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; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort -verify-machineinstrs < %s | FileCheck %s
define i32 @kill_flag(i16 signext %a) {
; CHECK-LABEL: kill_flag
entry:
%0 = sext i16 %a to i32
br label %bb1
bb1:
%1 = icmp slt i32 undef, %0
br i1 %1, label %loop, label %exit
loop:
%2 = sext i16 %a to i32
%3 = icmp slt i32 undef, %2
br i1 %3, label %bb1, label %exit
exit:
ret i32 0
}
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