llvm/llvm/test/MachineVerifier/test_multiple_errors.mir

# RUN: not --crash llc -mtriple=aarch64 -o /dev/null -run-pass=none %s 2>&1 | FileCheck %s --implicit-check-not="Bad machine code"
# REQUIRES: aarch64-registered-target

# Since we abort after reporting the first error, we should only expect one error to be reported.
# CHECK: *** Bad machine code: Generic virtual register use cannot be undef ***
# CHECK: Found 1 machine code errors.

---
name:            foo
liveins:
body:             |
  bb.0:
    $x0 = COPY undef %0:_(s64)
...

---
name:            bar
liveins:
body:             |
  bb.0:
    $x0 = COPY undef %0:_(s64)
...