Make warnings come out in deterministic order
Make warnings come out in deterministic order

Fixes Trac #1053


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