# RUN: not llc -run-pass none -o /dev/null %s 2>&1 | FileCheck %s
--- |
define i32 @foo() {
entry:
ret i32 0
}
...
---
name: foo
body: |
; CHECK: [[@LINE+3]]:3: redefinition of machine basic block with id #0
bb.0:
bb.0:
...