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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
  • 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
  • “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
  • 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
  • `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
  • The well-kinded type invariant (in TcType)
    #14873 · opened Mar 01, 2018 by Ryan Scott   9.2.1   10   Phighest Trac import TypeInType bug compiler crash typechecker
    • 12
    updated Jan 23, 2021
  • Associated type family can't be used at the kind level within other parts of parent class
    #15942 · opened Nov 23, 2018 by Icelandjack   8.6.3   5   Pnormal Trac import TypeApplications TypeInType bug
    • CLOSED
    • 2
    • 8
    updated Sep 19, 2020
  • GHC Panic: data A n (a :: n) :: a -> Type
    #15881 · opened Nov 09, 2018 by Icelandjack   8.6.3   5   Pnormal Trac import TypeInType bug
    • CLOSED
    • 8
    updated Jul 07, 2019
  • Dependent quantification, GHC panic
    #15859 · opened Nov 05, 2018 by Icelandjack   8.6.3   5   Pnormal Trac import TypeInType bug
    • CLOSED
    • 1
    • 3
    updated Jul 07, 2019
  • GHC panic with TypeInType and type family
    #14174 · opened Aug 31, 2017 by David Feuer   8.2.3   5   Pnormal Trac import TypeInType bug compiler crash typechecker
    • CLOSED
    • 7
    updated Jul 07, 2019
  • TypeInType prevents Typeable from being resolved from a given
    #19196 · opened Jan 08, 2021 by Serge Kosyrev   TypeInType Typeable program incorrectly rejected typechecker
    • CLOSED
    • 3
    updated Jan 11, 2021
  • Tighten up the treatment of loose types in the solver
    #18753 · opened Sep 26, 2020 by Richard Eisenberg   TypeInType constraint solver typechecker
    • CLOSED
    • 3
    • 1
    updated Sep 30, 2020
  • 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
  • Why check for -fdefer-type-errors in metaTyVarUpdateOK?
    #18689 · opened Sep 14, 2020 by Richard Eisenberg   TypeInType typechecker
    • 1
    updated Dec 22, 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
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