Activity
From 10/22/2025 to 10/28/2025
Today
- 08:47 PM Revision afb0d431 (git): ZJIT: Drop --seed from test-all on CI (#14976)
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08:45 PM Bug #21640: Core Pathname is missing 3 methods / is partially-defined
- Eregon (Benoit Daloze) wrote in #note-27:
> If the gem is a noop then of course it would not matter, but I'm unsure if the gem should be a noop.
I can't answer if it "should", but at least that's how it works with `set`, so at least ... -
07:02 PM Bug #21640: Core Pathname is missing 3 methods / is partially-defined
- If the gem is a noop then of course it would not matter, but I'm unsure if the gem should be a noop.
There is also the issue that core already uses the pathname C extension, and loading the gem pathname C extension might cause issues, i... -
- Ah, thank you very much, now I see it.
So this #4 issue could be solved by implementing the 3 methods as shims that load the necessary dependencies, which then allows pathname to do `rb_provide("pathname.rb")` -
02:06 PM Bug #21640: Core Pathname is missing 3 methods / is partially-defined
- Dan0042 (Daniel DeLorme) wrote in #note-24:
> So the issue here is that pathname doesn't use this `rb_provide` ?
pathname does use `rb_provide`:
```
$ git grep rb_provide pathname.c
pathname.c: rb_provide("pathname.so");
```... -
- > It's normal behavior when moving from stdlib to core that `rb_provide` is used to make it appear that the library has already been loaded. Having `set.rb` in `$"` makes it so code that uses `require 'set'` does not cause files to be lo...
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- Dan0042 (Daniel DeLorme) wrote in #note-19:
> But _why_? If there's an actual problem with this approach I would like to hear it. If it's just because it "feels unclean" then I would like the core team to prioritize usefulness over these... -
- Dan0042 (Daniel DeLorme) wrote in #note-21:
> But that doesn't happen with `require "set"`. In fact, the "set" gem appear to never be loaded at all?! Sorry, I can't make sense of these divergent behaviors.
It's normal behavior when m... - 08:18 PM Revision d0c7234b (git): ZJIT: Support ParallelMov into memory (#14975)
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08:14 PM Revision 599de290 (git): YJIT, ZJIT: Fix unnecessary `use` of macros
- https://github.com/ruby/ruby/actions/runs/18887695798/job/53907237061?pr=14975
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07:49 PM Revision 882e1677 (git): Update to ruby/spec@3bc45ba
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06:51 PM
Feature #20205: Enable `frozen_string_literal` by default
- ______________________________________________
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- matz (Yukihiro Matsumoto) wrote in #note-75:
> Probably we would have Ruby4.0 in 2025, but I am not going to make frozen-string-literal default this year.
That's unfortunate, but OTOH it makes sense because first we need to make the ... -
- * [Feature #20205] Enable `frozen_string_literal` by default (eregon)
* Let's decide in which release the chilled string deprecation warning shows up regardless of verbosity level (R1) to make progress on this. How about 4.0?
* Oth... -
06:36 PM Revision 8a765975 (git): ZJIT: Split HIR tests (#14967)
- `hir.rs` was getting rather large, so I've opted to move the inline tests into their own files. This should also help when looking for where to put your tests, as the optimization tests have a dedicated file.
Future follow up work could... - 05:37 PM Revision a9d42f7c (git): ZJIT: Print percentage of GuardType failure
- 05:37 PM Revision 2c90da46 (git): ZJIT: Count GuardType instructions
- We can measure how many we can remove by adding type information to C
functions, etc. -
05:08 PM Bug #21652 (Open): Marshal#dump documentation out-of-date/unclear regarding Data class
- With the introduction of the `Data` class in Ruby 3.2, the `Marshal#dump` documentation is confusing since it claims that "Marshal can’t dump ... an instance of ... Data". It is even cross-linked to the new `Data` class. However, and tha...
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- Once we add register spill, the C stack will have not only spilled basic
block params but also spilled VRegs.
We won't know how many stack slots are used for spilled VRegs until
alloc_regs, so you can't compute an offset as of writing LIR. -
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- It's a call_threshold: 2 test
https://github.com/ruby/ruby/pull/14933#discussion_r2469731499 -
- Fixes https://github.com/Shopify/ruby/issues/814
This change specializes the case of calling `Array#pop` on a non frozen array with no arguments. `Array#pop` exists in the non-inlined C function list in the ZJIT SFR performance burndown... - 02:49 PM Revision 2e2f31c8 (git): ZJIT: Add IsBitNotEqual and inline BasicObject#!=
- 02:49 PM Revision c2bef01b (git): ZJIT: Optimize Kernel#===
- 02:49 PM Revision e973baa8 (git): ZJIT: Add BoxBool and remove CCall from BasicObject#==
- 02:49 PM Revision a4f8afce (git): ZJIT: Use FnProperties::default()
- 02:49 PM Revision 2a6e5d7d (git): ZJIT: Allow both inlining and annotating properties
- 02:49 PM Revision 74255204 (git): ZJIT: Remove redundant annotation
- 02:49 PM Revision 3624031b (git): ZJIT: Inline Kernel#nil? and NilClass#nil?
- We can fully remove the CCall now.
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12:02 PM Revision b0825d78 (git): Restore old version of Gem::Installer#install for default gems installation
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- https://github.com/ruby/rubygems/commit/c3cc38c72c
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- https://github.com/ruby/rubygems/commit/e9bd59699c
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- https://github.com/ruby/rubygems/commit/6fbbde48e2
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- https://github.com/ruby/rubygems/commit/81dbd42abf
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- https://github.com/ruby/rubygems/commit/15e46a3a68
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- https://github.com/ruby/rubygems/commit/55745ee0f8
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10:43 AM Bug #21651 (Feedback): replacing a string with one backslash with two backslashes
- From [String@Substitution+Methods]:
> Note that <tt>\\\\</tt> is interpreted as an escape, i.e., a single backslash.
> ...
This is what happens at the first line.
Since a space after a backslash is not a valid escape, the result a... -
09:10 AM Bug #21651 (Feedback): replacing a string with one backslash with two backslashes
- ruby 2.7.8p225 (2023-03-30 revision 1f4d455848) [x86_64-linux]
ruby 3.4.4 (2025-05-14 revision a38531fd3f) +PRISM [x86_64-linux]
```
irb(main):002> "\\".gsub("\\", "\\\\")
=> "\\"
irb(main):003> "\\".gsub("\\", "\\ \\")
=> "\\ \\... -
10:11 AM Feature #21650: Performance regression: Rational#floor(ndigits) extremely slow for huge ndigits in Ruby 3.4 (ok in 3.2)
- Sure, thanks for clarification and fast reply.
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09:29 AM Feature #21650 (Feedback): Performance regression: Rational#floor(ndigits) extremely slow for huge ndigits in Ruby 3.4 (ok in 3.2)
- Thank you for your reply.
I found a clearer case:
```ruby
p Rational(1, 3).floor(2**1) #=> (33/100)
p Rational(1, 3).floor(2**2) #=> (3333/10000)
p Rational(1, 3).floor(2**3) #=> (33333333/100000000)
p Rational(1, 3).floor(2**4... -
- mame (Yusuke Endoh) wrote in #note-3:
> Thank you for the report.
> ...
1. It wasn't involved in any production usage, we have fuzzy tests which generated this and it was in our test suite. Therefore I was surprised by performance degr... -
- Thank you for the report.
As the warning indicates, prior to Ruby 3.4 (up to 3.3), attempting to generate a huge `Integer` would return `Float::INFINITY`. Ruby 3.4 removed this inaccurate truncation, which is why it now takes longer. (#... -
- ## Summary
`Rational#floor(ndigits)` with a very large positive ndigits takes tens of seconds in Ruby 3.4, while it returns essentially instantly in Ruby 3.2. Reproducible on macOS and Linux. Looks like a missing fast‑path for rationals... -
- https://github.com/ruby/rubygems/commit/62ba34d6c9
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08:28 AM Revision 7550f7e4 (git): [ruby/rubygems] Update new gem CoC and prompt
- Prompt wording "prefer safe, respectful, productive, and collaborative spaces" is copied verbatim from Ruby Community Conduct Guideline.
https://github.com/ruby/rubygems/commit/6cdf5f6d8a - 07:50 AM Revision aab390aa (git): [ruby/json] Use Vector API in the Java Extension
- Overview
This PR uses the [jdk.incubator.vector module](https://docs.oracle.com/en/java/javase/20/docs/api/jdk.incubator.vector/jdk/incubator/vector/package-summary.html) as mentioned in [issue #739](https://github.com/ruby/json/issues/... -
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- C99 does not declare ways to designate the charset encoding of the
source file. We can assume just US-ASCII characters will be safe. -
04:07 AM Revision 02d53bab (git): [ruby/stringio] [DOC] Doc for StringIO#each_byte
- (https://github.com/ruby/stringio/pull/157)
https://github.com/ruby/stringio/commit/624ce56b4e
Co-authored-by: Sutou Kouhei <kou@cozmixng.org> - 03:58 AM Revision d864bd1a (git): Update default gems list at b3191d204b8b4fe4b29cf73cd09a1b [ci skip]
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- https://github.com/ruby/erb/commit/e8d382a83e
- 03:50 AM Revision 4511e962 (git): Update default gems list at f7eee3427dcc8b644b9fd6c854f3e1 [ci skip]
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- https://github.com/ruby/erb/commit/daa0e8712f
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- (https://github.com/ruby/stringio/pull/159)
https://github.com/ruby/stringio/commit/6628d4837b
Co-authored-by: Sutou Kouhei <kou@cozmixng.org> -
- (https://github.com/ruby/stringio/pull/158)
https://github.com/ruby/stringio/commit/ec6bf815ae
Co-authored-by: Sutou Kouhei <kou@cozmixng.org> -
- I've finished to prepare Luke's account. Please let me know if you have any issues for developing Ruby.
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- I've finished to prepare Stan's account. Please let me know if you have any issues for developping Ruby.
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10/27/2025
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- > The issue with `Pathname` is that it was not fully converted to core, only partially converted.
Yes that's the issue with the 3 methods missing from core Pathname, but @eregon's point 4 was about conflicts when `require "pathname"` ... -
- Dan0042 (Daniel DeLorme) wrote in #note-19:
> Doesn't `Set` have the same problems?
No.
> ...
In Ruby 3.2, `set` was default gem, and `Set` was an autoloaded constant. The `set` library was not required when a method was called (u... -
- > That's consensus with akr and me. We should avoid loading other libraries by simply calling methods from the embedded core classes.
But *why*? If there's an actual problem with this approach I would like to hear it. If it's just bec... - 10:57 PM Revision e5e32acc (git): ZJIT: Annotate Kernel#frozen? as returning BoolExact
- 10:57 PM Revision c3c25443 (git): ZJIT: Annotate Symbol#to_s and Symbol#name as returning StringExact
- 10:57 PM Revision 46525fa7 (git): ZJIT: Add return_type to inlined InvokeBuiltin
- 10:57 PM Revision 3fb96ee9 (git): ZJIT: Inline method calls to ISEQs that just do leaf Primitive calls
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10:53 PM Revision 8d45e1f3 (git): ZJIT: Fix internal compiler error looking up profiles for trace_getinstancevariable (#14969)
- We treat getinstancevariable differently from other opcodes: it does not
look at the stack for its self operand, but instead looks at
`cfp->self`. In some cases, we might see the `trace_` variant in the
front-end, so make sure we treat t... -
- * ZJIT: Print out full path to --zjit-trace-exits output
This helps with any `chdir`-related issues.
* Don't include dot
Co-authored-by: Takashi Kokubun <takashikkbn@gmail.com>
---------
Co-authored-by: Takashi Kokubun <takashikkbn@... -
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- 07:26 PM Revision 74c3bd77 (git): ZJIT: Remove a duplicated annotation (#14968)
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05:33 PM Bug #21649 (Open): Ractors can access non-shareable object through singleton classes
- If we send a non-shareable object into a Ractor, it needs to be copied.
```
❯ ruby -W0 -e 'Ractor.new(p(Object.new)) { |o| p(o) }.join'
#<Object:0x00000001240f8cf8>
#<Object:0x00000001240f8870>
```
However we're able to instead... -
04:20 PM Bug #21648: [prism] ruby crashes for `for * in [10]; end`
- @kddnewton can you mark for backport? Thanks!
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- Applied in changeset commit:git|0b0da6c4b26f80ad6985722d3fc0f5cdee09125d.
----------
Correctly compile splats in for-loop index in prism
Fixes [Bug #21648]
This is a followup to https://github.com/ruby/ruby/pull/13597.
The added test ... -
- https://github.com/ruby/ruby/pull/14963
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- ```sh
$ ruby -e "for * in [10]; end"
-e:1: [BUG] Stack consistency error (sp: 15, bp: 14)
ruby 3.4.6 (2025-09-16 revision dbd83256b1) +PRISM [x86_64-linux]
-- Control frame information ----------------------------------------------... -
- Fixes [Bug #21648]
This is a followup to https://github.com/ruby/ruby/pull/13597.
The added test passed but didn't emit the same instructions.
This also handles bare splats and aligns instructions for all cases -
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09:22 AM Revision 2a9d15b9 (git): [ruby/json] parser.c: Fix indentation in json_decode_integer
- https://github.com/ruby/json/commit/f228b30635
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- https://github.com/ruby/json/commit/1ba1e9bef9
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- https://github.com/ruby/stringio/commit/04ba28af00
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- https://github.com/ruby/rubygems/commit/b2e1810067
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- https://github.com/ruby/rubygems/commit/687ffd7265
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- ```
Fetching gem metadata from https://gem.repo4/.
Resolving dependencies...
Resolving dependencies...
# $? => 0
cannot load such file -- diff/lcs
```
https://github.com/ruby/rubygems/commit/668b300261 -
- If we install uri-1.0.4 as default gems. The example may be failed with
version miss-match.
https://github.com/ruby/rubygems/commit/fd2dcb502b -
06:54 AM Revision 1b57e557 (git): [ruby/openssl] test: remove unused small test keys
- Previous commits removed all usages of those small keys.
https://github.com/ruby/openssl/commit/f9d87d7912 -
- Use generic keys whenever possible.
https://github.com/ruby/openssl/commit/73d6a25360 -
- Use generic keys whenever possible.
https://github.com/ruby/openssl/commit/90d6af60b9 -
- Use generic keys whenever possible.
https://github.com/ruby/openssl/commit/cc4d40525c -
- Use generic keys whenever possible.
https://github.com/ruby/openssl/commit/ef4fa5e9b4 -
- Use generic keys whenever possible.
https://github.com/ruby/openssl/commit/689fc271b1 -
- Replace fixed-sized RSA keys with the generic rsa-{1,2,3}.pem keys.
Those test cases do not depend on specific keys or key sizes, and just
need several different keys.
Replace DSA keys with EC keys so that we can run more tests in the F... -
- The EVP_CIPHER_CTX = OpenSSL::Cipher interface for AEAD ciphers is
notoriously complicated and full of pitfalls. I tried to clarify docs
so that users can hopefully connect the Ruby methods with the
corresponding OpenSSL man pages more e... -
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06:33 AM Revision b839deec (git): [ruby/openssl] Check NULL values for deprecated EVP_PKEY_get0() functions
- In OpenSSL <= 1.1.1, EVP_PKEY_get0() always returned a valid object, so
a NULL check was not necessary. In OpenSSL 3.0, the function can return
NULL (https://docs.openssl.org/3.0/man7/migration_guide/#deprecated-function-mappings),
so gu... -
- https://github.com/ruby/rubygems/commit/9b3a5a8ae9cd
https://github.com/ruby/rubygems/commit/8f6eb4ac64 - 05:51 AM Revision f6d2aef3 (git): [ruby/openssl] Update link to OpenSSL configuration file docs
- https://github.com/ruby/openssl/commit/02ff964114
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- (https://github.com/ruby/stringio/pull/154)
https://github.com/ruby/stringio/commit/eca2588274 -
- (https://github.com/ruby/stringio/pull/150)
https://github.com/ruby/stringio/commit/ea6e36f797
Co-authored-by: Sutou Kouhei <kou@cozmixng.org> -
- Exclude other git management files too.
https://github.com/ruby/win32-registry/commit/3be0188111 - 03:02 AM Revision 342dfd78 (git): [ruby/resolv] win32/resolv: fix loading of `NV Domain`
- https://github.com/ruby/resolv/commit/da14f1f2fc
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- ```
TestResolvDNS#test_no_server:
Test::Unit::ProxyError: Timeout::Error
/path/to/ruby/test/resolv/test_dns.rb:531:in 'TestResolvDNS#test_no_server'
``` -
- (https://github.com/ruby/stringio/pull/149)
https://github.com/ruby/stringio/commit/11995db341 -
- (https://github.com/ruby/stringio/pull/152)
https://github.com/ruby/stringio/commit/7ded426718 -
- (https://github.com/ruby/stringio/pull/153)
https://github.com/ruby/stringio/commit/3e9d576441
Co-authored-by: Sutou Kouhei <kou@cozmixng.org>
10/26/2025
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10:59 PM Revision 52ea2220 (git): Fix segfault when moving nested objects between ractors during GC
- Fixes a segmentation fault when moving nested objects between ractors with GC stress enabled and YJIT.
The issue is a timing problem: `move_enter` allocates new object shells but leaves their contents uninitialized until `move_leave` co... -
10:46 PM Bug #21560: RUBY_MN_THREADS=1 causes large performance regression in Puma 7
- Sent a PR to fix this https://github.com/ruby/ruby/pull/14952
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07:27 PM Revision b66fbd59 (git): Make rb_vm_ccs_invalidate_and_free static
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06:43 PM Bug #21640: Core Pathname is missing 3 methods / is partially-defined
- Longtime rubyist here. I am the author of one of the Pathname PRs that kickstarted this discussion (#64). My PR adds the following methods to Pathname:
``` ruby
# these all use FileUtils
def mkdir_p(...)
def ln(...)
def ln_s(...)
... -
- OK, I've made a PR to document that in https://github.com/ruby/ruby/pull/14953.
But it's just a workaround, it doesn't address any of the problems.
It doesn't address what happens to the pathname gem and the various problems I mentio... -
- * See https://bugs.ruby-lang.org/issues/21640#note-16
- 08:49 AM Revision f53b8194 (git): Stop deleting the reference from superclass when replacing classext.
- Calling the usual rb_iclass_classext_free() causes SEGV because
duplicating a newer classext of iclass had set the reference from superclass
to the newer classext, but calling rb_iclass_classext_free() deletes it. - 08:49 AM Revision 1c81bbf0 (git): free the entry after deleting the reference
- 08:49 AM Revision be118cf9 (git): classext replacement never happen on non-iclass classes
- 08:49 AM Revision efe9a3cd (git): Add several very basic tests to be run with RUBY_NAMESPACE=1 on CI
- To detect breaking namespace features on CI.
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- (https://github.com/ruby/stringio/pull/151)
https://github.com/ruby/stringio/commit/94bd4a3d87
10/25/2025
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- I run a git bisect building/testing with these examples (to raise if >2ms avg) and this is the commit that started the issue:
> [be1bbd5b7d40ad863ab35097765d3754726bbd54] M:N thread scheduler for Ractors
Which is the commit the introdu... -
03:31 PM Feature #15381: Let double splat call `to_h` implicitly
- jeremyevans0 (Jeremy Evans) wrote in #note-11:
> […] Maybe in Ruby 4?
Bringing this up since it seems that this year’s Ruby version will be 4.0.
Is this change going to be considered for inclusion in the new release? -
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- Instead of the offset calculation.
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- Probably since macOS Runner Image Version 20251020.XXXX, spawned
processes initialize `TMPDIR` environment variable under the hood. -
- And `LD_PRELOAD` is set to `PRELOADENV` on Linux.
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12:19 PM Revision 377aa2a3 (git): Improve performance of UnicodeNormalize.canonical_ordering_one
- Use array_of_integer.sort! instead of buble-sort-like algorithm
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- `IS_TYPED_DATA` is no longer a flag in `type`, and the "embedded" flag
has been shifted accordingly.
ruby/ruby#14470 - 09:01 AM Revision 10f0abee (git): Update default gems list at 226caf1a1f3542d9e39e1a72fb43fd [ci skip]
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- https://github.com/ruby/json/commit/5e61cd7dce
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- Fix: https://github.com/rails/rails/commit/90616277e3d8fc46c9cf35d6a7470ff1ea0092f7#r168784389
Because the `depth` counter is inside `JSON::State` it can't be used
concurrently, and in case of a circular reference the counter may be
lef... -
04:59 AM Revision 93828c47 (git): merge revision(s) 4368e6c42effc16904e35f753fc2002f0bba375a:
- [PATCH] [ruby/rubygems] Removed credential assertion from stdout
https://github.com/ruby/rubygems/commit/3946be008c -
10/24/2025
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- When the fallback function in transcode_loop raises, it will leak the memory
in rb_econv_t. The following script reproduces the leak:
10.times do
100_000.times do
"\ufffd".encode(Encoding::US_ASCII, fallback: proc { ra... -
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- Hi, I submitted a PR to fix this: https://github.com/ruby/ruby/pull/14940
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07:04 PM Feature #20163: Introduce #bit_count method on Integer
- matz (Yukihiro Matsumoto) wrote in #note-24:
> Is there any real-world use-case for Integer#popcount method?
> ...
Yes, I am using it for a [bit set gem](https://github.com/tenderlove/bitz) (I had to implement my own popcount [here](ht... -
03:50 PM Revision a9f24aac (git): ZJIT: Specialize string length, bytesize, and size (#14928)
- Don't push frame for String#size, String#bytesize, and String#length.
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- # The next dev meeting
**Date: 2025/11/13 13:00-17:00** (JST)
Log: *TBD*
- Dev meeting *IS NOT* a decision-making place. All decisions should be done at the bug tracker.
- Dev meeting is a place we can ask Matz, nobu, nurse and o... -
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- https://github.com/ruby/rubygems/commit/42e22fd367
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- (https://github.com/ruby/stringio/pull/148)
Make examples do more work (instead of text).
https://github.com/ruby/stringio/commit/7f4662438f
10/23/2025
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09:59 PM Revision 8de628dc (git): ZJIT: s/as_usize/to_usize/ to comply with rust API guidelines
- When the name is `as_*`, the guideline expects the return type to be a
reference type. Also, it's good to have contrast in the naming from
the more dangerous `as usize` cast `IntoUsize` is meant to be preferred
over.
See: https://rust-l... -
- The `as` casts are somewhat dangerous since when the type on either side
change, it silently becomes a lossy conversion. This is why we have
`IntoUsize` as well as other guaranteed lossless conversion utilities
in stdlib. Use them.
For ... -
09:47 PM Revision f33cd128 (git): ZJIT: Add tests for non-leaf classvar get and set (#14924)
- This commit adds tests that raise on `getclassvariable` and
`setclassvariable` to exercise the non-leaf cases as suggested in
https://github.com/ruby/ruby/pull/14918#discussion_r2453804603 -
- Fixes https://github.com/Shopify/ruby/issues/813
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- The two types of TypedData objects should be treated the same except for
the free function. Since Namespace::Root did not inherit from Namespace::Entry,
all the TypedData_Get_Struct calls for Namespace::Root would raise
"wrong argument t... -
- (https://github.com/ruby/stringio/pull/144)
https://github.com/ruby/stringio/commit/d33ac815c1 - 02:30 PM Revision add78e76 (git): ZJIT: Use iseq pointer directly in get/set class var codegen (#14921)
- Addresses https://github.com/ruby/ruby/pull/14918#discussion_r2453802886
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- https://github.com/ruby/ruby/pull/14923
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01:21 PM Misc #21609: Propose Stan Lo (@st0012) as a core committer
- Thank you Matz and everyone supported me!
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04:08 AM Misc #21609: Propose Stan Lo (@st0012) as a core committer
- Agreed. Go ahead.
Matz.
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01:15 PM Misc #21646: Propose Luke Gruber as a Ruby committer
- Thank you Matz!
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- Accepted. Go ahead.
Matz.
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- That would be totally fine with me. I only have 3 PRs related to prism merged in ruby/ruby which is not all that much. For these I'm sure I'd find someone who'd occasionally help me out, like it is right now already anyways.
Thanks fo... -
- I agree with @naruse. We will revisit this issue some time (a few months?) later.
Matz.
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06:04 AM Misc #21630: Suggest @Earlopain for core contributor
- I agree that they have made many significant contributions to Prism this year. However, they do not yet have permissions for the ruby/prism repository. Perhaps we could first grant them access to ruby/prism, with Kevin serving as their m...
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- I'd like to document clearly that those 3 methods require explicit "require".
Matz.
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- Is there any real-world use-case for Integer#popcount method?
Bit-array?
Matz.
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- HI,
* Don't use principle of least surprise as your rationale, since background and assumption vary person to person
* I don't think Hashes can be naturally considered as Arrays with non-integer indexes. You can tell it from Hash#eac... -
04:08 AM Revision 3b190855 (git): skip jit payload
- They should be checked, but not sure JIT code...
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- because ISeq is shareable now.
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- to adopt strict shareable rule.
* (basically) shareable objects only refer shareable objects
* (exception) shareable objects can refere unshareable objects
but should not leak reference to unshareable objects to Ruby world -
- * `RB_OBJ_SET_SHAREABLE(obj)` makes obj shareable.
All of reachable objects from `obj` should be shareable.
* `RB_OBJ_SET_FROZEN_SHAREABLE(obj)` same as above
but freeze `obj` before making it shareable.
Also `rb_gc_verify_shareable... -
- https://github.com/Shopify/ruby/issues/649
Class vars are a bit more involved than ivars, since we need to get the
class from the cref, so this calls out to `rb_vm_getclassvariable` and
`rb_vm_setclassvariable` like YJIT. -
- https://github.com/ruby/rubygems/commit/3946be008c
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- https://github.com/ruby/rubygems/commit/bc77ec0bf2
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- (https://github.com/ruby/stringio/pull/146)
https://github.com/ruby/stringio/commit/141c6c0edf -
- https://github.com/ruby/rubygems/commit/3946be008c
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- https://github.com/ruby/rubygems/commit/bc77ec0bf2
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12:16 AM Revision 36e7db00 (git): [DOC] Tweaks for TCPSocket.new
- 12:10 AM Revision c3404d73 (git): ZJIT: Use InvokeBuiltin leaf attribute in codegen
- 12:10 AM Revision fa5481bc (git): ZJIT: Fetch Primitive.attr!(leaf) for InvokeBuiltin
- Fix https://github.com/Shopify/ruby/issues/670
10/22/2025
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- When RUBYOPT is invalid, it raises an error which causes moreswitches
to leak memory. It can be seen when building with LSAN enabled:
$ RUBY_FREE_AT_EXIT=1 RUBYOPT=f ruby
ruby: invalid option -f (-h will show valid options) (Ru... -
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- Fix https://github.com/Shopify/ruby/issues/832
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- It's mostly a duplicate of not-inlined-cfuncs right now.
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- Previously, YJIT returned truthy for the block given query at the top
level. That's incorrect because the top level script never receives a
block, and `yield` is a syntax error there.
Inside methods, the number of hops to get from `iseq... -
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- Earlopain (Earlopain _) wrote in #note-14:
> pathname only had 4 releases since it became a gem at the end of 2020, that does not seem like that much innovation. Per the changelog it barely changed since then even with the releases that ... -
- > ... it's awkward and confusing to have a partially-defined class
I agree.
> ...
I admit I am not very knowledgable on this. Are there other core classes that are still distributed as a gem also? To me being part of core excludes ... -
- Earlopain (Earlopain _) wrote in #note-12:
> I want to adress some of these points:
Thank you for your feedback.
> ...
They are very related but not the same, here is what I meant:
1 is explaining that Pathname inherently depends... -
- I want to adress some of these points:
* Problems 1 and 2 seem to be the same to me
* Problem 3, is that even one? If pathname is core, I don't except development to continue in the gem repository.
* Problem 4 you just adressed yourself,... -
- > I'm not sure why, but that seems a serious bug that the pathname gem apparently can't be used at all with Bundler.
This is actually a Bundler issue independent from this issue as it already exists on Ruby 3.4: https://github.com/ruby/... - 07:39 PM Revision 9ad902e5 (git): ZJIT: Inline String#==, String#===
- 07:39 PM Revision d792de29 (git): ZJIT: Fix Type::from_class for subclasses of built-in types
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- ZJIT: Revert 9a75c05
- 06:22 PM Revision 6fdcd08e (git): ZJIT: Fix land race
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- Copy the YJIT simple inliner except for the kwargs bit. It works great!
- 06:14 PM Revision f09e74ce (git): ZJIT: Fix some dead code in the backend (#14897)
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- Find ZJIT options in RUN_OPTS/SPECOPTS and put new ones from the bisection script
there too. -
- https://github.com/ruby/prism/commit/17a6a19bbae5c8b438a94816ed67c3852547d859 broke ruby/ruby CI
because some tests are only run against parse.y
This will catch that in the future.
https://github.com/ruby/prism/commit/98e1cd5c04 -
- Previously, when the output register and the base register are the same
in `out = Lea(Mem(out, disp))`, we did
out = disp
out = out + out
Which wasn't the desired `out = out + disp`.
Fixes a SEGV with `--zjit-call-threshold=2`... -
- Fixes https://github.com/Shopify/ruby/issues/805
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02:58 PM Feature #21572: Make illegal variable in alternation pattern a syntax error
- Thank you @ktsj — I will start working on a patch for Prism.
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- Can this issue be closed? We are coming up on the 3.5 release, and I don't think any further information is going to be forthcoming here.
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- * [Feature #21573] Simpler syntax errors
* Developers want nice syntax errors in the command line, that is implemented today.
* Language-agnostic tools that parse stdout want simple-to-parse errors and warnings.
* Can we add a m... -
- * [Misc #21630] Suggest @Earlopain for core contributor
* They have been very helpful for Prism maintenance, and also other areas of Ruby. It would be helpful for them to merge their own PRs. -
- My impression here is we should always respect dependencies before changing from stdlib/default gem to bundled gem.
Concretely, I think fiddle shouldn't be a bundled gem before its stdlib & default gems usages (resolv, win32/resolv, w... -
- Thanks for popping in!
> Would this problem be avoided if mini_portile2 declared an explicit dependency on net-http
No, that would not do much I think. The problem is that `win32-registry` is a default gem but it depends on `fiddle... -
- This one has been on my mind for a while now.
Currently, there are only tests against the latest syntax version.
This changes the snapshot structure as follows:
* Snapshots at their current location are tested against all syntax versio... - 06:53 AM Revision 66c12bd5 (git): Update bundled gems list as of 2025-10-22
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