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  • Glasgow Haskell Compiler
  • GHCGHC
  • Issues

  • Open 31
  • Closed 207
  • All 238
New issue
  • Priority Created date Last updated Milestone due date Due date Popularity Label priority Manual Weight
  • GHC 8.6 Core Lint regression (Kind application error)
    #16247 · opened Jan 27, 2019 by Ryan Scott   8.10.1   5   Pnormal Trac import TypeInType bug compiler crash typechecker
    • CLOSED
    • 8
    updated Jul 07, 2019
  • GHC panic: newtype F rep = F (forall (a :: TYPE rep). a)
    #15883 · opened Nov 09, 2018 by Icelandjack   8.10.1   5   Pnormal Trac import TypeInType UnliftedNewtypes bug compiler crash typechecker
    • CLOSED
    • 6
    updated Jan 17, 2020
  • Odd pretty printing of equality constraint in kind ('GHC.Types.Eq# <>)
    #15872 · opened Nov 07, 2018 by Icelandjack   8.10.1   5   Pnormal Trac import TypeInType bug error messages
    • CLOSED
    • 5
    • 11
    updated Jul 07, 2019
  • “Constraints in kinds” illegal family application in instance (+ documentation issues?)
    #12102 · opened May 22, 2016 by Icelandjack   8.10.1   5   Pnormal Trac import TypeInType bug
    • CLOSED
    • 5
    • 23
    updated Jul 07, 2019
  • Allow runtime-representation polymorphic data families
    #12766 · opened Oct 26, 2016 by Icelandjack   8.10.1   5   Pnormal Trac import TypeInType UnliftedNewtypes feature request
    • CLOSED
    • 3
    updated Jul 07, 2019
  • TypeApplications-related infinite loop (GHC 8.6+ only)
    #15577 · opened Aug 29, 2018 by Ryan Scott   8.8.2   7   Phigh Trac import TypeApplications TypeInType bug compiler perf typechecker
    • CLOSED
    • 14
    updated Aug 30, 2019
  • The well-kinded type invariant (in TcType)
    #14873 · opened Mar 01, 2018 by Ryan Scott   9.0.1   10   Phighest Trac import TypeInType bug compiler crash typechecker
    • 12
    updated Jan 24, 2020
  • `Any` appearing in a quantified constraint
    #17562 · opened Dec 10, 2019 by Richard Eisenberg   9.0.1   QuantifiedConstraints TypeInType bug error messages typechecker
    • CLOSED
    • 3
    • 4
    updated Jan 11, 2021
  • Error message mentions Any
    #15474 · opened Aug 03, 2018 by Krzysztof Gogolewski   9.0.1   5   Pnormal Trac import TypeInType bug error messages
    • CLOSED
    • 2
    • 8
    updated Jan 11, 2021
  • Kind inference for newtypes in GADT syntax is deeply broken
    #18891 · opened Oct 26, 2020 by Richard Eisenberg   9.2.1   GADTs Pnormal PolyKinds StandaloneKindSignatures TypeFamilies TypeInType UnliftedNewtypes bug levity polymorphism typechecker
    • CLOSED
    • 2
    • 3
    updated Dec 08, 2020
  • Core Lint error with Type.Reflection and pattern synonyms
    #14507 · opened Nov 22, 2017 by Icelandjack   10   Phighest PatternSynonyms Trac import TypeInType bug
    • CLOSED
    • 7
    updated Jul 07, 2019
  • Wrong class instance selection with Data.Kind.Type
    #12933 · opened Dec 06, 2016 by julm   10   Phighest Trac import TypeInType bug
    • CLOSED
    • 3
    updated Jul 07, 2019
  • GHC panic (tcInvisibleTyBinder) when using constraint in a kind
    #18714 · opened Sep 18, 2020 by Ryan Scott   TypeInType bug compiler crash
    • CLOSED
    • 2
    • 4
    updated Sep 21, 2020
  • Order of StandaloneKindSignatures and CUSKs extensions significant
    #18308 · opened Jun 07, 2020 by Björn Hegerfors   CUSKs Pnormal StandaloneKindSignatures TypeInType bug typechecker
    • 5
    updated Jun 26, 2020
  • A cast might get in the way of instantiation
    #18062 · opened Apr 15, 2020 by Simon Peyton Jones   Pnormal TypeInType bug typechecker
    • 1
    updated Apr 27, 2020
  • eqType fails on comparing FunTys   0 of 3 tasks completed
    #17675 · opened Jan 13, 2020 by Richard Eisenberg   Pnormal TypeInType bug levity polymorphism
    • 1
    • 1
    updated May 02, 2020
  • Type-level multiplication parsed as application at kind *, no guidance provided
    #17621 · opened Dec 28, 2019 by Gesh   Pnormal TypeInType bug error messages
    • 3
    updated Jan 05, 2020
  • Regression involving unboxed types and type families
    #17541 · opened Dec 04, 2019 by Matthew Pickering   Pnormal TypeInType bug program incorrectly rejected typechecker
    • CLOSED
    • 2
    • 9
    updated Dec 12, 2019
  • Kind-checking associated types
    #17327 · opened Oct 09, 2019 by mniip   TypeFamilies TypeInType bug typechecker
    • 2
    updated Feb 18, 2020
  • Scoped kind variables are broken
    #16635 · opened May 07, 2019 by Vladislav Zavialov   TypeInType bug typechecker
    • 1
    • 22
    updated Sep 25, 2019
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