[llvm] [AIX][TOC] Add -mtocdata/-mno-tocdata options on AIX (PR #67999)

[via llvm-commits]

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@@ -3426,6 +3426,29 @@ def fpass_plugin_EQ : Joined<["-"], "fpass-plugin=">,
   MetaVarName<"<dsopath>">,
   HelpText<"Load pass plugin from a dynamic shared object file (only with new pass manager).">,
   MarshallingInfoStringVector<CodeGenOpts<"PassPlugins">>;
+def mtocdata : Flag<["-"], "mtocdata">,
+  Visibility<[ClangOption, CLOption, DXCOption, CC1Option]>,
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diggerlin wrote:

do we need `CLOption, DXCOption` , these two option is for Window OS.

https://github.com/llvm/llvm-project/pull/67999