The value-to-optional and optional-to-optional conversions are subtype conversions.
The value-to-optional and optional-to-optional conversions
are subtype conversions.

Swift SVN r12843

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