hs_init(): cope with argc and/or argv being NULL (#6006)
hs_init(): cope with argc and/or argv being NULL (#6006)

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