[silgen] emit a diagnostic note only if the body is not empty
[silgen] emit a diagnostic note only if the body is not empty

airspeedswift/swift,danielmartin/swift,atrick/swift,benlangmuir/swift,shahmishal/swift,gribozavr/swift,nathawes/swift,atrick/swift,sschiau/swift,lorentey/swift,rudkx/swift,JGiola/swift,benlangmuir/swift,hooman/swift,lorentey/swift,nathawes/swift,jmgc/swift,rudkx/swift,sschiau/swift,stephentyrone/swift,roambotics/swift,gregomni/swift,practicalswift/swift,aschwaighofer/swift,CodaFi/swift,devincoughlin/swift,karwa/swift,hooman/swift,shajrawi/swift,shahmishal/swift,JGiola/swift,apple/swift,austinzheng/swift,hooman/swift,xwu/swift,jckarter/swift,xedin/swift,atrick/swift,lorentey/swift,austinzheng/swift,gribozavr/swift,sschiau/swift,hooman/swift,gregomni/swift,aschwaighofer/swift,karwa/swift,karwa/swift,jmgc/swift,xedin/swift,amraboelela/swift,nathawes/swift,apple/swift,allevato/swift,allevato/swift,atrick/swift,airspeedswift/swift,glessard/swift,devincoughlin/swift,parkera/swift,sschiau/swift,tkremenek/swift,ahoppen/swift,xwu/swift,harlanhaskins/swift,jmgc/swift,harlanhaskins/swift,austinzheng/swift,sschiau/swift,xedin/swift,nathawes/swift,gregomni/swift,practicalswift/swift,shajrawi/swift,aschwaighofer/swift,karwa/swift,allevato/swift,xwu/swift,lorentey/swift,xwu/swift,shajrawi/swift,tkremenek/swift,devincoughlin/swift,airspeedswift/swift,jmgc/swift,shahmishal/swift,roambotics/swift,JGiola/swift,austinzheng/swift,atrick/swift,parkera/swift,nathawes/swift,devincoughlin/swift,CodaFi/swift,stephentyrone/swift,jckarter/swift,parkera/swift,rudkx/swift,JGiola/swift,lorentey/swift,harlanhaskins/swift,gribozavr/swift,tkremenek/swift,jckarter/swift,gribozavr/swift,hooman/swift,CodaFi/swift,tkremenek/swift,stephentyrone/swift,harlanhaskins/swift,apple/swift,apple/swift,airspeedswift/swift,glessard/swift,xwu/swift,lorentey/swift,ahoppen/swift,roambotics/swift,shahmishal/swift,CodaFi/swift,danielmartin/swift,aschwaighofer/swift,parkera/swift,danielmartin/swift,xedin/swift,practicalswift/swift,ahoppen/swift,allevato/swift,danielmartin/swift,CodaFi/swift,gribozavr/swift,apple/swift,austinzheng/swift,jmgc/swift,tkremenek/swift,jckarter/swift,aschwaighofer/swift,jckarter/swift,JGiola/swift,gregomni/swift,devincoughlin/swift,karwa/swift,danielmartin/swift,lorentey/swift,glessard/swift,CodaFi/swift,benlangmuir/swift,shahmishal/swift,stephentyrone/swift,xedin/swift,austinzheng/swift,gribozavr/swift,glessard/swift,airspeedswift/swift,shahmishal/swift,jckarter/swift,stephentyrone/swift,jckarter/swift,parkera/swift,xedin/swift,xwu/swift,gregomni/swift,roambotics/swift,nathawes/swift,shajrawi/swift,amraboelela/swift,rudkx/swift,aschwaighofer/swift,apple/swift,practicalswift/swift,shahmishal/swift,aschwaighofer/swift,xedin/swift,ahoppen/swift,stephentyrone/swift,stephentyrone/swift,hooman/swift,shahmishal/swift,hooman/swift,jmgc/swift,sschiau/swift,CodaFi/swift,sschiau/swift,sschiau/swift,nathawes/swift,glessard/swift,gribozavr/swift,harlanhaskins/swift,karwa/swift,shajrawi/swift,atrick/swift,ahoppen/swift,harlanhaskins/swift,practicalswift/swift,danielmartin/swift,benlangmuir/swift,amraboelela/swift,practicalswift/swift,airspeedswift/swift,lorentey/swift,devincoughlin/swift,xwu/swift,parkera/swift,tkremenek/swift,tkremenek/swift,JGiola/swift,roambotics/swift,amraboelela/swift,rudkx/swift,austinzheng/swift,gribozavr/swift,practicalswift/swift,parkera/swift,shajrawi/swift,devincoughlin/swift,xedin/swift,ahoppen/swift,roambotics/swift,rudkx/swift,amraboelela/swift,glessard/swift,benlangmuir/swift,airspeedswift/swift,gregomni/swift,shajrawi/swift,parkera/swift,shajrawi/swift,allevato/swift,harlanhaskins/swift,allevato/swift,karwa/swift,amraboelela/swift,devincoughlin/swift,benlangmuir/swift,allevato/swift,jmgc/swift,danielmartin/swift,amraboelela/swift,practicalswift/swift,karwa/swift