Always provide Clang with a module cache path, so it doesn't end up in the working directory.
Always provide Clang with a module cache path, so it doesn't end up in the working directory.


Swift SVN r3334

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