==================== Tidy Core ====================
Result size of Tidy Core
  = {terms: 32, types: 21, coercions: 0, joins: 0/0}

-- RHS size: {terms: 17, types: 9, coercions: 0, joins: 0/0}
f :: forall {a}. Num a => a -> Bool -> a -> a
[GblId,
 Arity=4,
 Str=<1P(MC(1,C(1,L)),MC(1,C(1,L)),A,A,A,A,A)><L><1L><L>,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True,
         Guidance=IF_ARGS [60 0 70 0] 100 0}]
f = \ (@a)
      ($dNum :: Num a)
      (x :: a)
      (b :: Bool)
      (eta [OS=OneShot] :: a) ->
      case b of {
        False -> - @a $dNum x eta;
        True -> + @a $dNum x eta
      }

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T18355.$trModule4 :: Addr#
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 20 0}]
T18355.$trModule4 = "main"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T18355.$trModule3 :: GHC.Types.TrName
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T18355.$trModule3 = GHC.Types.TrNameS T18355.$trModule4

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T18355.$trModule2 :: Addr#
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 30 0}]
T18355.$trModule2 = "T18355"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T18355.$trModule1 :: GHC.Types.TrName
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T18355.$trModule1 = GHC.Types.TrNameS T18355.$trModule2

-- RHS size: {terms: 3, types: 0, coercions: 0, joins: 0/0}
T18355.$trModule :: GHC.Types.Module
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T18355.$trModule
  = GHC.Types.Module T18355.$trModule3 T18355.$trModule1