Renamed-pass4:
module Main where
infixl 9 PreludeArray.!
infixl 9 PreludeList.!!
infixl 7 PreludeRatio.%
infixl 7 (*)
infixl 6 (+)
infixl 6 (-)
infixl 7 (/)
infixl 9 PreludeArray.//
infixl 7 `div`
infixl 7 `mod`
infixl 7 `quot`
infixl 7 `rem`
infixr 0 $
infixr 3 &&
infixr 8 (**)
infixr 9 .
infixr 8 Prelude.^
infixr 8 Prelude.^^
infixr 2 ||
infix  4 (/=)
infix  6 :+
infix  1 :=
infix  4 (<)
infix  4 (<=)
infix  4 (==)
infix  4 (>)
infix  4 (>=)
infix  5 PreludeList.\\
instance (Eq a, Eq b) => Eq (a, b)
instance (Eq a, Eq b, Eq c) => Eq (a, b, c)
instance (Eq a, Eq b, Eq c, Eq d) => Eq (a, b, c, d)
instance (Ord a, Ord b) => Ord (a, b)
instance (Ord a, Ord b, Ord c) => Ord (a, b, c)
instance (Ord a, Ord b, Ord c, Ord d) => Ord (a, b, c, d)
instance (Ix a, Ix b) => Ix (a, b)
instance (Ix a, Ix b, Ix c) => Ix (a, b, c)
instance (Ix a, Ix b, Ix c, Ix d) => Ix (a, b, c, d)
instance (Text a, Text b) => Text (a, b)
instance (Text a, Text b, Text c) => Text (a, b, c)
instance (Text a, Text b, Text c, Text d) => Text (a, b, c, d)
instance (Binary a, Binary b) => Binary (a, b)
instance (Binary a, Binary b, Binary c) => Binary (a, b, c)
instance (Binary a, Binary b, Binary c, Binary d) => Binary (a, b, c, d)
{- nonrec -}
Main.f
    [] = []
{- nonrec -}
Main.g
    x = x
{- nonrec -}
Main.f
    (x : xs) = []
PreludeArray.! :: Ix a => Array a b -> a -> b
PreludeList.!! :: Integral a => [b] -> a -> b
PreludeRatio.% :: Integral a => a -> a -> Ratio a
PreludeArray.// :: Ix a => Array a b -> [Assoc a b] -> Array a b
PreludeList.\\ :: Eq a => [a] -> [a] -> [a]
Prelude.^ :: (Num b, Integral a) => b -> a -> b
Prelude.^^ :: (Fractional b, Integral a) => b -> a -> b
PreludeList.or :: [Bool] -> Bool

 
"rn002.hs", line 2: multiple declarations of variable:
    f ( "rn002.hs", line 2,  "rn002.hs", line 4)
Fail: Compilation errors found

ghc: execution of the Haskell compiler had trouble