Improve comments and tracing in SpecConstr
Improve comments and tracing in SpecConstr

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