Small build system refactoring
Small build system refactoring

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