[GHC] #10179: Kinds missing from types in ghci
GHC
ghc-devs at haskell.org
Sun Mar 22 01:05:06 UTC 2015
#10179: Kinds missing from types in ghci
-------------------------------------+-------------------------------------
Reporter: br1 | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: GHCi | Version: 7.10.1-rc2
Keywords: | Operating System: Unknown/Multiple
Architecture: | Type of failure: None/Unknown
Unknown/Multiple | Blocked By:
Test Case: | Related Tickets:
Blocking: |
Differential Revisions: |
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{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE PolyKinds #-}
data family F (a:: k)
foo :: F (m :: [()]) -> a
foo = undefined
bar :: F (m :: [[()]]) -> a
bar = undefined
according to GHCi, both foo and bar have type F m -> a but [foo, bar]
fails
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10179>
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