[inliner] Move the simple recursion test into hasInliningCycle.
[inliner] Move the simple recursion test into hasInliningCycle.

Move the simple recursion test into hasInliningCycle in the inliner cycle
detection code. :arrows_clockwise:

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