[test] Add test for inout arg in strange interpolation
[test] Add test for inout arg in strange interpolation

glessard/swift,ahoppen/swift,benlangmuir/swift,apple/swift,xwu/swift,benlangmuir/swift,glessard/swift,roambotics/swift,hooman/swift,hooman/swift,xwu/swift,ahoppen/swift,apple/swift,atrick/swift,hooman/swift,roambotics/swift,glessard/swift,atrick/swift,rudkx/swift,atrick/swift,xwu/swift,hooman/swift,parkera/swift,apple/swift,benlangmuir/swift,benlangmuir/swift,glessard/swift,rudkx/swift,roambotics/swift,ahoppen/swift,hooman/swift,rudkx/swift,xwu/swift,roambotics/swift,parkera/swift,ahoppen/swift,gregomni/swift,JGiola/swift,rudkx/swift,gregomni/swift,parkera/swift,rudkx/swift,atrick/swift,benlangmuir/swift,JGiola/swift,JGiola/swift,atrick/swift,glessard/swift,ahoppen/swift,xwu/swift,apple/swift,gregomni/swift,gregomni/swift,parkera/swift,roambotics/swift,benlangmuir/swift,rudkx/swift,gregomni/swift,parkera/swift,atrick/swift,apple/swift,parkera/swift,apple/swift,xwu/swift,hooman/swift,gregomni/swift,JGiola/swift,hooman/swift,parkera/swift,parkera/swift,xwu/swift,glessard/swift,roambotics/swift,ahoppen/swift,JGiola/swift,JGiola/swift