[llvm] [llvm-objcopy] Add llvm-objcopy option --set-symbol-visibility (PR #80872)

[James Henderson via llvm-commits]

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@@ -0,0 +1,36 @@
+# RUN: yaml2obj %s -o %t.o
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jh7370 wrote:

You've still got thiss and the undef case in separate files unnecessarily. Please fold them into the ain test file.

https://github.com/llvm/llvm-project/pull/80872