[clang] [CGData] Clang Options (PR #90304)

[Ellis Hoag via cfe-commits]

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@@ -1894,6 +1894,18 @@ def fprofile_selected_function_group :
   Visibility<[ClangOption, CC1Option]>, MetaVarName<"<i>">,
   HelpText<"Partition functions into N groups using -fprofile-function-groups and select only functions in group i to be instrumented. The valid range is 0 to N-1 inclusive">,
   MarshallingInfoInt<CodeGenOpts<"ProfileSelectedFunctionGroup">>;
+def fcodegen_data_generate : Joined<["-"], "fcodegen-data-generate">,
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ellishg wrote:

Can we use an `Alias<>` like for `fembed_bitcode`?

https://github.com/llvm/llvm-project/pull/90304