Merge pull request #1 from haskell/ghc-head

Ghc head

1 files changed, 66 insertions, 0 deletions

diff --git a/hypsrc-test/src/Polymorphism.hs b/hypsrc-test/src/Polymorphism.hs
new file mode 100644
index 00000000..a74ac492
--- /dev/null
+++ b/hypsrc-test/src/Polymorphism.hs
@@ -0,0 +1,66 @@
+{-# LANGUAGE RankNTypes #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+
+
+module Polymorphism where
+
+
+foo :: a -> a -> a
+foo = undefined
+
+foo' :: forall a. a -> a -> a
+foo' = undefined
+
+bar :: a -> b -> (a, b)
+bar = undefined
+
+bar' :: forall a b. a -> b -> (a, b)
+bar' = undefined
+
+baz :: a -> (a -> [a -> a] -> b) -> b
+baz = undefined
+
+baz' :: forall a b. a -> (a -> [a -> a] -> b) -> b
+baz' = undefined
+
+quux :: a -> (forall a. a -> a) -> a
+quux = undefined
+
+quux' :: forall a. a -> (forall a. a -> a) -> a
+quux' = undefined
+
+
+num :: Num a => a -> a -> a
+num = undefined
+
+num' :: forall a. Num a => a -> a -> a
+num' = undefined
+
+eq :: (Eq a, Eq b) => [a] -> [b] -> (a, b)
+eq = undefined
+
+eq' :: forall a b. (Eq a, Eq b) => [a] -> [b] -> (a, b)
+eq' = undefined
+
+mon :: Monad m => (a -> m a) -> m a
+mon = undefined
+
+mon' :: forall m a. Monad m => (a -> m a) -> m a
+mon' = undefined
+
+
+norf :: a -> (forall a. Ord a => a -> a) -> a
+norf = undefined
+
+norf' :: forall a. a -> (forall a. Ord a => a -> a) -> a
+norf' = undefined
+
+
+plugh :: forall a. a -> a
+plugh x = x :: a
+
+thud :: forall a b. (a -> b) -> a -> (a, b)
+thud f x =
+    (x :: a, y) :: (a, b)
+  where
+    y = (f :: a -> b) x :: b