1 {-# OPTIONS_GHC -XModalTypes -fflatten -funsafe-skolemize -dcore-lint -XScopedTypeVariables #-}
2 module Demo (demo) where
5 --demo const mult = <[ \(y::Int) -> ~~mult y ~~(const 12) ]>
8 <[ \y -> let y = ~~(const 4) in ~~mult (~~mult y y) (~~mult y y) ]>
13 let four = ~~mult four ~~(const 4)
14 -- twelve = {- {- ~~mult four -} ~~(const 12) -} four
21 <[Int -> Int -> Int]>@c ->
26 <[ let twelve = ~~(const (12::Int))
27 in let four = ~~(const (4::Int))
28 in ~~mult four twelve ]>
32 <[ let twelve = ~~(const (12::Int))
33 in let twelvea = twelve
34 four = ~~(const (4::Int))
36 in ~~mult (~~mult twelvea four) (~~mult twelveb twelveb) ]>
40 demo const mult = demo' 3
44 demo' n = <[ ~~mult ~~(demo' (n-1)) ~~(demo' (n-2)) ]>