Singletons/T29.hs:(0,0)-(0,0): Splicing declarations
    singletons
      [d| foo :: Bool -> Bool
          foo x = not $ x
          bar :: Bool -> Bool
          bar x = not . not . not $ x
          baz :: Bool -> Bool
          baz x = not $! x
          ban :: Bool -> Bool
          ban x = not . not . not $! x |]
  ======>
    foo :: Bool -> Bool
    foo x = (not $ x)
    bar :: Bool -> Bool
    bar x = ((not . (not . not)) $ x)
    baz :: Bool -> Bool
    baz x = (not $! x)
    ban :: Bool -> Bool
    ban x = ((not . (not . not)) $! x)
    type BanSym1 (t :: Bool) = Ban t
    instance SuppressUnusedWarnings BanSym0 where
      suppressUnusedWarnings _
        = snd ((GHC.Tuple.(,) BanSym0KindInference) GHC.Tuple.())
    data BanSym0 (l :: TyFun Bool Bool)
      = forall arg. SameKind (Apply BanSym0 arg) (BanSym1 arg) =>
        BanSym0KindInference
    type instance Apply BanSym0 l = Ban l
    type BazSym1 (t :: Bool) = Baz t
    instance SuppressUnusedWarnings BazSym0 where
      suppressUnusedWarnings _
        = snd ((GHC.Tuple.(,) BazSym0KindInference) GHC.Tuple.())
    data BazSym0 (l :: TyFun Bool Bool)
      = forall arg. SameKind (Apply BazSym0 arg) (BazSym1 arg) =>
        BazSym0KindInference
    type instance Apply BazSym0 l = Baz l
    type BarSym1 (t :: Bool) = Bar t
    instance SuppressUnusedWarnings BarSym0 where
      suppressUnusedWarnings _
        = snd ((GHC.Tuple.(,) BarSym0KindInference) GHC.Tuple.())
    data BarSym0 (l :: TyFun Bool Bool)
      = forall arg. SameKind (Apply BarSym0 arg) (BarSym1 arg) =>
        BarSym0KindInference
    type instance Apply BarSym0 l = Bar l
    type FooSym1 (t :: Bool) = Foo t
    instance SuppressUnusedWarnings FooSym0 where
      suppressUnusedWarnings _
        = snd ((GHC.Tuple.(,) FooSym0KindInference) GHC.Tuple.())
    data FooSym0 (l :: TyFun Bool Bool)
      = forall arg. SameKind (Apply FooSym0 arg) (FooSym1 arg) =>
        FooSym0KindInference
    type instance Apply FooSym0 l = Foo l
    type family Ban (a :: Bool) :: Bool where
      Ban x = Apply (Apply ($!$) (Apply (Apply (:.$) NotSym0) (Apply (Apply (:.$) NotSym0) NotSym0))) x
    type family Baz (a :: Bool) :: Bool where
      Baz x = Apply (Apply ($!$) NotSym0) x
    type family Bar (a :: Bool) :: Bool where
      Bar x = Apply (Apply ($$) (Apply (Apply (:.$) NotSym0) (Apply (Apply (:.$) NotSym0) NotSym0))) x
    type family Foo (a :: Bool) :: Bool where
      Foo x = Apply (Apply ($$) NotSym0) x
    sBan ::
      forall (t :: Bool). Sing t -> Sing (Apply BanSym0 t :: Bool)
    sBaz ::
      forall (t :: Bool). Sing t -> Sing (Apply BazSym0 t :: Bool)
    sBar ::
      forall (t :: Bool). Sing t -> Sing (Apply BarSym0 t :: Bool)
    sFoo ::
      forall (t :: Bool). Sing t -> Sing (Apply FooSym0 t :: Bool)
    sBan (sX :: Sing x)
      = (applySing
           ((applySing ((singFun2 @($!$)) (%$!)))
              ((applySing
                  ((applySing ((singFun3 @(:.$)) (%:.))) ((singFun1 @NotSym0) sNot)))
                 ((applySing
                     ((applySing ((singFun3 @(:.$)) (%:.))) ((singFun1 @NotSym0) sNot)))
                    ((singFun1 @NotSym0) sNot)))))
          sX
    sBaz (sX :: Sing x)
      = (applySing
           ((applySing ((singFun2 @($!$)) (%$!))) ((singFun1 @NotSym0) sNot)))
          sX
    sBar (sX :: Sing x)
      = (applySing
           ((applySing ((singFun2 @($$)) (%$)))
              ((applySing
                  ((applySing ((singFun3 @(:.$)) (%:.))) ((singFun1 @NotSym0) sNot)))
                 ((applySing
                     ((applySing ((singFun3 @(:.$)) (%:.))) ((singFun1 @NotSym0) sNot)))
                    ((singFun1 @NotSym0) sNot)))))
          sX
    sFoo (sX :: Sing x)
      = (applySing
           ((applySing ((singFun2 @($$)) (%$))) ((singFun1 @NotSym0) sNot)))
          sX