==================== Tidy Core ====================
Result size of Tidy Core = {terms: 32, types: 13, coercions: 0}

-- RHS size: {terms: 2, types: 0, coercions: 0}
T3717.$trModule2 :: TrName
[GblId,
 Caf=NoCafRefs,
 Str=DmdType m1,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 30 20}]
T3717.$trModule2 = TrNameS "main"#

-- RHS size: {terms: 2, types: 0, coercions: 0}
T3717.$trModule1 :: TrName
[GblId,
 Caf=NoCafRefs,
 Str=DmdType m1,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 40 20}]
T3717.$trModule1 = TrNameS "T3717"#

-- RHS size: {terms: 3, types: 0, coercions: 0}
T3717.$trModule :: Module
[GblId[ReflectionId],
 Caf=NoCafRefs,
 Str=DmdType m,
 Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 30}]
T3717.$trModule = Module T3717.$trModule2 T3717.$trModule1

Rec {
-- RHS size: {terms: 10, types: 2, coercions: 0}
T3717.$wfoo [InlPrag=[0], Occ=LoopBreaker] :: Int# -> Int#
[GblId, Arity=1, Caf=NoCafRefs, Str=DmdType <S,1*U>]
T3717.$wfoo =
  \ (ww :: Int#) ->
    case ww of ds {
      __DEFAULT -> T3717.$wfoo (-# ds 1#);
      0# -> 0#
    }
end Rec }

-- RHS size: {terms: 10, types: 4, coercions: 0}
foo [InlPrag=INLINE[0]] :: Int -> Int
[GblId,
 Arity=1,
 Caf=NoCafRefs,
 Str=DmdType <S(S),1*U(1*U)>m,
 Unf=Unf{Src=InlineStable, TopLvl=True, Value=True, ConLike=True,
         WorkFree=True, Expandable=True,
         Guidance=ALWAYS_IF(arity=1,unsat_ok=True,boring_ok=False)
         Tmpl= \ (w [Occ=Once!] :: Int) ->
                 case w of _ [Occ=Dead] { I# ww1 [Occ=Once] ->
                 case T3717.$wfoo ww1 of ww2 { __DEFAULT -> I# ww2 }
                 }}]
foo =
  \ (w :: Int) ->
    case w of _ [Occ=Dead] { I# ww1 ->
    case T3717.$wfoo ww1 of ww2 { __DEFAULT -> I# ww2 }
    }