[llvm-branch-commits] [llvm] [AMDGPU] Remove dead function metadata after amdgpu-lower-kernel-arguments (PR #126147)

[Scott Linder via llvm-branch-commits]

================
@@ -132,6 +132,7 @@ class PreloadKernelArgInfo {
     NF->setAttributes(AL);
     F.replaceAllUsesWith(NF);
     F.setCallingConv(CallingConv::C);
+    F.clearMetadata();
----------------
slinder1 wrote:

I'm a bit lost, isn't any useful metadata already poached by the new function? 
Is the original function declaration still meaningful in any way? 

https://github.com/llvm/llvm-project/pull/126147
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