Listed below are the 50 most recently updated issues on GitHub for a selection of core Raku repositories.

rakudo/rakudo

Most recent issues (show/hide)

5982

Match method doesn't work properly with the :pos parameter

OPEN

5934

`infix:^^` returns an undefined value for `True ^^ True` instead of `Nil`

CLOSED

5947

Failure when compiling

OPEN

5952

s/json/toml/g

OPEN

6056

Typed arrays in parametrized roles don't work

OPEN

3380

Gather issues

CLOSED

4779

"unary" is not a description of associativity

OPEN

6071

Compiler hangs: typed hash attribute in parameterized role (has %!h{Int} of T)

OPEN

6062

OpenSuse Leap 16 - Rakudo 2025.12 install from source - failure, segmentation fault

CLOSED

6067

RakuAST: `EXPORT` sub is **not** being called

CLOSED

6057

Specifying `-M` on command line overrides `-M` RAKUDO_OPT settings

CLOSED

6063

MSI Installer Hardcodes Version="1.0.0" Instead Of Using $(var.VERSION)

CLOSED

6064

RakuAST: smartmatch against `Match` objects returns `True`

OPEN

6058

reduce throws an error if given just a single value

OPEN

2213

LTA Error in `?? !!`

OPEN

5892

Promise.andthen and Promise.orelse could provide the .result or .cause directly.

OPEN

6047

RakuAST: Raku throws error when using module

CLOSED

6059

Reductions and productions handle single argument case differently

OPEN

6054

The min and max routines ignore their :by parameter when given a Range

OPEN

6053

Cannot bind to Pair when List element

OPEN

6052

RakuAST: $?SOURCE and $?CHECKSUM do not interpolate

OPEN

6051

RakuAST: module loading fails with a class with the same name as a core class

OPEN

5854

RakuAST: Confusion when declaring nested multi-part-name packages with similar names to the outer package

OPEN

6050

"upcoming year" for text of doc/ChangesLog behaves badly at year end

OPEN

6048

`Junction.defined` giving incorrect results on one-junctions

CLOSED

6046

RakuAST: adverb elems in sequence endpoint

OPEN

6045

LTA error on using unexpected named argument syntax

OPEN

6037

List or Scalar from .min .max control of :k :v :p :kv

OPEN

6044

RakuAST: statement modifier doesn't localize when called on a sub without ()

OPEN

6006

RakuAST: throws spurious sigspace error

OPEN

6042

RakuAST: pick: *

OPEN

6043

RakuAST: chars HyperWhatever

OPEN

6041

Strange performance issue with mixed native int / num

OPEN

6036

Should a Duration be Real?

OPEN

6039

Relegating Unicode characters in examples to the Unicode section

CLOSED

6030

Rat as an argument of comb

OPEN

6029

Windows: ARGS not loading when raku called by extension

CLOSED

5970

RakuAST - Fix generic attributes

OPEN

6031

Parameterized Quanthashes with a coercing parameterization, don't coerce, they just type check

OPEN

5912

Using a subset as a type sets the *base* type as default in v6.e.PREVIEW

CLOSED

5317

role-constrained variable does not accept derived role defined inline

CLOSED

1920

Module loading is not thread safe

CLOSED

6019

Sequence operator ... hangs

OPEN

6020

Release process builds moarvm and nqp twice.

OPEN

5963

[Snyk] Dereference of a NULL Pointer

CLOSED

5962

[Snyk] Deference of a NULL Pointer

CLOSED

5961

[Snyk] Dereference of a NULL Pointer

CLOSED

5960

[Snyk] Deference of a NULL Pointer

CLOSED

5959

[Snyk] Deference of a NULL Pointer

CLOSED

5958

[Snyk] Dereference of a NULL Pointer

CLOSED

moarvm/moarvm

Most recent issues (show/hide)

1988

Wrong code getting generated for unicode_db.c

OPEN

1980

2025.12 doesn't build with system libuv

OPEN

1836

Should the header files have include guards?

CLOSED

1966

Reasonable (?) redispatch generates "Cannot replace capture argument with different kind"

OPEN

1958

Request to pull updated dyncall

OPEN

1957

[Snyk] Double Free

OPEN

1956

[Snyk] Double Free

OPEN

1954

Use of Externally-Controlled Format String

CLOSED

1951

Add support for num16 and num8

OPEN

1949

libtommath CVE

OPEN

1935

Build failure on Alpine due to mimalloc update

CLOSED

1869

Support TCP half-closed in Async sockets

OPEN

1718

Segfault in MVM_spesh_log_return_type

OPEN

1750

Segfault, probably spesh related

OPEN

1015

MoarVM Panic - OO - CONTROL Phaser

CLOSED

1351

Reliable MoarVM panic in rakuast branch: Heap corruption detected

OPEN

751

MoarVM panic: Internal error: invalid thread ID <some-random-ID> in GC work pass

CLOSED

1023

SEGV during a --profile

CLOSED

1105

ABRT when using --full-cleanup

OPEN

1187

MoarVM panic when profiling an EVAL that fails

OPEN

813

SEGV when attempting to --profile-stage=optimize the Rakudo build

OPEN

1932

No MoarVM syscall with name 'file-stat'

CLOSED

1927

MoarVM panics on arrays with bigint indices

OPEN

1905

2025.01 tarball from releases is broken and does not extract: `gnutar: Archive value is out of time_t range`

CLOSED

1926

The version scheme of the extracted folder from release artifact is differ

CLOSED

572

MoarVM panic with CONTROL block

CLOSED

1789

uv.lib(util.obj) : error LNK2001: unresolved external symbol _GetSystemTimePreciseAsFileTime

OPEN

1917

Builds of master are failing lately when building the nightly container

CLOSED

1902

tools/release.sh using Perl

OPEN

1834

2024.08 release: MoarVM fails to compile NQP on powerpc

CLOSED

1888

Frequent heap corruption

OPEN

1874

gh release workflow is broken

CLOSED

1864

segmentation fault on parallel code

CLOSED

1615

Segmentation Fault in Rakudo While Running Project w/ Cro and DB::MySQL

OPEN

1850

Internals MoarVM Error messages are LTA

OPEN

1849

MoarVM panic: Internal error

CLOSED

1854

(should have been for rakudo instead ? , sorry ) make package asks for install-dist.p6, rename from *.raku may have not been working correctly,

CLOSED

1845

Spesh issue when `.gist`ing a `Seq`

CLOSED

1846

$*IN.close breaks shell/run on macOS

OPEN

1230

Expression JIT maybe missing GC check at backbranch

CLOSED

1129

Intermittent failure when running S17-supply/return-in-tap.t

OPEN

1837

MSVC builds broken in Windows 11 SDK 10.0.26100.0 due to NAN / INFINITY no longer being compile-time constant

CLOSED

1795

Meson build system

OPEN

1517

Possible CVE in third party

CLOSED

446

Some sort of SPESH issue

CLOSED

400

Segmentation Fault in rakudo 2016.08.1-55-gb1c444f built on MoarVM version 2016.08

CLOSED

391

Numification fails with non-ascii strings.

CLOSED

284

VS2015 jitbug - stack overflow when building rakudo CORE.setting

CLOSED

175

SEGV due to spesh logging?

CLOSED

108

perl6 native call libgsl segmentation fault

CLOSED

raku/nqp

Most recent issues (show/hide)

805

CI pipeline is broken

CLOSED

842

nqp-2025.03 FTBFS on Musl libc

CLOSED

825

2024.08 is broken now: NQPCORE.setting fails to build

CLOSED

828

[JVM] nqp::null as value for class attribute is changed to NQPMu after serialization+deserialization

CLOSED

817

Failing to build javascript backend

OPEN

824

`nqp::isnum` returns 0 for everything Rakudo considers a `Num`

CLOSED

792

NQP README instructions unclear

CLOSED

685

nqp::iterator on lists is slower than manually indexing into lists

OPEN

818

question / offer: build GitHub workflow based NQP releases

OPEN

675

Rakudo's install-dist.p6 fails with

CLOSED

808

[JVM] Using back-references with aliases dies with internal error

CLOSED

810

Unhandled exception: lang-call cannot invoke object of type 'VMNull' belonging to no language

CLOSED

800

$brackets definition in HLL::Grammar has duplicate bracket pairs

CLOSED

512

063-slurp test file

CLOSED

526

jvm: unhandled exception

CLOSED

377

Building inside a chroot fails with "Unhandled exception: All positional args must appear first"

CLOSED

784

Compilation fails on macOS 13

CLOSED

789

[2022.12/arm64] segmentation fault during Creating stage 2 NQP

OPEN

783

[JVM] Several opcodes for string (e.g. chars, substr*) work on Java's chars (UTF-16) instead of graphemes

OPEN

241

Implement NFG on JVM

OPEN

751

There's still a good deal of `perl6` in this repo

OPEN

771

NQP grammar doesn't seem to work on its own

CLOSED

274

t/nqp/19-file-ops.t failure in pre-2016.01

OPEN

437

Flagged as vulnerable

CLOSED

519

try and die can cause infinite loop under some rare condition

OPEN

427

Random failures of t/concurrency/01-thread.t

CLOSED

239

Can't build against externally-built moar backend (with patch)

CLOSED

492

need simple examples of using QAST inside nqp programs

OPEN

632

Parse error when a '<.panic(' ending '>' is moved to the next line

CLOSED

695

NQP sometimes throws a segmentation fault at build time

CLOSED

633

No notification by any IRC bot when an issue is filed

OPEN

770

Test

CLOSED

293

Bunch of things undocumented

OPEN

686

Opcode test coverage needs improving

OPEN

693

Issues with CI

CLOSED

372

Configure appveyor to test nqp builds on windows

CLOSED

405

nqp lacks automated testing on OSX environment

CLOSED

552

Local '__lowered_lex....' already declared when compiling NQP

CLOSED

186

implement nqp::nativecallglobal for jvm

CLOSED

619

hllboolfor op SEGVs

CLOSED

Can't override class's Numeric

OPEN

446

[JVM] nqp::attrinited does not work for natives

OPEN

250

Encoding a string as utf16 to buffer containing 8 bit integers is broken on the JVM

OPEN

203

Inconsistent signature for &MAIN

OPEN

735

There is no way to distinguish a non-existing symbol from one bound to VMnull

OPEN

733

Build fails on MoarVM: "Cannot find method 'new' on object of type Archetypes"

CLOSED

727

[JVM] Java limit for method code size can be hit by defining large hashes

OPEN

699

Please include nqp-configure in the release tarballs

OPEN

713

nqp::split should allow for boxing type

OPEN

705

test

CLOSED

raku/doc-website

Most recent issues (show/hide)

434

Website rebuild

OPEN

393

Reducing Build time from 13min to 3min

CLOSED

472

//= not easy to find in docs

OPEN

139

check that all JS libraries are served from CDN

OPEN

475

Non-Raku code examples take up a lot of vertical space

OPEN

439

returning to 'credits'

OPEN

478

Align buttons on front page

OPEN

477

Need instructions for generating markdown from rakudoc

OPEN

473

Extra horizontal padding on inline code

OPEN

474

Eliminate ␤ from sample OUTPUT

OPEN

471

Run and Edit examples

OPEN

419

Syntax highlighting - eyes needed

OPEN

464

Search Box Improvements

OPEN

470

Pin Dependency Versions

OPEN

408

Exact match in search should be prioritized.

OPEN

463

Raku Recipes missing

CLOSED

456

"Introduction" page insufficiently awesome

OPEN

453

serving the website using Cro rather than Caddy

CLOSED

455

code highlighting issue on e.g. $tuple<>, angle brackets differ in color

OPEN

441

Robots.txt impacting search results

CLOSED

443

Is the announcement page useful??

CLOSED

429

proof of concept up and running

CLOSED

435

Variables headings missing

OPEN

411

Entire site is unreadable/unusable on mobile browsers

OPEN

433

Doc Generation Issue with Formatting Tags

OPEN

431

How much to include in a Composite?

OPEN

382

Issues with popup - contrast, usability, history

OPEN

430

replacing the way Typegraphs are generated

OPEN

426

New guidance on trademark

CLOSED

Error page

CLOSED

421

Extraneous text on generated page.

CLOSED

422

Sentence fragments: 'See primary documentation...'

CLOSED

320

Add install graph-viz to install instructions

CLOSED

274

Pod documentation that use :allow< > does not highlight as Raku code but as Pod

CLOSED

200

Incorrect syntax highlighting

CLOSED

216

Some coloring for syntax is weird

CLOSED

417

Inconsistent font size in code samples

CLOSED

400

Cannot find any information on using the Build.rakumod module

CLOSED

410

Anchors being generated in the wrong place

CLOSED

401

Error report incorrectly errors on https://docs.raku.org/type/Cool#typegraphrelations

CLOSED

402

error report external link check is disabled

CLOSED

403

error report doesn't indicate when it was run

CLOSED

407

JS error

CLOSED

359

Generate sqlite output from RakuDoc source input

OPEN

399

How much information should be in Table of contents?

OPEN

356

E-Book design - initial design

CLOSED

353

Code example boxes narrowed by descriptor

CLOSED

396

Search sidebar UI bug

OPEN

383

Dark mode does not auto switch

OPEN

386

searching for slurp isn't great

CLOSED

raku/doc

Most recent issues (show/hide)

4732

Update approach to using Unicode in the docs

OPEN

4160

decont index is wrong

OPEN

3133

Add CAVEAT EMPTOR regarding infinite gather

OPEN

3780

check-signature test cannot find some method definitions.

OPEN

4099

The X<> code syntax for creating 2 or more entries is almost not used and probably should go away

OPEN

4468

Standardize links for methods in docs.

OPEN

4763

Establish "thunkiness" or similar terminology for operators

OPEN

4775

IO::Handle.open doc redirects reader unclearly

CLOSED

1520

Prefer non-ASCII syntax in code samples

CLOSED

4319

More Detail for Variable Declarations

CLOSED

4399

Missing docs that are linked to

OPEN

4361

checklist for 2023.09

OPEN

2116

Right-hand side of *what*?

CLOSED

4504

checklist for 2024.07

OPEN

4673

checklist for 2025.06

OPEN

4675

Checklist for 2025.10

OPEN

4715

Checklist for 2025.11

OPEN

4588

Add a test to verify the glossary is sorted

CLOSED

4759

pod links visible with combination of C<L<…|…>>

CLOSED

4770

Remove “PERL” glossary entry.

CLOSED

1991

Split "Any" documentation into 'Any-non-iterable' and 'Any-iterable'?

CLOSED

1993

A DBIish example is outdated; MySQL is replaced with MariaDB on Debian Stretch

CLOSED

1994

Revise README.md

CLOSED

1507

Definition for Any.collate and Any.cache

CLOSED

1675

Difference between //, m//, and rx// in regex

CLOSED

1979

unicmp and coll operators don't require "use experiment"

CLOSED

1989

Use always non-breaking space when talking about Perl 6 and Pod 6

CLOSED

1934

move p5 question from FAQ to p5 specific pages

CLOSED

922

Document how one could write their own .gist

CLOSED

759

Content in “Dynamic variables” table is slightly broken

CLOSED

884

Coercion types are now allowed as return types.

CLOSED

930

Match.CURSOR not documented (or not searchable)

CLOSED

620

Improve the inheritance example to something more meaningful (was remove TODO)

CLOSED

885

CallFrame has broken links to $?FILE and $?LINE, $?FILE and $?LINE do not mention CallFrame

CLOSED

562

Hyper operators are not searchable

CLOSED

444

Sequence examples no longer work as advertised / section could use improvement

CLOSED

503

Kernel, Distro, VM, Perl, Systemic and Compiler object types not documented

CLOSED

388

add more detail about implicit return

CLOSED

4560

Methods, routines, subs mislabeled in classes Mu & Any

OPEN

2308

Methods, routines, subs mislabeled on Cool page

OPEN

2148

Error in the docs for `unit` declarator

OPEN

4533

Tighten Up Augment Example

OPEN

4506

xt/check_signatures.t doesn't report on /IO/Handle#method_chomp

OPEN

4641

use https://github.com/niner/CompUnit-Repository-Mask to run more examples

OPEN

3003

Time to delete stale branches... again

OPEN

4472

xt/check-signatures.t to report on missing docs

OPEN

4471

xt/check-signatures.t doesn't understand class $.variables

OPEN

4758

Checklist for 2026.01

OPEN

4058

Fix explanation of evaluation order

OPEN

3439

Improve module release documentation

CLOSED

Raku Repositories Report

rakudo/rakudo

moarvm/moarvm

raku/nqp

raku/doc-website

raku/doc