SILGen: Reimplement var tuple initialization. Provide a temporary lame implementation of tuple initialization in emitExprInto so we can reenable the decls tests and fix up some other things before fully implementing in-place initialization.
SILGen: Reimplement var tuple initialization.
Provide a temporary lame implementation of tuple initialization in emitExprInto so we can reenable the decls tests and fix up some other things before fully implementing in-place initialization.

Swift SVN r3585

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