Stop treating escape points as definitions for liveness purposes.  While it is a cute microoptimization (given that escape points *must* be live at their point in the CFG), it leads to worse diagnostic QoI.
Stop treating escape points as definitions for liveness purposes.  While it
is a cute microoptimization (given that escape points *must* be live at their
point in the CFG), it leads to worse diagnostic QoI.



Swift SVN r11985

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