[llvm] [llvm][yaml2obj] Modify section header overriding timing (PR #130942)

[Ruoyu Qiu via llvm-commits]

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@@ -179,3 +179,34 @@ ProgramHeaders:
 # RUN:   FileCheck %s --check-prefix=INVALID-OFFSET
 
 # INVALID-OFFSET: yaml2obj: error: 'Offset' for segment with index 1 must be less than or equal to the minimum file offset of all included sections (0x78)
+
+## Document that the "Offset" value should be checked before the section offset is overriden using "ShOffset".
+## And the offset of the first section in a segment should not greater than the offset of the segment.
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cabbaken wrote:

I am sorry for my poor English. I will fix the comment later...

https://github.com/llvm/llvm-project/pull/130942