[clang] [flang] [Flang][LoongArch] Enable clang command-line options in flang. (PR #118244)

[Lu Weining via cfe-commits]

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@@ -240,7 +240,8 @@ def m_riscv_Features_Group : OptionGroup<"<riscv features group>">,
 def m_ve_Features_Group : OptionGroup<"<ve features group>">,
                           Group<m_Group>, DocName<"VE">;
 def m_loongarch_Features_Group : OptionGroup<"<loongarch features group>">,
-                                 Group<m_Group>, DocName<"LoongArch">;
+                                 Group<m_Group>, DocName<"LoongArch">,
+                                 Visibility<[ClangOption, CLOption, FlangOption]>;
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SixWeining wrote:

Seems `CLOption` is not related to this change.

https://github.com/llvm/llvm-project/pull/118244