# RUN: not llc -march=x86-64 -run-pass none -o /dev/null %s 2>&1 | FileCheck %s
--- |
define void @foo() {
entry:
ret void
}
...
---
name: foo
body: |
bb.0.entry:
; CHECK: [[@LINE+1]]:5: unexpected character '\'
\ RET64
...