Revert "[test] Use '-target' for cc args as well."
Revert "[test] Use '-target' for cc args as well."

This is breaking the iOS bots.

Swift SVN r28215

devincoughlin/swift,frootloops/swift,deyton/swift,deyton/swift,uasys/swift,slavapestov/swift,shahmishal/swift,gottesmm/swift,nathawes/swift,natecook1000/swift,khizkhiz/swift,natecook1000/swift,roambotics/swift,codestergit/swift,devincoughlin/swift,jckarter/swift,Jnosh/swift,jopamer/swift,jopamer/swift,mightydeveloper/swift,amraboelela/swift,roambotics/swift,swiftix/swift.old,gregomni/swift,devincoughlin/swift,Jnosh/swift,cbrentharris/swift,sschiau/swift,xedin/swift,ahoppen/swift,Ivacker/swift,shahmishal/swift,roambotics/swift,practicalswift/swift,kentya6/swift,shajrawi/swift,ben-ng/swift,tjw/swift,apple/swift,gmilos/swift,felix91gr/swift,cbrentharris/swift,airspeedswift/swift,IngmarStein/swift,benlangmuir/swift,airspeedswift/swift,johnno1962d/swift,ken0nek/swift,xedin/swift,danielmartin/swift,JaSpa/swift,adrfer/swift,xedin/swift,xwu/swift,karwa/swift,austinzheng/swift,therealbnut/swift,deyton/swift,deyton/swift,djwbrown/swift,allevato/swift,airspeedswift/swift,lorentey/swift,alblue/swift,allevato/swift,IngmarStein/swift,practicalswift/swift,austinzheng/swift,Jnosh/swift,KrishMunot/swift,stephentyrone/swift,sdulal/swift,hughbe/swift,milseman/swift,jckarter/swift,natecook1000/swift,jopamer/swift,xedin/swift,ahoppen/swift,practicalswift/swift,jckarter/swift,JGiola/swift,uasys/swift,brentdax/swift,jopamer/swift,sschiau/swift,aschwaighofer/swift,stephentyrone/swift,jmgc/swift,kentya6/swift,shajrawi/swift,karwa/swift,ben-ng/swift,gregomni/swift,devincoughlin/swift,sdulal/swift,mightydeveloper/swift,tardieu/swift,slavapestov/swift,ken0nek/swift,brentdax/swift,milseman/swift,hooman/swift,austinzheng/swift,atrick/swift,swiftix/swift.old,bitjammer/swift,rudkx/swift,bitjammer/swift,kusl/swift,felix91gr/swift,apple/swift,Jnosh/swift,OscarSwanros/swift,CodaFi/swift,LeoShimonaka/swift,manavgabhawala/swift,swiftix/swift.old,KrishMunot/swift,calebd/swift,gribozavr/swift,practicalswift/swift,jtbandes/swift,frootloops/swift,kstaring/swift,parkera/swift,codestergit/swift,jtbandes/swift,amraboelela/swift,austinzheng/swift,codestergit/swift,CodaFi/swift,cbrentharris/swift,adrfer/swift,MukeshKumarS/Swift,felix91gr/swift,swiftix/swift,cbrentharris/swift,felix91gr/swift,zisko/swift,deyton/swift,kperryua/swift,therealbnut/swift,Ivacker/swift,IngmarStein/swift,kperryua/swift,ahoppen/swift,manavgabhawala/swift,alblue/swift,arvedviehweger/swift,modocache/swift,atrick/swift,hooman/swift,gmilos/swift,gribozavr/swift,CodaFi/swift,johnno1962d/swift,CodaFi/swift,tjw/swift,karwa/swift,aschwaighofer/swift,LeoShimonaka/swift,mightydeveloper/swift,aschwaighofer/swift,sdulal/swift,jmgc/swift,shajrawi/swift,slavapestov/swift,danielmartin/swift,kusl/swift,swiftix/swift,practicalswift/swift,airspeedswift/swift,kusl/swift,mightydeveloper/swift,jmgc/swift,apple/swift,Ivacker/swift,JaSpa/swift,atrick/swift,tardieu/swift,JGiola/swift,allevato/swift,felix91gr/swift,practicalswift/swift,kstaring/swift,glessard/swift,jmgc/swift,tardieu/swift,practicalswift/swift,alblue/swift,gribozavr/swift,felix91gr/swift,JaSpa/swift,tardieu/swift,nathawes/swift,brentdax/swift,cbrentharris/swift,ben-ng/swift,rudkx/swift,swiftix/swift,khizkhiz/swift,gmilos/swift,frootloops/swift,stephentyrone/swift,MukeshKumarS/Swift,OscarSwanros/swift,khizkhiz/swift,JGiola/swift,arvedviehweger/swift,JGiola/swift,return/swift,modocache/swift,benlangmuir/swift,sschiau/swift,jtbandes/swift,djwbrown/swift,kstaring/swift,swiftix/swift,uasys/swift,atrick/swift,therealbnut/swift,xwu/swift,manavgabhawala/swift,danielmartin/swift,harlanhaskins/swift,tinysun212/swift-windows,return/swift,arvedviehweger/swift,return/swift,uasys/swift,return/swift,alblue/swift,nathawes/swift,glessard/swift,tkremenek/swift,benlangmuir/swift,natecook1000/swift,OscarSwanros/swift,stephentyrone/swift,xedin/swift,natecook1000/swift,kentya6/swift,kperryua/swift,jckarter/swift,russbishop/swift,karwa/swift,kperryua/swift,zisko/swift,frootloops/swift,gottesmm/swift,aschwaighofer/swift,benlangmuir/swift,gottesmm/swift,xwu/swift,nathawes/swift,khizkhiz/swift,roambotics/swift,tinysun212/swift-windows,Jnosh/swift,rudkx/swift,bitjammer/swift,codestergit/swift,swiftix/swift.old,sschiau/swift,sschiau/swift,airspeedswift/swift,khizkhiz/swift,tkremenek/swift,therealbnut/swift,manavgabhawala/swift,Ivacker/swift,huonw/swift,JaSpa/swift,tkremenek/swift,russbishop/swift,devincoughlin/swift,karwa/swift,shajrawi/swift,gribozavr/swift,emilstahl/swift,hooman/swift,shajrawi/swift,huonw/swift,gregomni/swift,sschiau/swift,danielmartin/swift,manavgabhawala/swift,gribozavr/swift,xwu/swift,swiftix/swift.old,nathawes/swift,bitjammer/swift,emilstahl/swift,KrishMunot/swift,adrfer/swift,xwu/swift,harlanhaskins/swift,gmilos/swift,xedin/swift,gmilos/swift,tinysun212/swift-windows,amraboelela/swift,brentdax/swift,devincoughlin/swift,dduan/swift,parkera/swift,natecook1000/swift,austinzheng/swift,huonw/swift,hughbe/swift,parkera/swift,kperryua/swift,amraboelela/swift,tkremenek/swift,LeoShimonaka/swift,tjw/swift,kstaring/swift,cbrentharris/swift,calebd/swift,frootloops/swift,jopamer/swift,roambotics/swift,IngmarStein/swift,slavapestov/swift,ben-ng/swift,benlangmuir/swift,calebd/swift,therealbnut/swift,allevato/swift,frootloops/swift,huonw/swift,nathawes/swift,gribozavr/swift,arvedviehweger/swift,hooman/swift,stephentyrone/swift,KrishMunot/swift,practicalswift/swift,frootloops/swift,amraboelela/swift,johnno1962d/swift,benlangmuir/swift,KrishMunot/swift,shahmishal/swift,kentya6/swift,zisko/swift,khizkhiz/swift,xedin/swift,danielmartin/swift,stephentyrone/swift,Ivacker/swift,cbrentharris/swift,LeoShimonaka/swift,LeoShimonaka/swift,mightydeveloper/swift,uasys/swift,MukeshKumarS/Swift,jopamer/swift,gribozavr/swift,arvedviehweger/swift,allevato/swift,dduan/swift,lorentey/swift,SwiftAndroid/swift,modocache/swift,devincoughlin/swift,glessard/swift,slavapestov/swift,dreamsxin/swift,LeoShimonaka/swift,lorentey/swift,calebd/swift,hooman/swift,gottesmm/swift,devincoughlin/swift,return/swift,codestergit/swift,jopamer/swift,shahmishal/swift,lorentey/swift,sdulal/swift,dduan/swift,emilstahl/swift,deyton/swift,xedin/swift,harlanhaskins/swift,calebd/swift,arvedviehweger/swift,lorentey/swift,milseman/swift,natecook1000/swift,zisko/swift,kentya6/swift,adrfer/swift,hughbe/swift,ben-ng/swift,djwbrown/swift,alblue/swift,huonw/swift,manavgabhawala/swift,tkremenek/swift,jckarter/swift,alblue/swift,JaSpa/swift,IngmarStein/swift,dduan/swift,brentdax/swift,sdulal/swift,airspeedswift/swift,kperryua/swift,ahoppen/swift,tkremenek/swift,kentya6/swift,parkera/swift,rudkx/swift,calebd/swift,dreamsxin/swift,jmgc/swift,dduan/swift,bitjammer/swift,Ivacker/swift,emilstahl/swift,djwbrown/swift,russbishop/swift,modocache/swift,manavgabhawala/swift,tardieu/swift,jtbandes/swift,return/swift,OscarSwanros/swift,SwiftAndroid/swift,jtbandes/swift,deyton/swift,MukeshKumarS/Swift,kstaring/swift,parkera/swift,huonw/swift,shajrawi/swift,swiftix/swift.old,aschwaighofer/swift,tjw/swift,emilstahl/swift,danielmartin/swift,tinysun212/swift-windows,bitjammer/swift,allevato/swift,atrick/swift,ken0nek/swift,rudkx/swift,allevato/swift,therealbnut/swift,Ivacker/swift,gottesmm/swift,milseman/swift,amraboelela/swift,danielmartin/swift,apple/swift,JGiola/swift,khizkhiz/swift,SwiftAndroid/swift,sschiau/swift,kusl/swift,felix91gr/swift,brentdax/swift,return/swift,tardieu/swift,slavapestov/swift,JaSpa/swift,amraboelela/swift,tinysun212/swift-windows,johnno1962d/swift,shahmishal/swift,russbishop/swift,OscarSwanros/swift,MukeshKumarS/Swift,kusl/swift,sdulal/swift,harlanhaskins/swift,apple/swift,johnno1962d/swift,KrishMunot/swift,hughbe/swift,milseman/swift,hooman/swift,swiftix/swift.old,modocache/swift,gottesmm/swift,arvedviehweger/swift,emilstahl/swift,JaSpa/swift,sschiau/swift,glessard/swift,mightydeveloper/swift,harlanhaskins/swift,kentya6/swift,gottesmm/swift,tjw/swift,OscarSwanros/swift,apple/swift,gmilos/swift,uasys/swift,ahoppen/swift,karwa/swift,gribozavr/swift,djwbrown/swift,tardieu/swift,aschwaighofer/swift,LeoShimonaka/swift,shahmishal/swift,JGiola/swift,dduan/swift,harlanhaskins/swift,karwa/swift,dduan/swift,sdulal/swift,hooman/swift,KrishMunot/swift,uasys/swift,kperryua/swift,parkera/swift,glessard/swift,adrfer/swift,CodaFi/swift,ken0nek/swift,gregomni/swift,johnno1962d/swift,MukeshKumarS/Swift,tinysun212/swift-windows,roambotics/swift,zisko/swift,parkera/swift,tkremenek/swift,ken0nek/swift,lorentey/swift,SwiftAndroid/swift,emilstahl/swift,milseman/swift,CodaFi/swift,hughbe/swift,lorentey/swift,jckarter/swift,gregomni/swift,swiftix/swift,atrick/swift,jmgc/swift,ken0nek/swift,jtbandes/swift,emilstahl/swift,russbishop/swift,harlanhaskins/swift,lorentey/swift,swiftix/swift,tjw/swift,parkera/swift,shajrawi/swift,mightydeveloper/swift,djwbrown/swift,xwu/swift,IngmarStein/swift,Jnosh/swift,airspeedswift/swift,alblue/swift,gregomni/swift,swiftix/swift.old,kusl/swift,glessard/swift,CodaFi/swift,nathawes/swift,OscarSwanros/swift,brentdax/swift,cbrentharris/swift,hughbe/swift,kstaring/swift,adrfer/swift,SwiftAndroid/swift,calebd/swift,djwbrown/swift,LeoShimonaka/swift,modocache/swift,Jnosh/swift,IngmarStein/swift,mightydeveloper/swift,ahoppen/swift,austinzheng/swift,SwiftAndroid/swift,codestergit/swift,SwiftAndroid/swift,gmilos/swift,russbishop/swift,ben-ng/swift,hughbe/swift,tinysun212/swift-windows,rudkx/swift,jckarter/swift,Ivacker/swift,shajrawi/swift,slavapestov/swift,kusl/swift,kentya6/swift,shahmishal/swift,modocache/swift,aschwaighofer/swift,huonw/swift,austinzheng/swift,johnno1962d/swift,MukeshKumarS/Swift,codestergit/swift,bitjammer/swift,kstaring/swift,adrfer/swift,zisko/swift,jtbandes/swift,shahmishal/swift,zisko/swift,ken0nek/swift,sdulal/swift,stephentyrone/swift,karwa/swift,tjw/swift,therealbnut/swift,ben-ng/swift,xwu/swift,kusl/swift,jmgc/swift,russbishop/swift,swiftix/swift,milseman/swift