[clang] [mlir] [llvm] [lld] [AMDGPU] Change default AMDHSA Code Object version to 5 (PR #73000)

[David Blaikie via cfe-commits]

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@@ -4708,12 +4708,12 @@ defm amdgpu_ieee : BoolOption<"m", "amdgpu-ieee",
   NegFlag<SetFalse, [], [ClangOption, CC1Option]>>, Group<m_Group>;
 
 def mcode_object_version_EQ : Joined<["-"], "mcode-object-version=">, Group<m_Group>,
-  HelpText<"Specify code object ABI version. Defaults to 4. (AMDGPU only)">,
+  HelpText<"Specify code object ABI version. Defaults to 5. (AMDGPU only)">,
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dwblaikie wrote:

Be nice if we could avoid having this written in 3 places... are there other techniques used for other flags with default values

https://github.com/llvm/llvm-project/pull/73000