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  • Glasgow Haskell Compiler
  • GHCGHC
  • Issues

  • Open 327
  • Closed 1,046
  • All 1,373
New issue
  • Priority Created date Last updated Milestone due date Due date Popularity Label priority Manual Title Weight Blocking
  • RebindableSyntax and Arrow
    #7828 · created Apr 10, 2013 by AlessandroVermeulen   8.0.1   5   Arrows Pnormal Tbug Trac import typechecker
    • 60
    updated Sep 22, 2020
  • Location in -fdefer-type-errors
    #7668 · created Feb 06, 2013 by Krzysztof Gogolewski   8.0.1   5   Pnormal Tbug Trac import deferred type errors typechecker
    • 6
    updated Sep 25, 2020
  • Bug with PolyKinds, type synonyms & GADTs
    #7503 · created Dec 16, 2012 by Ashley Yakeley   8.0.1   5   Pnormal Tbug Trac import TypeInType typechecker
    • 8
    updated Jul 07, 2019
  • Allow compatible type synonyms to be the return type of a GADT data constructor.
    #7494 · created Dec 10, 2012 by topi   8.0.1   5   GADTs Pnormal Tfeature request Trac import typechecker
    • 6
    updated Jul 07, 2019
  • ghc-7 assumes incoherent instances without requiring language `IncoherentInstances`
    #7296 · created Oct 04, 2012 by Christian Maeder   8.0.1   5   Pnormal Tbug Trac import typechecker
    • 10
    updated Jul 07, 2019
  • Allow type signature in export list
    #7140 · created Aug 13, 2012 by Dan Burton   8.0.1   5   Pnormal Tfeature request Trac import typechecker
    • 4
    updated Jul 07, 2019
  • Suggested type signature causes a type error (even though it appears correct)
    #6065 · created Apr 30, 2012 by tvynr   5   Pnormal Tbug Trac import typechecker
    • 8
    updated Jul 07, 2019
  • Allow defining kinds alone, without a datatype
    #6024 · created Apr 19, 2012 by dreixel   5   Pnormal Tfeature request Trac import ghc proposal typechecker
    • 1
    • 16
    updated Mar 08, 2022
  • Holes with other constraints
    #5910 · created Mar 02, 2012 by xnyhps   8.0.1   5   Pnormal Tfeature request Trac import error messages typechecker typed holes
    • 29
    updated Jul 07, 2019
  • "guarded instances": instance selection can add extra parameters to the class
    #5590 · created Oct 28, 2011 by nfrisby   8.0.1   5   Pnormal Tfeature request Trac import typechecker
    • 7
    updated Jul 07, 2019
  • Missing type checks for arrow command combinators
    #5267 · created Jun 22, 2011 by peteg   8.0.1   3   Arrows Plow Tbug Trac import broken test typechecker
    • 22
    updated Jul 07, 2019
  • Typechecker behaviour change
    #5051 · created Mar 26, 2011 by Ian Lynagh <igloo@earth.li>   ⊥   5   Pnormal Tbug Trac import typechecker
    • 7
    updated Jul 07, 2019
  • Missing improvement for fun. deps.
    #4894 · created Jan 17, 2011 by Iavor S. Diatchki   5   Pnormal Tbug Tfeature request Trac import typechecker
    • 11
    updated Jul 07, 2019
  • Relax restrictions on type family instance overlap
    #4259 · created Aug 16, 2010 by lilac   8.0.1   5   Pnormal Tfeature request Trac import injective type families typechecker
    • 32
    updated Jul 07, 2019
  • Please consider adding support for local type synonyms
    #4020 · created Apr 27, 2010 by nr@eecs.harvard.edu   8.0.1   3   Plow Tfeature request Trac import typechecker
    • 2
    • 17
    updated Jul 07, 2019
  • require -XGADTs in order to pattern-match GADTs
    #2905 · created Jan 01, 2009 by guest   6.12 branch   5   Pnormal Tbug Trac import typechecker
    • 8
    updated Aug 26, 2020
  • Confusing type error message
    #1928 · created Nov 25, 2007 by josef   3   Plow Tbug Trac import diagnostic quality error messages typechecker
    • 5
    updated Mar 07, 2022
  • Add a total order on type constructors
    #1894 · created Nov 14, 2007 by guest   8.0.1   0   Plow Tfeature request Trac import typechecker
    • 16
    updated Jul 07, 2019
  • Type checker does not use functional dependency to avoid ambiguity
    #1614 · created Aug 14, 2007 by guest   5   Pnormal Tbug Trac import typechecker
    • 11
    updated Jul 07, 2019
  • Provide way to show the origin of a constraint
    #1451 · created Jun 22, 2007 by iampure@gmail.com   5   Pnormal Tfeature request Trac import typechecker
    • 5
    updated Jul 07, 2019
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