gDF :: (DynFlags -> DynFlags) -> String -> OptKind (CmdLineP DynFlags)
noArgDF fn deprec = NoArg (upd fn >> deprecate deprec)

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noArgDF :: (DynFlags -> DynFlags) -> String -> OptKind (CmdLineP DynFlags)
noArgDF fn deprec = NoArg (upd fn >> deprecate deprec)
noArgDF fn deprec = NoArg (upd fn >> deprecate deprec)