Add regression test from rdar://problem/19321484.
Add regression test from rdar://problem/19321484.

Swift SVN r24734

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