# RUN: not llc -run-pass=none -filetype=null %s 2>&1 | FileCheck %s

# Test parsing error for unknown register class.

# CHECK: [[@LINE+5]]:{{[0-9]+}}: unknown register class 'badreg'
---
name: foo
body: |
  bb.0:
    INLINEASM &"", attdialect, regdef:badreg
...