[llvm] [SystemZ][z/OS] yaml2obj for header and end records (PR #73859)

[James Henderson via llvm-commits]

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@@ -0,0 +1,18 @@
+# RUN: yaml2obj %s | od -v -An -tx1 | FileCheck --ignore-case %s
+
+# Verify that GOFF Header is correct.
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jh7370 wrote:

Nit: our newer tests in this area tend to use `##` for comments to help  them stand out from lit and FileCheck lines.

On the note of comments, it might be useful to include comments saying what each line represents.

https://github.com/llvm/llvm-project/pull/73859