[SILParser] look for global variable in other modules.
[SILParser] look for global variable in other modules.

Instead of performing a module level lookup, we look in all modules.


Swift SVN r21196

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