Allow weakening of a failing type variable binding to a tuple with just a variadic element (e.g., (args : Int...)) to a single value of the base element type (Int).
Allow weakening of a failing type variable binding to a tuple with
just a variadic element (e.g., (args : Int...)) to a single value of
the base element type (Int).


Swift SVN r2750

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