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  • Glasgow Haskell Compiler
  • GHCGHC
  • Issues

  • Open 4,832
  • Closed 15,366
  • All 20,198
New issue
  • Priority Created date Last updated Milestone due date Due date Popularity Label priority Manual Title Weight Blocking
  • Record update typing is wrong
    #21158 · created Mar 03, 2022 by Simon Peyton Jones   Plow Tbug typechecker
    • 1
    • 3
    updated May 17, 2022
  • Typecheck record update via desugaring
    #18802 · created Oct 05, 2020 by Simon Peyton Jones   9.6.1   Ttask TTG records typechecker
    • 2
    • 12
    updated May 17, 2022
  • Record update is over-restrictive
    #18311 · created Jun 08, 2020 by Simon Peyton Jones   Pnormal Tbug records typechecker
    • 2
    • 2
    updated May 17, 2022
  • Record updates for existential fields do not work + confusing error
    #16501 · created Mar 26, 2019 by Iavor S. Diatchki   ExistentialQuantification Tbug records
    • 1
    • 2
    updated May 17, 2022
  • Record update doesn't emit new constraints
    #10856 · created Sep 08, 2015 by Richard Eisenberg   5   Pnormal Tbug Trac import
    • 1
    • 4
    updated May 17, 2022
  • Odd interaction between record update and type families
    #10808 · created Aug 29, 2015 by Iavor S. Diatchki   5   Pnormal Tbug Trac import typechecker
    • 1
    • 1
    updated May 17, 2022
  • lift restrictions on records with existential fields, especially in the presence of class constraints
    #3632 · created Nov 02, 2009 by eflister   8.0.1   3   Plow Tfeature request Trac import records
    • 1
    • 9
    updated May 17, 2022
  • Implement record update for existential and GADT data types
    #2595 · created Sep 15, 2008 by Simon Peyton Jones   5   GADTs Pnormal Tfeature request Trac import
    • 1
    • 11
    updated May 17, 2022
  • Avoid direct access to compiler state   15 of 30 tasks completed
    #17957 · created Mar 24, 2020 by Sylvain Henry   Pnormal Tfeature request
    • 3
    • 4
    updated May 17, 2022
  • Back-end responsibilities are distributed throughout the compiler
    #20927 · created Jan 10, 2022 by Norman Ramsey   Ttask
    • 1
    • 39
    updated May 17, 2022
  • Add residency profiling testing infrastructure to test suite
    #21585 · created May 17, 2022 by Bryan R   CI devops
    • 0
    updated May 17, 2022
  • Supported LLVM version not shown in manual
    #21280 · created Mar 22, 2022 by Dominik Schrempf   9.2.3   Phigh Tbug documentation
    • 0
    updated May 17, 2022
  • Stack overflow / OOM with UndecidableSuperClasses in 9.2
    #20836 · created Dec 17, 2021 by Brandon Chinn   9.2.2   Phigh Tbug incorrect runtime result runtime crash simplifier
    • 8
    updated May 17, 2022
  • mkCoCast panic in 9.2
    #21130 · created Feb 24, 2022 by Krzysztof Gogolewski   9.2.2   Phigh Tbug TypeFamilies backport needed:9.2 compiler crash
    • 4
    • 3
    updated May 17, 2022
  • Regression in interaction between type families and equality constraints
    #21473 · created May 02, 2022 by KingoftheHomeless   9.2.3   Phigh Tbug backport needed:9.2 backport needed:9.4 program incorrectly rejected typechecker
    • 2
    updated May 17, 2022
  • Decay behaviour of -Fd flag may lead to thrashing
    #21483 · created May 03, 2022 by Matthew Pickering   9.4.1   RTS Tbug runtime perf
    • 1
    • 6
    updated May 17, 2022
  • GHC 9.4 panic on a representation-polymorphic newtype instance
    #21544 · created May 10, 2022 by sheaf   9.4.1   Phigh Tbug TypeFamilies UnliftedNewtypes compiler crash representation polymorphism typechecker
    • 14
    updated May 17, 2022
  • GHC's new diagnostic infrastructure: remaining work   3 of 10 tasks completed
    #19905 · created May 27, 2021 by Alfredo Di Napoli   error messages
    • 9
    updated May 17, 2022
  • Convert diagnostics in `GHC.Iface.*` modules to proper `TcRnMessage`
    #20114 · created Jul 14, 2021 by Alfredo Di Napoli   Pnormal Ttask error messages newcomer
    • 4
    updated May 17, 2022
  • Poor error message with DuplicateRecordFields import
    #17420 · created Oct 30, 2019 by Krzysztof Gogolewski   OverloadedRecordFields Pnormal Tbug error messages records
    • 2
    • 0
    updated May 17, 2022
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