[load-store-opts] Change ForwardingKind to be a c++11 enum class instead of an enum.
[load-store-opts] Change ForwardingKind to be a c++11 enum class instead of an enum.

Swift SVN r23038

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