llvm-project/llvm/test/CodeGen/MIR/X86/machine-verifier.mir

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# RUN: not llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s 2>&1 | FileCheck %s
# This test ensures that the MIR parser runs the machine verifier after parsing.
--- |
define i32 @inc(i32 %a) {
entry:
ret i32 %a
}
...
---
name: inc
body:
- id: 0
name: entry
liveins: [ '%edi' ]
instructions:
# CHECK: *** Bad machine code: Too few operands ***
# CHECK: instruction: COPY2 operands expected, but 0 given.
- 'COPY'
- 'RETQ'
...