[GHC] #13781: (a :: (k :: Type)) is too exotic for Template Haskell
#13781: (a :: (k :: Type)) is too exotic for Template Haskell -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Template | Version: 8.0.1 Haskell | Keywords: TypeInType | Operating System: Unknown/Multiple Architecture: | Type of failure: GHC rejects Unknown/Multiple | valid program Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: -------------------------------------+------------------------------------- On GHC 8.0.1 or later, GHC will choke on this code: {{{#!hs {-# LANGUAGE TemplateHaskell #-} {-# LANGUAGE TypeInType #-} module Bug where import Data.Kind import Data.Proxy $([d| f :: Proxy (a :: (k :: Type)) f = Proxy |]) }}} {{{ GHCi, version 8.2.0.20170522: http://www.haskell.org/ghc/ :? for help Loaded GHCi configuration from /home/rgscott/.ghci [1 of 1] Compiling Bug ( Bug.hs, interpreted ) Bug.hs:8:3: error: Exotic form of kind not (yet) handled by Template Haskell (k :: Type) | 8 | $([d| f :: Proxy (a :: (k :: Type)) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^... }}} I don't think this would be too hard to support, though. I'll take a shot at fixing this. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13781 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13781: (a :: (k :: Type)) is too exotic for Template Haskell -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: RyanGlScott Type: bug | Status: new Priority: normal | Milestone: Component: Template Haskell | Version: 8.0.1 Resolution: | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by RyanGlScott): * owner: (none) => RyanGlScott -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13781#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13781: (a :: (k :: Type)) is too exotic for Template Haskell -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: RyanGlScott Type: bug | Status: patch Priority: normal | Milestone: Component: Template Haskell | Version: 8.0.1 Resolution: | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D3627 Wiki Page: | -------------------------------------+------------------------------------- Changes (by RyanGlScott): * status: new => patch * differential: => Phab:D3627 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13781#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13781: (a :: (k :: Type)) is too exotic for Template Haskell
-------------------------------------+-------------------------------------
Reporter: RyanGlScott | Owner: RyanGlScott
Type: bug | Status: patch
Priority: normal | Milestone:
Component: Template Haskell | Version: 8.0.1
Resolution: | Keywords: TypeInType
Operating System: Unknown/Multiple | Architecture:
Type of failure: GHC rejects | Unknown/Multiple
valid program | Test Case:
Blocked By: | Blocking:
Related Tickets: | Differential Rev(s): Phab:D3627
Wiki Page: |
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Comment (by Ben Gamari
#13781: (a :: (k :: Type)) is too exotic for Template Haskell -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: RyanGlScott Type: bug | Status: closed Priority: normal | Milestone: 8.4.1 Component: Template Haskell | Version: 8.0.1 Resolution: fixed | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D3627 Wiki Page: | -------------------------------------+------------------------------------- Changes (by bgamari): * status: patch => closed * resolution: => fixed * milestone: => 8.4.1 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13781#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13781: (a :: (k :: Type)) is too exotic for Template Haskell -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: RyanGlScott Type: bug | Status: closed Priority: normal | Milestone: 8.4.1 Component: Template Haskell | Version: 8.0.1 Resolution: fixed | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: T13781 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D3627 Wiki Page: | -------------------------------------+------------------------------------- Changes (by bgamari): * testcase: => T13781 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13781#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
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