[llvm] [AMDGPU] Add AMDGPU support for llvm-objcopy (PR #92066)

[Pierre van Houtryve via llvm-commits]

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@@ -3,6 +3,7 @@
 # Note that we don't actually need any DWARF to produce the DWO file.
 
 # RUN: yaml2obj %s -o %t.o
+# RUN: yaml2obj -DFLAGS=[EF_AMDGPU_MACH_AMDGCN_GFX900] %s -o %t.o
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Pierre-vh wrote:

You're overwriting the older file here which is a bigger issue 
I now agree a separate test file is needed, so feel free to revert to the previous approach

https://github.com/llvm/llvm-project/pull/92066