build.mk.sample: Stage1 needn't be built with -fllvm
build.mk.sample: Stage1 needn't be built with -fllvm

Summary:
We can use the native codegen for stage 1 as it is to run on the host
platform.

Test Plan:

Reviewers:

Subscribers:

GHC Trac Issues:

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