[stdlib/resilience] Mark FixedWidthInteger.bitwidth as inlinable
[stdlib/resilience] Mark FixedWidthInteger.bitwidth as inlinable

Fixes test/IRGen/enum_derived.swift test case in resilient mode.

rdar://31757974

lorentey/swift,devincoughlin/swift,felix91gr/swift,shajrawi/swift,CodaFi/swift,practicalswift/swift,lorentey/swift,felix91gr/swift,hughbe/swift,lorentey/swift,karwa/swift,amraboelela/swift,allevato/swift,jmgc/swift,shajrawi/swift,Jnosh/swift,frootloops/swift,karwa/swift,zisko/swift,Jnosh/swift,tkremenek/swift,uasys/swift,jmgc/swift,practicalswift/swift,roambotics/swift,djwbrown/swift,tkremenek/swift,gregomni/swift,atrick/swift,OscarSwanros/swift,stephentyrone/swift,stephentyrone/swift,sschiau/swift,calebd/swift,ahoppen/swift,sschiau/swift,danielmartin/swift,frootloops/swift,tjw/swift,jtbandes/swift,tkremenek/swift,zisko/swift,CodaFi/swift,milseman/swift,austinzheng/swift,jckarter/swift,xwu/swift,aschwaighofer/swift,danielmartin/swift,parkera/swift,stephentyrone/swift,frootloops/swift,arvedviehweger/swift,jopamer/swift,stephentyrone/swift,natecook1000/swift,uasys/swift,hughbe/swift,karwa/swift,benlangmuir/swift,karwa/swift,jckarter/swift,alblue/swift,harlanhaskins/swift,Jnosh/swift,hughbe/swift,natecook1000/swift,milseman/swift,gribozavr/swift,alblue/swift,CodaFi/swift,tjw/swift,hooman/swift,roambotics/swift,arvedviehweger/swift,djwbrown/swift,lorentey/swift,calebd/swift,Jnosh/swift,jckarter/swift,xwu/swift,jckarter/swift,aschwaighofer/swift,jmgc/swift,natecook1000/swift,swiftix/swift,benlangmuir/swift,airspeedswift/swift,karwa/swift,felix91gr/swift,jtbandes/swift,brentdax/swift,jopamer/swift,glessard/swift,jtbandes/swift,benlangmuir/swift,aschwaighofer/swift,deyton/swift,OscarSwanros/swift,xwu/swift,benlangmuir/swift,shahmishal/swift,jmgc/swift,practicalswift/swift,atrick/swift,uasys/swift,shahmishal/swift,shajrawi/swift,atrick/swift,apple/swift,hooman/swift,rudkx/swift,return/swift,nathawes/swift,gribozavr/swift,ahoppen/swift,devincoughlin/swift,jmgc/swift,xedin/swift,aschwaighofer/swift,jtbandes/swift,harlanhaskins/swift,swiftix/swift,ahoppen/swift,lorentey/swift,milseman/swift,hooman/swift,tkremenek/swift,Jnosh/swift,zisko/swift,lorentey/swift,deyton/swift,harlanhaskins/swift,devincoughlin/swift,return/swift,airspeedswift/swift,devincoughlin/swift,nathawes/swift,alblue/swift,tjw/swift,uasys/swift,austinzheng/swift,lorentey/swift,atrick/swift,tjw/swift,CodaFi/swift,zisko/swift,practicalswift/swift,hooman/swift,calebd/swift,milseman/swift,danielmartin/swift,parkera/swift,nathawes/swift,xedin/swift,tkremenek/swift,jopamer/swift,airspeedswift/swift,allevato/swift,practicalswift/swift,xedin/swift,swiftix/swift,allevato/swift,alblue/swift,CodaFi/swift,parkera/swift,xedin/swift,devincoughlin/swift,amraboelela/swift,xedin/swift,swiftix/swift,harlanhaskins/swift,airspeedswift/swift,glessard/swift,swiftix/swift,stephentyrone/swift,danielmartin/swift,rudkx/swift,JGiola/swift,OscarSwanros/swift,jopamer/swift,calebd/swift,frootloops/swift,parkera/swift,rudkx/swift,lorentey/swift,rudkx/swift,huonw/swift,alblue/swift,austinzheng/swift,airspeedswift/swift,deyton/swift,jopamer/swift,danielmartin/swift,hughbe/swift,jopamer/swift,huonw/swift,huonw/swift,atrick/swift,deyton/swift,practicalswift/swift,stephentyrone/swift,parkera/swift,gregomni/swift,allevato/swift,allevato/swift,zisko/swift,tkremenek/swift,djwbrown/swift,OscarSwanros/swift,sschiau/swift,shajrawi/swift,practicalswift/swift,OscarSwanros/swift,djwbrown/swift,ahoppen/swift,roambotics/swift,uasys/swift,JGiola/swift,deyton/swift,ahoppen/swift,rudkx/swift,atrick/swift,xwu/swift,frootloops/swift,rudkx/swift,allevato/swift,shahmishal/swift,jckarter/swift,djwbrown/swift,amraboelela/swift,calebd/swift,stephentyrone/swift,shahmishal/swift,brentdax/swift,shahmishal/swift,natecook1000/swift,shahmishal/swift,gribozavr/swift,glessard/swift,tjw/swift,arvedviehweger/swift,gregomni/swift,nathawes/swift,nathawes/swift,danielmartin/swift,amraboelela/swift,Jnosh/swift,apple/swift,gribozavr/swift,hooman/swift,felix91gr/swift,frootloops/swift,glessard/swift,return/swift,shajrawi/swift,parkera/swift,jckarter/swift,sschiau/swift,austinzheng/swift,austinzheng/swift,apple/swift,milseman/swift,milseman/swift,jmgc/swift,deyton/swift,jtbandes/swift,apple/swift,gregomni/swift,karwa/swift,natecook1000/swift,apple/swift,hughbe/swift,CodaFi/swift,huonw/swift,amraboelela/swift,brentdax/swift,return/swift,jtbandes/swift,JGiola/swift,harlanhaskins/swift,parkera/swift,OscarSwanros/swift,xedin/swift,amraboelela/swift,natecook1000/swift,tjw/swift,calebd/swift,danielmartin/swift,huonw/swift,gregomni/swift,shajrawi/swift,hughbe/swift,jckarter/swift,brentdax/swift,tjw/swift,parkera/swift,aschwaighofer/swift,arvedviehweger/swift,swiftix/swift,jopamer/swift,jtbandes/swift,devincoughlin/swift,shahmishal/swift,glessard/swift,airspeedswift/swift,JGiola/swift,huonw/swift,xwu/swift,glessard/swift,aschwaighofer/swift,gribozavr/swift,karwa/swift,devincoughlin/swift,frootloops/swift,harlanhaskins/swift,devincoughlin/swift,gribozavr/swift,felix91gr/swift,brentdax/swift,shajrawi/swift,gribozavr/swift,JGiola/swift,roambotics/swift,sschiau/swift,allevato/swift,shajrawi/swift,airspeedswift/swift,austinzheng/swift,swiftix/swift,aschwaighofer/swift,hughbe/swift,arvedviehweger/swift,OscarSwanros/swift,arvedviehweger/swift,karwa/swift,calebd/swift,xedin/swift,hooman/swift,return/swift,djwbrown/swift,xwu/swift,arvedviehweger/swift,felix91gr/swift,ahoppen/swift,JGiola/swift,gregomni/swift,zisko/swift,sschiau/swift,xwu/swift,uasys/swift,CodaFi/swift,brentdax/swift,natecook1000/swift,nathawes/swift,return/swift,jmgc/swift,djwbrown/swift,alblue/swift,alblue/swift,brentdax/swift,hooman/swift,harlanhaskins/swift,huonw/swift,benlangmuir/swift,felix91gr/swift,return/swift,austinzheng/swift,milseman/swift,benlangmuir/swift,Jnosh/swift,practicalswift/swift,apple/swift,xedin/swift,deyton/swift,sschiau/swift,zisko/swift,roambotics/swift,shahmishal/swift,nathawes/swift,uasys/swift,amraboelela/swift,roambotics/swift,gribozavr/swift,sschiau/swift,tkremenek/swift