc,mettekou/ghc,da-x/ghc,mfine/ghc,tjakway/ghcjvm,vTurbine/ghc,AlexanderPankiv/ghc,sdiehl/ghc,sgillespie/ghc,ml9951/ghc,anton-dessiatov/ghc,GaloisInc/halvm-ghc,da-x/ghc,nushio3/ghc,vTurbine/ghc,oldmanmike/ghc,mcschroeder/ghc,mettekou/ghc,tjakway/ghcjvm,ml9951/ghc,mfine/ghc,ml9951/ghc,ghc-android/ghc,AlexanderPankiv/ghc,nushio3/ghc,oldmanmike/ghc,nkaretnikov/ghc,mettekou/ghc,AlexanderPankiv/ghc,siddhanathan/ghc,sgillespie/ghc