Reover from validity errors in type/class decls
Reover from validity errors in type/class decls

This lets us report slightly more errors in one sweep

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