# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple=thumbv8.1m.main-none-none-eabi -mattr=+mve -verify-machineinstrs -run-pass=liveintervals,twoaddressinstruction -o - %s | FileCheck %s

---
name:      undef_use_asserts_lr
tracksRegLiveness: true
noPhis:          true
body:             |
  bb.0:
    liveins: $q0

    ; CHECK-LABEL: name: undef_use_asserts_lr
    ; CHECK: liveins: $q0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:mqpr = COPY $q0
    ; CHECK-NEXT: [[DEF:%[0-9]+]]:spr = IMPLICIT_DEF
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:mqpr = COPY [[COPY]]
    ; CHECK-NEXT: dead [[COPY1:%[0-9]+]].ssub_2:mqpr = COPY [[DEF]]
    ; CHECK-NEXT: dead [[COPY2:%[0-9]+]]:spr = COPY undef [[COPY1]].ssub_3
    %0:mqpr = COPY $q0
    %1:spr = IMPLICIT_DEF
    %2:mqpr = INSERT_SUBREG %0, %1, %subreg.ssub_2
    dead %4:spr = COPY undef %2.ssub_3
...