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{-# LANGUAGE InstanceSigs, PartialTypeSignatures #-}
module T11670 where
import Foreign.C.Types
import Foreign.Storable
import Foreign.Ptr
peek :: Ptr a -> IO CLong
peek ptr = peekElemOff undefined 0 :: IO _
peek2 :: Ptr a -> IO CLong
peek2 ptr = peekElemOff undefined 0 :: _ => IO _
-- castPtr :: Ptr a -> Ptr b
-- peekElemOff :: Storable a => Ptr a -> Int -> IO a
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