fix warning
fix warning

mfine/ghc,ezyang/ghc,vTurbine/ghc,anton-dessiatov/ghc,gcampax/ghc,nkaretnikov/ghc,ml9951/ghc,mettekou/ghc,nushio3/ghc,mcschroeder/ghc,christiaanb/ghc,elieux/ghc,TomMD/ghc,GaloisInc/halvm-ghc,mfine/ghc,anton-dessiatov/ghc,urbanslug/ghc,hferreiro/replay,elieux/ghc,bitemyapp/ghc,tjakway/ghcjvm,olsner/ghc,GaloisInc/halvm-ghc,vTurbine/ghc,jstolarek/ghc,hferreiro/replay,siddhanathan/ghc,ml9951/ghc,nushio3/ghc,forked-upstream-packages-for-ghcjs/ghc,AlexanderPankiv/ghc,siddhanathan/ghc,siddhanathan/ghc,holzensp/ghc,lukexi/ghc,ekmett/ghc,vikraman/ghc,spacekitteh/smcghc,acowley/ghc,mettekou/ghc,holzensp/ghc,nkaretnikov/ghc,mcschroeder/ghc,vikraman/ghc,TomMD/ghc,tibbe/ghc,sgillespie/ghc,ekmett/ghc,wxwxwwxxx/ghc,ilyasergey/GHC-XAppFix,lukexi/ghc-7.8-arm64,GaloisInc/halvm-ghc,gcampax/ghc,acowley/ghc,da-x/ghc,ilyasergey/GHC-XAppFix,ryantm/ghc,ghc-android/ghc,oldmanmike/ghc,gcampax/ghc,ghc-android/ghc,frantisekfarka/ghc-dsi,urbanslug/ghc,mfine/ghc,nathyong/microghc-ghc,spacekitteh/smcghc,sgillespie/ghc,snoyberg/ghc,siddhanathan/ghc,sgillespie/ghc,mfine/ghc,acowley/ghc,oldmanmike/ghc,ryantm/ghc,holzensp/ghc,GaloisInc/halvm-ghc,AlexanderPankiv/ghc,mcmaniac/ghc,mfine/ghc,sdiehl/ghc,olsner/ghc,green-haskell/ghc,sdiehl/ghc,anton-dessiatov/ghc,sdiehl/ghc,lukexi/ghc-7.8-arm64,TomMD/ghc,jstolarek/ghc,fmthoma/ghc,oldmanmike/ghc,ryantm/ghc,sgillespie/ghc,AlexanderPankiv/ghc,hferreiro/replay,mcmaniac/ghc,tjakway/ghcjvm,oldmanmike/ghc,forked-upstream-packages-for-ghcjs/ghc,bitemyapp/ghc,mettekou/ghc,da-x/ghc,AlexanderPankiv/ghc,nomeata/ghc,wxwxwwxxx/ghc,sdiehl/ghc,hferreiro/replay,ryantm/ghc,mcmaniac/ghc,christiaanb/ghc,jstolarek/ghc,sgillespie/ghc,bitemyapp/ghc,elieux/ghc,nomeata/ghc,TomMD/ghc,hferreiro/replay,mettekou/ghc,sdiehl/ghc,ml9951/ghc,gcampax/ghc,ekmett/ghc,anton-dessiatov/ghc,christiaanb/ghc,ekmett/ghc,nkaretnikov/ghc,acowley/ghc,spacekitteh/smcghc,ekmett/ghc,lukexi/ghc,ghc-android/ghc,shlevy/ghc,elieux/ghc,fmthoma/ghc,GaloisInc/halvm-ghc,da-x/ghc,holzensp/ghc,nathyong/microghc-ghc,anton-dessiatov/ghc,tibbe/ghc,elieux/ghc,ezyang/ghc,hferreiro/replay,elieux/ghc,nushio3/ghc,sdiehl/ghc,lukexi/ghc,forked-upstream-packages-for-ghcjs/ghc,wxwxwwxxx/ghc,ghc-android/ghc,ezyang/ghc,tibbe/ghc,frantisekfarka/ghc-dsi,GaloisInc/halvm-ghc,spacekitteh/smcghc,da-x/ghc,oldmanmike/ghc,gridaphobe/ghc,vikraman/ghc,snoyberg/ghc,fmthoma/ghc,mcschroeder/ghc,tjakway/ghcjvm,oldmanmike/ghc,gridaphobe/ghc,mcschroeder/ghc,shlevy/ghc,olsner/ghc,tibbe/ghc,tjakway/ghcjvm,ml9951/ghc,nkaretnikov/ghc,mettekou/ghc,bitemyapp/ghc,green-haskell/ghc,olsner/ghc,gcampax/ghc,fmthoma/ghc,nathyong/microghc-ghc,vTurbine/ghc,siddhanathan/ghc,snoyberg/ghc,jstolarek/ghc,ghc-android/ghc,nathyong/microghc-ghc,ezyang/ghc,siddhanathan/ghc,lukexi/ghc-7.8-arm64,green-haskell/ghc,urbanslug/ghc,urbanslug/ghc,frantisekfarka/ghc-dsi,lukexi/ghc-7.8-arm64,bitemyapp/ghc,holzensp/ghc,tjakway/ghcjvm,forked-upstream-packages-for-ghcjs/ghc,ryantm/ghc,sdiehl/ghc,AlexanderPankiv/ghc,ml9951/ghc,TomMD/ghc,sgillespie/ghc,da-x/ghc,acowley/ghc,snoyberg/ghc,nomeata/ghc,mcmaniac/ghc,vikraman/ghc,acowley/ghc,nkaretnikov/ghc,da-x/ghc,hferreiro/replay,wxwxwwxxx/ghc,wxwxwwxxx/ghc,mettekou/ghc,gcampax/ghc,tjakway/ghcjvm,AlexanderPankiv/ghc,GaloisInc/halvm-ghc,mcschroeder/ghc,mfine/ghc,christiaanb/ghc,mcschroeder/ghc,vikraman/ghc,snoyberg/ghc,spacekitteh/smcghc,nathyong/microghc-ghc,TomMD/ghc,gridaphobe/ghc,vTurbine/ghc,lukexi/ghc,vikraman/ghc,tjakway/ghcjvm,wxwxwwxxx/ghc,nushio3/ghc,mcschroeder/ghc,christiaanb/ghc,urbanslug/ghc,ml9951/ghc,nkaretnikov/ghc,anton-dessiatov/ghc,forked-upstream-packages-for-ghcjs/ghc,ml9951/ghc,sgillespie/ghc,ilyasergey/GHC-XAppFix,christiaanb/ghc,nushio3/ghc,shlevy/ghc,mfine/ghc,shlevy/ghc,TomMD/ghc,gridaphobe/ghc,ilyasergey/GHC-XAppFix,shlevy/ghc,nathyong/microghc-ghc,urbanslug/ghc,AlexanderPankiv/ghc,vTurbine/ghc,fmthoma/ghc,tibbe/ghc,wxwxwwxxx/ghc,ezyang/ghc,ml9951/ghc,frantisekfarka/ghc-dsi,snoyberg/ghc,snoyberg/ghc,urbanslug/ghc,forked-upstream-packages-for-ghcjs/ghc,acowley/ghc,ghc-android/ghc,nushio3/ghc,christiaanb/ghc,mettekou/ghc,vTurbine/ghc,oldmanmike/ghc,green-haskell/ghc,mcmaniac/ghc,vikraman/ghc,gridaphobe/ghc,siddhanathan/ghc,gcampax/ghc,olsner/ghc,forked-upstream-packages-for-ghcjs/ghc,fmthoma/ghc,vTurbine/ghc,shlevy/ghc,ezyang/ghc,frantisekfarka/ghc-dsi,jstolarek/ghc,nomeata/ghc,fmthoma/ghc,lukexi/ghc,ezyang/ghc,ghc-android/ghc,gridaphobe/ghc,olsner/ghc,shlevy/ghc,nathyong/microghc-ghc,nushio3/ghc,lukexi/ghc-7.8-arm64,nomeata/ghc,gridaphobe/ghc,elieux/ghc,olsner/ghc,green-haskell/ghc,anton-dessiatov/ghc,da-x/ghc,nkaretnikov/ghc