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  • Glasgow Haskell Compiler
  • GHCGHC
  • Issues

  • Open 36
  • Closed 49
  • All 85
New issue
Recent searches
  • Priority Created date Last updated Milestone due date Due date Popularity Label priority Manual Weight
  • Backpack documentation is lacking
    #17525 · opened Nov 27, 2019 by Ben Gamari   backpack documentation
    • 0
    updated Dec 03, 2019
  • Document .bkp files
    #17522 · opened Nov 27, 2019 by Richard Eisenberg   backpack documentation needs triage task
    • 1
    updated Dec 03, 2019
  • Instances not propagating when using type alias during module mixin
    #17401 · opened Oct 25, 2019 by Piyush P Kurur   backpack
    • 2
    updated Nov 27, 2019
  • Backpack and instance defaults
    #17224 · opened Sep 20, 2019 by John Ericson   8.10.1   DefaultSignatures TypeFamilies backpack feature request
    • 0
    updated Nov 25, 2019
  • Backpack signatures fail to compile when referencing class associated types with defaults
    #17190 · opened Sep 12, 2019 by Edward Kmett   backpack bug program incorrectly rejected
    • 1
    • 8
    updated Nov 25, 2019
  • Fix backpack typechecking with -j
    #17188 · opened Sep 12, 2019 by Edward Kmett   backpack task
    • 2
    • 1
    • 4
    updated Nov 27, 2019
  • Backpack accepts ill-kinded instantiations. Can cause GHC panic
    #15984 · opened Dec 01, 2018 by aaronvargo   8.6.3   P::normal Trac import backpack bug compiler crash   5
    • 6
    updated Jul 07, 2019
  • Maybe ghc-pkg register should unregister packages with "incompatible" signatures
    #15391 · opened Jul 16, 2018 by Edward Z. Yang   8.10.1   P::normal Trac import backpack bug ghc-pkg   5
    • 2
    updated Jul 07, 2019
  • Abstract pattern synonyms (for hsig and hs-boot)
    #14478 · opened Nov 17, 2017 by Edward Z. Yang   P::normal Trac import backpack feature request typechecker   5
    • 4
    updated Jul 07, 2019
  • Give better error message with non-supported Backpack/TH use
    #14212 · opened Sep 10, 2017 by Edward Z. Yang   P::normal TemplateHaskell Trac import backpack bug   5
    • 0
    updated Jul 07, 2019
  • bkp files cannot find TemplateHaskell symbols (even without Backpack features)
    #14210 · opened Sep 10, 2017 by Edward Z. Yang   P::low Trac import backpack feature request linking   3
    • 0
    updated Jul 07, 2019
  • Compiling with --backpack with undefined dependency results in "the 'impossible' happened"
    #14063 · opened Jul 30, 2017 by rcook   P::normal Trac import backpack bug compiler crash   5
    • 2
    updated Jul 07, 2019
  • GHC cannot parse valid Haskell98 whose first identifier is named signature
    #13765 · opened May 29, 2017 by Edward Z. Yang   P::low Trac import backpack bug parser   3
    • 0
    updated Jul 07, 2019
  • Recompilation avoidance and Backpack
    #13493 · opened Mar 28, 2017 by Edward Z. Yang   P::normal Trac import backpack bug   5
    • 0
    updated Jul 07, 2019
  • -fdefer-type-errors for Backpack
    #13469 · opened Mar 23, 2017 by Edward Z. Yang   P::normal Trac import backpack feature request   5
    • 0
    updated Jul 07, 2019
  • Better type synonym merging/subtyping for Backpack
    #13361 · opened Mar 02, 2017 by Edward Z. Yang   P::low Trac import backpack bug typechecker   3
    • 0
    updated Jul 07, 2019
  • Role ranges (allow decomposition on newtypes)
    #13358 · opened Mar 01, 2017 by Edward Z. Yang   P::low Trac import backpack feature request roles typechecker   3
    • 3
    updated Jul 07, 2019
  • Pattern synonyms in hs-boot files
    #13322 · opened Feb 23, 2017 by Edward Z. Yang   P::low Trac import backpack feature request hs-boot typechecker   3
    • 1
    • 1
    updated Jul 07, 2019
  • Source locations from signature merging/matching are bad
    #13266 · opened Feb 10, 2017 by Edward Z. Yang   P::normal Trac import backpack bug typechecker   5
    • 0
    updated Jul 07, 2019
  • Allow type synonym family application in instance head if it has no free variables
    #13262 · opened Feb 10, 2017 by Edward Z. Yang   P::low Trac import TypeFamilies backpack feature request typechecker   3
    • 12
    updated Jul 22, 2019
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