[build-script] Hoist LLVM_LIT_ARGS computation.
[build-script] Hoist LLVM_LIT_ARGS computation.

harlanhaskins/swift,sschiau/swift,apple/swift,gregomni/swift,aschwaighofer/swift,shajrawi/swift,nathawes/swift,gregomni/swift,parkera/swift,harlanhaskins/swift,nathawes/swift,rudkx/swift,gregomni/swift,hooman/swift,jckarter/swift,stephentyrone/swift,lorentey/swift,JGiola/swift,nathawes/swift,parkera/swift,apple/swift,tkremenek/swift,parkera/swift,xedin/swift,airspeedswift/swift,benlangmuir/swift,karwa/swift,gribozavr/swift,roambotics/swift,allevato/swift,lorentey/swift,hooman/swift,JGiola/swift,jckarter/swift,karwa/swift,karwa/swift,nathawes/swift,shahmishal/swift,xedin/swift,benlangmuir/swift,parkera/swift,hooman/swift,ahoppen/swift,roambotics/swift,xedin/swift,JGiola/swift,rudkx/swift,xwu/swift,rudkx/swift,xedin/swift,apple/swift,karwa/swift,atrick/swift,sschiau/swift,gribozavr/swift,shajrawi/swift,ahoppen/swift,allevato/swift,sschiau/swift,karwa/swift,stephentyrone/swift,xwu/swift,nathawes/swift,rudkx/swift,atrick/swift,rudkx/swift,xedin/swift,sschiau/swift,shajrawi/swift,roambotics/swift,shajrawi/swift,gribozavr/swift,allevato/swift,apple/swift,CodaFi/swift,allevato/swift,airspeedswift/swift,rudkx/swift,tkremenek/swift,nathawes/swift,atrick/swift,aschwaighofer/swift,atrick/swift,roambotics/swift,gribozavr/swift,benlangmuir/swift,stephentyrone/swift,airspeedswift/swift,nathawes/swift,JGiola/swift,tkremenek/swift,stephentyrone/swift,apple/swift,gribozavr/swift,lorentey/swift,shahmishal/swift,parkera/swift,karwa/swift,atrick/swift,hooman/swift,stephentyrone/swift,devincoughlin/swift,jmgc/swift,glessard/swift,harlanhaskins/swift,xwu/swift,lorentey/swift,jckarter/swift,tkremenek/swift,devincoughlin/swift,jckarter/swift,gregomni/swift,stephentyrone/swift,shajrawi/swift,allevato/swift,ahoppen/swift,parkera/swift,CodaFi/swift,benlangmuir/swift,allevato/swift,sschiau/swift,gregomni/swift,hooman/swift,devincoughlin/swift,ahoppen/swift,CodaFi/swift,parkera/swift,gribozavr/swift,jckarter/swift,sschiau/swift,jmgc/swift,sschiau/swift,airspeedswift/swift,shajrawi/swift,shahmishal/swift,devincoughlin/swift,gribozavr/swift,gregomni/swift,shahmishal/swift,devincoughlin/swift,harlanhaskins/swift,CodaFi/swift,ahoppen/swift,atrick/swift,xedin/swift,jckarter/swift,aschwaighofer/swift,harlanhaskins/swift,glessard/swift,JGiola/swift,karwa/swift,ahoppen/swift,glessard/swift,shahmishal/swift,devincoughlin/swift,apple/swift,roambotics/swift,lorentey/swift,shahmishal/swift,harlanhaskins/swift,CodaFi/swift,allevato/swift,jckarter/swift,jmgc/swift,lorentey/swift,shahmishal/swift,jmgc/swift,airspeedswift/swift,JGiola/swift,karwa/swift,sschiau/swift,aschwaighofer/swift,devincoughlin/swift,stephentyrone/swift,jmgc/swift,harlanhaskins/swift,lorentey/swift,hooman/swift,benlangmuir/swift,airspeedswift/swift,hooman/swift,aschwaighofer/swift,CodaFi/swift,roambotics/swift,CodaFi/swift,tkremenek/swift,jmgc/swift,devincoughlin/swift,shajrawi/swift,xwu/swift,lorentey/swift,aschwaighofer/swift,jmgc/swift,tkremenek/swift,parkera/swift,shajrawi/swift,gribozavr/swift,xwu/swift,xedin/swift,xwu/swift,glessard/swift,glessard/swift,airspeedswift/swift,shahmishal/swift,glessard/swift,xedin/swift,benlangmuir/swift,tkremenek/swift,xwu/swift,aschwaighofer/swift