Runtime: Look up witness tables when casting to protocol types that need them.
Runtime: Look up witness tables when casting to protocol types that need them.

Swift SVN r23150

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