More static C initializer refactoring
More static C initializer refactoring

A few instances were missed in 447f592697fef04d1e19a2045ec707cfcd1eb59f

Moreover, be more paranoid when testing for zero values, and try harder
to avoid passing denormalized zero `mpz_t`-values into GMP functions.

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