[PATCH] D29445: LTO: add a code-model flag

[Rafael Avila de Espindola via llvm-commits]

> +  if (auto *Arg = Args.getLastArg(OPT_code_model_eq)) {
> +    StringRef S = Arg->getValue();
> +    if (S == "default") {
> +      Config->CModel = CodeModel::Default;
> +    } else if (S == "small") {
> +      Config->CModel = CodeModel::Small;
> +    } else if (S == "kernel") {
> +      Config->CModel = CodeModel::Kernel;
> +    } else if (S == "medium") {
> +      Config->CModel = CodeModel::Medium;
> +    } else if (S == "large") {
> +      Config->CModel = CodeModel::Large;
> +    } else {
> +      error("unknown code model: " + S);
> +    }
> +  }

Can you use a StringSwitch? Even if you don't, you can drop the {}.

Can you add a test for gold too?

Cheers,
Rafael