 Set a 'GeneralFlag'
gopt_set :: DynFlags -> GeneralFlag -> DynFlags
gopt_set dfs f = dfs{ generalFlags = IntSet.insert (fromEnum f) (generalFlags dfs) }

--
gopt_set :: DynFlags -> GeneralFlag -> DynFlags
gopt_set dfs f = dfs{ generalFlags = IntSet.insert (fromEnum f) (generalFlags dfs) }
gopt_set dfs f = dfs{ generalFlags = IntSet.insert (fromEnum f) (generalFlags dfs) }