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  • Glasgow Haskell Compiler
  • GHCGHC
  • Issues

  • Open 16
  • Closed 5
  • All 21
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  • Priority Created date Last updated Milestone due date Due date Popularity Label priority Manual Weight
  • Giving Backpack a Promotion
    #13149 · opened Jan 18, 2017 by Edward Z. Yang   Research needed   P::low Trac import backpack broken test task typechecker   3
    • 4
    updated Nov 27, 2019
  • GHCi: Segmentation fault Data.List.sum large number
    #15634 · opened Sep 12, 2018 by ksallberg   Research needed   GHCi P::normal Trac import bug runtime crash   5
    • 10
    updated Jul 07, 2019
  • Data type with phantoms using TypeInType isn't coercible
    #15441 · opened Jul 26, 2018 by glittershark   Research needed   P::normal Trac import bug roles   5
    • 5
    updated Jul 07, 2019
  • Better Interaction Between Specialization and GND
    #15151 · opened May 14, 2018 by Andrew Martin   Research needed   P::normal Trac import deriving feature request   5
    • 4
    updated Jul 07, 2019
  • test dynamic-paper for way profasm fails with Simplifier ticks exhausted
    #13715 · opened May 17, 2017 by george.colpitts   Research needed   P::normal Trac import bug compiler crash simplifier   5
    • 8
    updated Jul 07, 2019
  • Binary crashes under dtrace
    #15543 · opened Aug 20, 2018 by Last G   Research needed   P::normal Trac import bug runtime crash   5
    • 2
    updated Jul 07, 2019
  • conversion from Integer to Double rounds differently depending on the value
    #15926 · opened Nov 21, 2018 by drvirgilio   Research needed   P::normal Trac import bug   5
    • 0
    updated Jul 07, 2019
  • Representation of value set abstractions as trees causes performance issues
    #11528 · opened Feb 02, 2016 by gkaracha   Research needed   P::low Trac import compiler perf pattern match warnings task   0
    • CLOSED
    • 3
    • 2
    updated Sep 16, 2019
  • Nursery size adulterates cachegrind metrics in nofib
    #15333 · opened Jul 02, 2018 by Sebastian Graf   Research needed   P::normal Trac import bug nofib   5
    • 7
    updated Jul 07, 2019
  • Investigate Haskell rewrite of testsuite driver
    #15575 · opened Aug 29, 2018 by Tobias Dammers   Research needed   P::normal Trac import task testsuite   5
    • 2
    updated Jul 07, 2019
  • Implement minimumOn, maximumOn to mirror sortOn
    #15566 · opened Aug 25, 2018 by Gabriel Garcia   Research needed   P::normal Trac import core libraries feature request   5
    • 6
    updated Jul 07, 2019
  • Fix unknown symbols/addresses in perf output
    #15501 · opened Aug 10, 2018 by Last G   Research needed   P::normal Trac import bug code generation debug information   5
    • 1
    updated Jul 07, 2019
  • Type synonyms with hidden, determined type variables
    #15008 · opened Apr 06, 2018 by Joachim Breitner   Research needed   P::normal Trac import feature request   5
    • CLOSED
    • 7
    updated Jul 07, 2019
  • float-out causes extra allocation
    #7367 · opened Oct 25, 2012 by wurmli   Research needed   P::normal Trac import bug float-out runtime perf   5
    • 24
    updated Jul 07, 2019
  • ghc-8.2.1 installation fails on OpenBSD 6.1
    #14041 · opened Jul 27, 2017 by romanzolotarev   Research needed   P::normal Trac import bug   5
    • CLOSED
    • 9
    updated Jul 07, 2019
  • ghc-8.2.1 installation fails on OpenBSD 6.0
    #14044 · opened Jul 27, 2017 by romanzolotarev   Research needed   P::normal Trac import bug   5
    • 4
    updated Jul 07, 2019
  • semantics of concurrent program depends on -O level, -f[no-]omit-yields
    #15975 · opened Nov 29, 2018 by waldmann@imn.htwk-leipzig.de   Research needed   P::normal RTS Trac import bug incorrect runtime result   5
    • 2
    updated Nov 14, 2019
  • large performance regression in type checker speed in 7.8
    #9198 · opened Jun 12, 2014 by Carter Schonwald   Research needed   P::normal Trac import bug compiler perf typechecker   5
    • 12
    updated Jul 07, 2019
  • Weak pointers to static objects are sometimes not detected as unreachable
    #15417 · opened Jul 19, 2018 by Ömer Sinan Ağacan   Research needed   P::normal RTS Trac import bug   5
    • 1
    updated Jul 07, 2019
  • internal error: evacuate: strange closure type
    #12043 · opened May 11, 2016 by mattchan   Research needed   P::normal Trac import bug   5
    • CLOSED
    • 6
    updated Jul 07, 2019
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