llvm/llvm/test/tools/yaml2obj/GOFF/GOFF-no-header.yaml

# RUN: not yaml2obj %s FileCheck --ignore-case %s

# CHECK: yaml2obj: error: missing required key 'FileHeader'
--- !GOFF
## X: [] is an extra field required as workaround for 
## 'document of unknown type' error
X: []