==================== Tidy Core ====================
Result size of Tidy Core
  = {terms: 67, types: 31, coercions: 0, joins: 0/1}

-- RHS size: {terms: 10, types: 8, coercions: 0, joins: 0/1}
f :: Int -> (T, (T, T))
[GblId,
 Arity=1,
 Str=<L>,
 Cpr=1,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [0] 40 10}]
f = \ (x :: Int) ->
      let {
        y :: T
        [LclId, Unf=OtherCon []]
        y = T20125.MkT x x } in
      (y, (y, y))

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T20125.$trModule4 :: GHC.Prim.Addr#
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 20 0}]
T20125.$trModule4 = "main"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T20125.$trModule3 :: GHC.Types.TrName
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$trModule3 = GHC.Types.TrNameS T20125.$trModule4

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T20125.$trModule2 :: GHC.Prim.Addr#
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 30 0}]
T20125.$trModule2 = "T20125"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T20125.$trModule1 :: GHC.Types.TrName
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$trModule1 = GHC.Types.TrNameS T20125.$trModule2

-- RHS size: {terms: 3, types: 0, coercions: 0, joins: 0/0}
T20125.$trModule :: GHC.Types.Module
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$trModule
  = GHC.Types.Module T20125.$trModule3 T20125.$trModule1

-- RHS size: {terms: 3, types: 1, coercions: 0, joins: 0/0}
$krep :: GHC.Types.KindRep
[GblId, Unf=OtherCon []]
$krep
  = GHC.Types.KindRepTyConApp
      GHC.Types.$tcInt (GHC.Types.[] @GHC.Types.KindRep)

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T20125.$tcT2 :: GHC.Prim.Addr#
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 20 0}]
T20125.$tcT2 = "T"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T20125.$tcT1 :: GHC.Types.TrName
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$tcT1 = GHC.Types.TrNameS T20125.$tcT2

-- RHS size: {terms: 7, types: 0, coercions: 0, joins: 0/0}
T20125.$tcT :: GHC.Types.TyCon
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$tcT
  = GHC.Types.TyCon
      2636760236657926773##
      9933143121152832090##
      T20125.$trModule
      T20125.$tcT1
      0#
      GHC.Types.krep$*

-- RHS size: {terms: 3, types: 1, coercions: 0, joins: 0/0}
$krep1 :: GHC.Types.KindRep
[GblId, Unf=OtherCon []]
$krep1
  = GHC.Types.KindRepTyConApp
      T20125.$tcT (GHC.Types.[] @GHC.Types.KindRep)

-- RHS size: {terms: 3, types: 0, coercions: 0, joins: 0/0}
$krep2 :: GHC.Types.KindRep
[GblId, Unf=OtherCon []]
$krep2 = GHC.Types.KindRepFun $krep $krep1

-- RHS size: {terms: 3, types: 0, coercions: 0, joins: 0/0}
T20125.$tc'MkT1 [InlPrag=[~]] :: GHC.Types.KindRep
[GblId, Unf=OtherCon []]
T20125.$tc'MkT1 = GHC.Types.KindRepFun $krep $krep2

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T20125.$tc'MkT3 :: GHC.Prim.Addr#
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 20 0}]
T20125.$tc'MkT3 = "'MkT"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T20125.$tc'MkT2 :: GHC.Types.TrName
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$tc'MkT2 = GHC.Types.TrNameS T20125.$tc'MkT3

-- RHS size: {terms: 7, types: 0, coercions: 0, joins: 0/0}
T20125.$tc'MkT :: GHC.Types.TyCon
[GblId,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 10}]
T20125.$tc'MkT
  = GHC.Types.TyCon
      16774178122498486797##
      3923705917114679617##
      T20125.$trModule
      T20125.$tc'MkT2
      0#
      T20125.$tc'MkT1