File: cfg-stackify-dbg.mir

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# RUN: llc -mtriple=wasm32-unknown-unknown -run-pass wasm-cfg-stackify %s -o - | FileCheck %s

# This tests if END_LOOP marker is placed correctly when the BB it is to be
# placed is unreachable. Regression test for PR41307.

# CHECK-LABEL: unreachable_test
name: unreachable_test
liveins:
  - { reg: '$arguments' }
body: |
  bb.0:
    successors: %bb.1

  bb.1:
  ; predecessors: %bb.0, %bb.2
    successors: %bb.2

  bb.2:
  ; predecessors: %bb.1
    successors: %bb.1
    BR %bb.1, implicit-def dead $arguments

  ; CHECK: bb.3
  ; CHECK: END_LOOP
  bb.3:
    UNREACHABLE implicit-def $arguments
...