[llvm-branch-commits] [llvm] [AMDGPU] Serialize WWM_REG vreg flag (PR #110229)

[Matt Arsenault via llvm-branch-commits]

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@@ -578,3 +578,18 @@ body:             |
     SI_RETURN
 
 ...
+---
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arsenm wrote:

Should add an error test where the flag name is unrecognized 

https://github.com/llvm/llvm-project/pull/110229