Issues · Glasgow Haskell Compiler / GHC · GitLab

Guards should accept linear variables

#19193 · opened Jan 08, 2021 by Arnaud Spiwack LinearTypes feature request
- 1
updated Feb 15, 2021
Optimisation idea: Hylomorphism inference

#19198 · opened Jan 09, 2021 by Sebastian Graf feature request
- 4
updated Jan 10, 2021
ghci :info should show fixity of operator that is lacking a fixity declaration

#19200 · opened Jan 11, 2021 by jwaldmann GHCi feature request
- CLOSED
- 7
- 3
updated Feb 23, 2021
GHCi should automatically enable language extensions found in a module

#19207 · opened Jan 12, 2021 by Artyom Kazak GHCi feature request
- 3
- 3
updated Jan 30, 2021
Haddocks for pattern synonym fields

#19212 · opened Jan 13, 2021 by Sebastian Graf PatternSynonyms feature request haddock
- 0
updated Jan 13, 2021
Implicitly quantify variables in `:kind' command

#19217 · opened Jan 14, 2021 by Icelandjack GHCi feature request newcomer
- 1
- 1
updated Jan 30, 2021
Move AST into it's own package

#19218 · opened Jan 14, 2021 by John Ericson TTG feature request
- 1
- 0
updated Jan 14, 2021
Testrunner: Allocation report should display change even if it is to be accepted

#19219 · opened Jan 14, 2021 by Sebastian Graf feature request testsuite
- 0
updated Jan 30, 2021
Motivation for let/app invariant

#19223 · opened Jan 15, 2021 by Sebastian Graf core lint feature request float-out simplifier
- 6
updated Feb 12, 2021
Publish `bz2` archives for macOS builds on `downloads.haskell.org`

#19229 · opened Jan 16, 2021 by Martijn Bastiaan ambiguity check feature request macOS packaging
- CLOSED
- 4
updated Feb 13, 2021
Cheapness Worker/Wrapper to support eta expansion

#19230 · opened Jan 18, 2021 by Sebastian Graf Arity and eta expansion feature request
- 4
updated Jan 30, 2021
Support GHC2021

#19234 · opened Jan 18, 2021 by Joachim Breitner 9.2.1 feature request
- 2
- 1
- 22
updated Feb 16, 2021
Recursive type families optimisation

#19238 · opened Jan 19, 2021 by Sylvain Henry TypeFamilies compiler perf feature request
- 1
updated Feb 15, 2021
GHCi :doc command should render haddocks

#19254 · opened Jan 25, 2021 by Aaron Allen GHCi feature request haddock
- 5
- 8
updated Feb 06, 2021
Enumerate potential cases in an EmptyCase error message

#19271 · opened Jan 28, 2021 by parsonsmatt Pnormal feature request pattern match warnings
- 0
updated Jan 29, 2021
Implementing Passive Live Range Splitting in fregs-graph

#19274 · opened Jan 29, 2021 by Benjamin Maurer NCG backend Pnormal code generation feature request
- 4
updated Feb 27, 2021
Disabling worker/wrapper transformation per function

#19276 · opened Jan 29, 2021 by Sylvain Henry Pnormal feature request simplifier
- 7
updated Feb 16, 2021
Sections for associative operators: Parse `(x ++ y ++)` as `(\ z -> x ++ y ++ z)`

#19281 · opened Jan 30, 2021 by Andreas Abel feature request parser
- 1
- 3
updated Feb 28, 2021
TH: quote both an imported name and its computed value

#19301 · opened Feb 02, 2021 by Sylvain Henry TemplateHaskell feature request
- CLOSED
- 1
updated Feb 15, 2021
Validate should download tarballs by default on windows.

#19307 · opened Feb 03, 2021 by Andreas Klebinger feature request
- CLOSED
- 2
- 1
updated Feb 06, 2021
Rewrite rules on functions on unboxed values are not supported

#19313 · opened Feb 03, 2021 by Richard Eisenberg feature request rules
- 1
- 7
updated Feb 16, 2021
Missing warning for a run-time pattern match failure

#19327 · opened Feb 05, 2021 by Hai / @BestYeen Pnormal error messages feature request pattern match warnings
- 1
- 1
updated Feb 21, 2021
Allow `case` in LHS of RULE

#19351 · opened Feb 11, 2021 by Sebastian Graf feature request rules
- 5
updated Feb 16, 2021
Operator sections and rebindable syntax

#19354 · opened Feb 12, 2021 by Simon Peyton Jones Pnormal RebindableSyntax feature request
- 1
updated Mar 01, 2021
Improve fragmentation diagnostics 0 of 3 tasks completed

#19357 · opened Feb 12, 2021 by Ben Gamari RTS feature request runtime perf
- CLOSED
- 4
- 1
- 3
updated Mar 08, 2021
Template Haskell doesn't support Haskell 2010 default declarations

#19373 · opened Feb 14, 2021 by Mario TemplateHaskell feature request
- 1
- 10
updated Mar 08, 2021
Provide user more control about how much memory the RTS retains 0 of 3 tasks completed

#19381 · opened Feb 15, 2021 by Matthew Pickering RTS feature request runtime perf
- 0
updated Mar 07, 2021
Provide a `tryToGetQSem`

#19383 · opened Feb 15, 2021 by Gauthier S. concurrency core libraries feature request
- 1
- 7
updated Feb 21, 2021
Surprising lack of generalisation using MonoLocalBinds

#19396 · opened Feb 17, 2021 by Tom Ellis feature request typechecker
- CLOSED
- 8
updated Mar 06, 2021
GNU make job server-alike for GHC --make

#19416 · opened Feb 22, 2021 by Adam Sandberg Eriksson compiler perf feature request
- 2
- 19
updated Mar 04, 2021
Support overriding "No instance" errors using the default deriving strategy

#19418 · opened Feb 22, 2021 by infinity0 deriving feature request
- 0
updated Mar 02, 2021
Use source file hashes as well as mtimes when determining whether a file needs to be recompiled

#19439 · opened Feb 25, 2021 by hdgarrood feature request recompilation checking
- 1
- 1
- 2
updated Mar 01, 2021
Make code generated by `dataToTag#` more compact (and efficient, hopefully)

#19444 · opened Feb 26, 2021 by Sebastian Graf feature request pointer tagging
- 7
updated Feb 26, 2021
Generate branchless code for two-alternative cases with default alternative if they return literals or nullary constructors.

#19448 · opened Feb 26, 2021 by Andreas Klebinger code generation feature request
- 1
- 2
updated Mar 02, 2021
memfd_create + mmap for anon allocations in RTS linker for a better debugging experience

#19451 · opened Feb 26, 2021 by Adam Sandberg Eriksson RTS feature request linking
- 2
updated Mar 05, 2021
Pseudo-SSA in NCG

#19453 · opened Feb 27, 2021 by Benjamin Maurer 9.4.1 NCG backend Pnormal code generation feature request
- 4
updated Mar 03, 2021
Don't allow deriving-via when the via type is identical to the type intsances are being derived for

#19465 · opened Mar 01, 2021 by Ollie Charles DerivingVia feature request
- 2
- 2
updated Mar 01, 2021
Provide a way to set the nursery size independently from the number of capabilities

#19483 · opened Mar 03, 2021 by Pepe Iborra RTS feature request
- 0
updated Mar 03, 2021

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