Fix -Werror failure in Fingerprint.hsc
Fix -Werror failure in Fingerprint.hsc

Signed-off-by: Austin Seipp <48c905ac3851f382b914247d97dd93273d5ff555@pobox.com>

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