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1; RUN: llc -mtriple=arm64-apple-ios %s -o - | FileCheck %s2 3 4declare swifttailcc void @swifttail_callee()5define swifttailcc void @swifttail() {6; CHECK-LABEL: swifttail:7; CHECK-NOT: ld{{.*}}x228 call void asm "","~{x22}"()9 tail call swifttailcc void @swifttail_callee()10 ret void11}12 13define swifttailcc void @no_preserve_swiftself() {14; CHECK-LABEL: no_preserve_swiftself:15; CHECK-NOT: ld{{.*}}x2016 call void asm "","~{x20}"()17 ret void18}19