Activity
From 09/07/2025 to 09/13/2025
09/12/2025
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10:24 PM Revision 09c06701 (git): Attempt to fix [Backport #21567]
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- ruby_3_4 commit:21709a58682b9fef53e3e3dec97a0fe4498334e3 merged revision(s) commit:7a05dbc47831a655a1ef8a1635f88292ac...
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07:24 AM Bug #21561 (Closed): Wrong encoding for File.dirname result on Windows
- Applied in changeset commit:git|7a05dbc47831a655a1ef8a1635f88292acd325da.
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File.dirname: return consistent... -
- File.dirname: return consistent encoding for `"."`
[Bug #21561]
It's preferable if the method is co... -
- ruby_3_4 commit:00fa53d0ba9ad3c70b634834ff4ca35c2923a894 merged revision(s) commit:928fea3bfa86053c0bc6f7a5bf7559b115...
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- Fix crash when $LOADED_FEATURES is modified during require
[Bug #21567]
When we require an object t... -
- ref: backport PR https://github.com/ruby/ruby/pull/13493
Ruby 3.4.6 will miss the fix since we don't have a packpo... -
09:48 PM Revision 599f58fb (git): [ruby/erb] [DOC] Enhanced documentation for class ERB
- (https://github.com/ruby/erb/pull/67)
https://github.com/ruby/erb/commit/7646ece279 -
09:30 PM Revision cdd1de63 (git): Revert "[ruby/prism] Clear flags on interpolated strings"
- This reverts commit a495e6a44ce8cff17461b250e32ab63e409a642d.
This break extension builds:
```
/Users/hsbt/Document... -
09:30 PM Revision c63d6bee (git): Explicitly use a ruby version for prism to parse the code as
- Prism can parse multiple versions of ruby. Because of that branch release managers are ok with simply
bumping prism t... -
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- Prism can parse multiple versions of ruby. Because of that branch release managers are ok with simply
bumping prism t... - 08:34 PM Revision d3cb347a (git): ZJIT: Share more code with YJIT in jit.c (#14520)
- * ZJIT: Share more code with YJIT in jit.c
* Fix ZJIT references to JIT - 07:55 PM Revision eaf64af6 (git): ZJIT: Let fallbacks handle unknown call types (#14518)
- 07:31 PM Revision d8bc3d81 (git): Update default gems list at f0578492add4af39244e5f4758136b [ci skip]
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07:29 PM Revision f0578492 (git): [ruby/prism] Bump to v1.5.0
- https://github.com/ruby/prism/commit/194edab827
- 07:20 PM Revision 1efccd5f (git): Exclude leading logical tests for parsey
- Prism implemented https://bugs.ruby-lang.org/issues/20925 but
parse.y doesn't seem to support it yet and is failing r... - 07:07 PM Revision 869c63bc (git): [ruby/prism] Add `\memberof` annotations
- https://github.com/ruby/prism/commit/d1d2161219
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- This is now fixed in prism, will need a fix for parse.y.
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- Applied in changeset commit:git|f2dbc4ec82a0e103ac1e3f64f5983540cdc75fd3.
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[ruby/prism] [Bug #17398] Allow... -
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- This was a limitation of parse.y that prism intentionally replicated.
https://github.com/ruby/prism/commit/8fd12d594c -
06:56 PM Feature #21552: allow String.strip and similar to take a parameter similar to String.delete
- Agreed. I tend to use `str.sub(/[\ \t]+\z/,'')` for this, but an end-anchored regexp has pretty bad worst-case perfor...
- 06:40 PM Revision 120d3b12 (git): [ruby/prism] Add links to code refs in docs
- https://github.com/ruby/prism/commit/d2d9a1f1a7
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06:13 PM Revision a9b35b3a (git): Remove useless field in rb_imemo_tmpbuf_t
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- The update for prism has been merged.
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- https://github.com/ruby/prism/commit/3f58fa7705
- 05:36 PM Revision 0803b9a6 (git): [ruby/prism] Document lifetime of `pm_options_t`
- https://github.com/ruby/prism/commit/ed8f6307c1
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05:16 PM Revision dcfd98b0 (git): [ruby/prism] Add field documentation for PinnedExpressionNode
- https://github.com/ruby/prism/commit/0d94291416
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- https://github.com/ruby/prism/commit/af9047f378
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- https://github.com/ruby/prism/commit/a0cc316e91
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- https://github.com/ruby/prism/commit/9b7dfcc3e0
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- https://github.com/ruby/prism/commit/c80c4d958e
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- https://github.com/ruby/prism/commit/193984b760
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- https://github.com/ruby/prism/commit/03ca35b3ab
- 05:01 PM Revision d8e9ec66 (git): ZJIT: Add specific dynamic send type counters (#14528)
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- This reverts commit 5a2cedd051634d6d1c8fbf48b0327f8cd8eec495.
The CI is telling us to revert the diff:
https://githu... -
04:07 PM Revision 691a5545 (git): Restore test example for argument forwarding
- Since cb419e3912f0514b8151469b0a4a4b83cbbcce78 we're no longer testing
this case because foo is redefined on obj1. -
02:28 PM Bug #21569: [armv7, musl] SIGBUS in ibf_load_object_float due to unaligned VFP double load when reading IBF
- > `+ const double *dblp = IBF_OBJBODY(double, offset);`
This should probably be `const void *dblp = ...`. [Mere... -
12:59 PM Bug #21569: [armv7, musl] SIGBUS in ibf_load_object_float due to unaligned VFP double load when reading IBF
- hmmm
Good catch — you’re right that IBF_OBJBODY(void,) is invalid with the fallback definition.
I’ve updated the ... -
02:22 PM Revision 8a30594d (git): [ruby/openssl] pkey: fix loading public keys with early OpenSSL 3.0.x releases
- Treat an empty error queue after calling OSSL_DECODER_from_bio() as a
retryable error.
This is a follow-up to the pr... -
02:15 PM Revision 5a2cedd0 (git): Just touch the timestamp for prism/srcs.mk when no baseruby
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- Continue processing only when OSSL_DECODER_from_bio() returns the error
code ERR_R_UNSUPPORTED. Otherwise, raise an e... -
- Specify OSSL_DECODER_CTX_set_pem_password_cb() only when we expect a
passphrase-protected private key.
OSSL_DECODER ... -
- Add tests covering edge cases in the current behavior to prevent
accidental regressions. The next patches will update... -
- Strings created from the C API with a len but no ptr have a buffer allocated
and the length set, but the buffer is no... -
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- [Bug #21561]
It's preferable if the method is consistent in the encoding in
the returned string. -
- Fix: https://github.com/ruby/json/pull/853
Simplecov end up requiring json so we need to start collecting
coverage b... -
- When the source used to be git and switches back to rubygems,
it is possible that the git source contains a version t... - 05:03 AM Revision 92bddb45 (git): [rubygems/rubygems] Consolidate condition on path sources
- It matches the comment above more naturally and it's consistent with how
the same thing is checked in other places.
... - 05:03 AM Revision 2330033a (git): [rubygems/rubygems] Remove unnecessary condition
- It sounds like this should apply to all git sources at this point.
https://github.com/rubygems/rubygems/commit/b1817... - 05:03 AM Revision e6ca24f1 (git): [rubygems/rubygems] If name is to be unlocked, we can skip converging the spec
- https://github.com/rubygems/rubygems/commit/744b35412e
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05:03 AM Revision 6d2c7d7d (git): [rubygems/rubygems] Raise error on missing version file
- If the file option is given but the file not found, raise a GemfileError
with a message indicating the file was not f... -
04:51 AM Revision cd85fe5a (git): ZJIT: Add support for stats_allocator
- * Using the shared jit crate, support for a single global_allocator can
function
* Solves --zjit-mem-size -
- * ruby.rs should hold the main entrypoint to YJIT and ZJIT
* The crate jit will hold code shared between them -
- * Release builds depend only on `rustc` for sake of packaging. Removing
it from the image ensures that passing the CI... -
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- Previously, the included test crashed or turned into an infinite
loop due to the missing check.
09/11/2025
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11:39 PM Bug #21571: Ruby forked process sporadically hanging on exit
- Thanks so much for the prompt response! I learned at least two things in the last 30 seconds I hadn't known before. :...
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- > there is only one thread for most of the processes I inspect.
In the child. But the most likely explanation here... -
- This is my first bug report, so please let me know if there's anything I can do to improve it.
We have a productio... -
- > Will that be done as a second step maybe?
Yes, done. -
08:57 AM Misc #21566: Transfer Shopify/yjit-bench and speed.yjit.org to ruby/ruby-bench and *.ruby-lang.org
- How about renaming to ruby/ruby-bench as proposed in the issue description?
Will that be done as a second step maybe... -
- @rafaelfranca transferred `Shopify/yjit-bench` to `ruby/yjit-bench` today. Thanks!
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09:41 PM Feature #21564: Extend permutation, repeated_permutation, combination and repeated_combination arguments
- @duerst When final number of permutations is small - there is no problem materialising all of them and joining in one...
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04:53 AM Feature #21564: Extend permutation, repeated_permutation, combination and repeated_combination arguments
- I don't think this is necessary. It's better to keep different aspects of a calculation separate by using separate me...
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- Set was moved to C only in Ruby 3.5, so it does not compile on Ruby 3.4
and earlier. -
- Thanks to @Earlopain this is now done. https://github.com/ruby/prism/pull/3630
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- I will make a PR for this as soon as possible to get it ready for the 3.5 release.
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10:28 AM Bug #21540: prism allows `foo && return bar` when parse.y doesn't
- @prism This issue breaks Ruby's compatibility. This should be fixed before Ruby 3.5 (or 4.0) is released. But this is...
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- The same also applies to `break`/`next`.
https://bugs.ruby-lang.org/issues/21540
https://github.com/ruby/prism/comm... -
03:00 PM Revision e39fd456 (git): [ruby/prism] Use pm_arguments_end for function call
- Previously, the location of CallNode was incorrect when it accepts a
block parameter:
```
$ ruby -rprism -e 'pp Pris... -
- klass is not used, so we can shrink RZombie down to 32 bytes.
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01:14 PM Misc #21570 (Open): Windows: Static compilation struggles
- Hi, I'm trying to make static Ruby binaries and I've discovered several issues in the **Windows** building process:
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- rb_location_ary_to_backtrace was not checking the length of the array before
reading the first element. It can be rep... -
- The following script causes an out-of-bounds read on the $LOADED_FEATURES
array when it is modified by another thread... -
- For parameters without names, accessing the name in array index 1 would
be an out-of-bounds read. -
- We should access the last element first before we shrink the length of the
array. -
- We should assert that i is within bounds to prevent buffer overflows.
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- If it matters only for instance variables, a new syntax won't be needed.
```ruby
instance_variable_set_unless_def... -
- Thank you for the report.
amacxz (Aleksey Maximov) wrote:
> ```
> + memcpy(&d, IBF_OBJBODY(void, offset), siz... -
- Prism's behavior should be compatible with Ruby 3.3.
Unless a design change is accepted, it should not break a compa... -
03:32 AM Bug #21097: `x = a rescue b in c` and `def f = a rescue b in c` parsed differently between parse.y and prism
- I am working on this ticket and have some questions about grammar where I'd like to ask for Matz's opinions.
# Pre... -
05:21 AM Feature #21555 (Rejected): Add support for predicate attribute reader names
- I still ask you to define `def valid? = @valid` manually. It is not much worse than `attr_reader :valid?`.
Matz.
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03:02 AM Feature #12282: Hash#dig! for repeated applications of Hash#fetch
- How about `dig_cons()`, as in "dig consecutive," similar to `each_cons()`? They'd be different in that the argument t...
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- ```
1) Error:
JSONGenericObjectTest#test_from_hash:
Test::Unit::ProxyError: uninitialized constant JSON::GenericObj... -
- This reverts commit 8aa885c460aeb70878538eebdd155c6318989fd2 and
cd07c3cbae7e287350d713ead237aeef27cc2b9e. -
- Test SubArrayWrapper#[] and SubOpenStruct#[]
https://github.com/ruby/json/commit/bae760aa19
Co-authored-by: Jean Bo... -
- https://github.com/ruby/json/commit/3232e8df41
Co-authored-by: Jean Boussier <jean.boussier@gmail.com> -
- https://github.com/ruby/json/commit/a9e05d6ff3
Co-authored-by: Jean Boussier <jean.boussier@gmail.com> -
- https://github.com/ruby/json/commit/efc61682ee
Co-authored-by: Jean Boussier <jean.boussier@gmail.com> -
- The gem root was including the test/ directory, so lines from tests were
skipped, and the deprecation warnings were s... -
- https://github.com/ruby/json/commit/7a2a24d663
Co-authored-by: Jean Boussier <jean.boussier@gmail.com> -
- Fix https://github.com/ruby/json/commit/f411ddf1ceaf
https://github.com/ruby/json/commit/1397bf8cc9
Co-authored-by:... -
- https://github.com/ruby/json/commit/f37e73cf44
Co-authored-by: Jean Boussier <jean.boussier@gmail.com> -
- (https://github.com/rubygems/rubygems/pull/8904)
* Added document for Gem::Uninstaller
* Apply suggestion from @dei... - 02:54 AM Revision 4febdbc4 (git): [rubygems/rubygems] Remove spec originally meant to test remembering CLI flags
- https://github.com/rubygems/rubygems/commit/4919e5ca53
- 02:54 AM Revision ecd1284b (git): [rubygems/rubygems] Complete remembered options removal
- https://github.com/rubygems/rubygems/commit/573ffad3ea
- 02:54 AM Revision 881b5855 (git): [rubygems/rubygems] Introduce a way to ensure that removed flags get their docs removed, too
- https://github.com/rubygems/rubygems/commit/a727b50697
- 02:54 AM Revision c218c66a (git): [rubygems/rubygems] Remove deprecated usages of `bundle install --deployment` during specs
- https://github.com/rubygems/rubygems/commit/c903afbc3f
- 02:54 AM Revision 3486f4d9 (git): [rubygems/rubygems] Fix grammar in remembered options removal message
- https://github.com/rubygems/rubygems/commit/825e29a9ec
- 02:54 AM Revision ce19fb50 (git): [rubygems/rubygems] Add missing part in `bundle cache --path` removal message
- https://github.com/rubygems/rubygems/commit/f5bf473b34
- 02:54 AM Revision 4eb13c61 (git): [rubygems/rubygems] Remove implementation of `deployment`, `capistrano` and `vlad` entrypoints
- Now they only raise an error.
https://github.com/rubygems/rubygems/commit/6e7c8db151 - 02:54 AM Revision b4334f83 (git): [rubygems/rubygems] Completely remove `Bundle.*clean*` and `Bundler.environment` helpers
- https://github.com/rubygems/rubygems/commit/e1b8bdcede
09/10/2025
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- These `#[cfg(feature = "disasm")]` were unnecessary and we can provide
the information like ruby source location rega... -
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- These `#[cfg(feature = "disasm")]` were unnecessary and we can provide
the information like ruby source location rega... -
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- instead of mutating RubyVM::Instructions and letting the order of
`require` impact its behavior.
Now that we have bo... - 09:11 PM Revision 9401f4e7 (git): Skip `vm_cc_invalidate`'s `cc->klass` assertion for multi-ractor for now
- It's failing more frequently on CI in Ractor tests lately. To make allow
other PRs to land more smoothly, we can skip... -
- 08:37 PM Revision 23c60e18 (git): YJIT: Tiny refactors (#14505)
- Addressed some suggestions from clippy that made sense to me.
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08:25 PM Revision 399e2abc (git): Allow concurrent_set to be collected in minor GC
- When testing we've found that the concurrent_set objects used for
fstrings can grow quite large, and because they rea... - 08:18 PM Revision 95936276 (git): ZJIT: Revert `self_val` removal and rename it to `recv` (#14504)
- * Revert "ZJIT: Removed unused self_val from Send"
This reverts commit 13c2f8d5c2b41ec78344ae60f9b5ec1564029418.
* ... -
- Thanks for trying the patch and for helping us debug! Unfortunately, we still need more information to understand the...
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12:34 PM Bug #21565: YJIT has panicked in rails
- k0kubun (Takashi Kokubun) wrote in #note-3:
> We've modified the assertion failure message https://github.com/ruby/r... -
- 05:41 PM Revision 3e4af886 (git): ZJIT: Set ZJIT_RB_BUG to help debugging CI issues (#14500)
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- The test introduced in 928fea3 is leaking files because the Tempfile is
not cleaned when the process exits. We see th... - 05:26 PM Revision 13c2f8d5 (git): ZJIT: Removed unused self_val from Send
- 05:26 PM Revision 877b6259 (git): ZJIT: Removed unused self_val from InvokeSuper
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- Environment:
CPU: ARMv7-A (NVIDIA Tegra 2), VFPv3-D16, no NEON
OS/libc: Linux, musl (ld-musl-armhf.so.1)
Com... - 03:57 PM Revision 33cd9700 (git): [DOC] ZJIT: Add a section for stats (#14497)
- 03:56 PM Revision d82e9f9a (git): ZJIT: Support `invokeblock` insn (#14496)
- ZJIT: Support invokeblock insn
Basically like other send-ish insns, except that it doesn't pop the receiver. -
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02:49 PM Bug #21568 (Open): Requiring core libraries when already requiring multiple user defined libraries with the same name can error
- The simplest way to understand this error is that after requiring 2 or more files with the same name as some core lib...
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- Applied in changeset commit:git|928fea3bfa86053c0bc6f7a5bf7559b115a676b5.
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Fix crash when $LOADED_FEATURES... -
- [Bug #21567]
When we require an object that is not a string, it will attempt to convert
it to a string by calling to... -
- Reported at https://hackerone.com/reports/3288162
This underflow does not occur in Ruby because:
* This function is... -
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- 05:38 AM Revision 6a4222f4 (git): Update default gems list at 6c9a0173332121f15fa0c654b1a728 [ci skip]
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- https://github.com/ruby/fcntl/commit/13d8aa4785
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04:42 AM Revision 37884c4a (git): [ruby/fcntl] Add macOS specific flags around file preallocation
- I wanted to use file preallocation with fcntl, but the flags weren't
available. This commit just adds the missing fl...
09/09/2025
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- This reverts commit 9d0b621b051c0f3cc356c9bedf081456f1d7dfd6.
It didn't work for `make check`. I'll fix it in a PR. -
- ref: https://github.com/ruby/ruby/pull/14459
- 08:25 PM Revision d14b4a70 (git): ZJIT: Remove unneeded omission for optional param test (#14488)
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- GitHub PR: https://github.com/ruby/ruby/pull/14487
When we require an object that is not a string, it will attempt... -
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- Co-authored-by: Alan Wu <XrXr@users.noreply.github.com>
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03:58 PM Revision f7fe4361 (git): ZJIT: Optimize `ObjToString` with type guards (#14469)
- * failing test for ObjToString optimization with GuardType
* profile ObjToString receiver and rewrite with guard
* ... -
03:55 PM Revision fe362beb (git): ZJIT: Avoid mutating string in zjit stats (#14485)
- [ZJIT] Avoid mutating string in zjit stats
GitHub runs with a Symbol patch that causes a frozen string error when
ru... -
- If we alias two variable multiple times, for example like this:
alias $foo $bar
alias $foo $bar
Then we wil... -
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- Seems not limited to `sleep`, all scheduling seem impacted:
```ruby
th = Thread.new { sleep 10 }
Thread.new do... - 04:53 AM Revision 5c98b899 (git): Bump actions/github-script from 7.0.1 to 8.0.0
- Bumps [actions/github-script](https://github.com/actions/github-script) from 7.0.1 to 8.0.0.
- [Release notes](https:... - 04:01 AM Revision 89bce815 (git): Bump actions/checkout from 4 to 5
- Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 5.
- [Release notes](https://github.com/actio... - 03:22 AM Revision 27d9c67b (git): Bump actions/checkout in /.github/actions/setup/directories
- Bumps [actions/checkout](https://github.com/actions/checkout) from 4.2.2 to 5.0.0.
- [Release notes](https://github.c... -
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- Sounds great! Go ahead.
Matz.
09/08/2025
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- ## Proposal
1. Transfer `Shopify/yjit-bench` to `ruby/ruby-bench` on GitHub
* Let `@ruby/jit` (YJIT/ZJIT deve... -
- entry1 is allocated using xmalloc (through ALLOC), which returns undefined
memory. We never set the ractor_local fiel... -
- @nobu I was not sure what to select, Enumerable or multiple arguments, changed the proposal to use multiple arguments...
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- When proposing new features, I strongly recommend writing a use case. It should be as simple and relatable as possibl...
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- I'm not sure whether this is a natural extension of permutation.
And why not `array.permutation(count1, count2, co... -
- We've modified the assertion failure message https://github.com/ruby/ruby/pull/14480 to debug this further. I'll rele...
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- I've got YJIT has panicked crash in rails app locally on my M1 Pro Mac Book pro for 2 times for last 2 weeks
```
... -
- YJIT: Add more information to an assert message in jit_guard_known_class (#14480)
---------
Co-authored-by: Alan Wu... -
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- ZJIT, YJIT: Make the workflow names consistent
with file names -
- I suspect this might be the issue: it seems like under M:N threads sleeps < 10ms are rounded up.
``` ruby
Thread.... -
07:11 PM Revision 4263b7eb (git): ZJIT: Add RubyVM::ZJIT.reset_stats! method (GH-14479)
- This allows for more precise tracking of stats programmatically
which is particularly useful for our nightly benchmar... -
- * ZJIT: Allow label generation above 19 bits
* Refactor emit_conditional_jump to use generate_branch
* Make branchin... -
- * YJIT: Add more information to an assert message
in jit_guard_known_class
* Say "should be a heap object" instead
... -
- @ttilberg That's right. The backtrace has `bind_call` as the caller of `binding`, and `bind_call` is a C method, henc...
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05:56 PM Bug #18487: Kernel#binding behaves differently depending on implementation language of items on the stack
- I'm upgrading a project from Ruby 3.0 to Ruby 3.4, and I think I came across an unexpected bug related to this relate...
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- Followup changes in https://github.com/ruby/ruby/pull/14470 /
03c86b053197f3cd6bece1925e634c1d74d196d0 -
- Similar to YJIT's --yjit-stats=quiet, this option allows ZJIT to collect
statistics and make them available via the R... -
- Followup: https://github.com/ruby/ruby/pull/14463
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- Probably due to the testing order, sometimes it looks like that
`Gem::UnknownCommandError` happens to be used without... -
- * Revert "Debug: More inspections"
e5a6e952467eef5444eaf63b77d8c91aa367d4de.
* Revert "Debug for sporadical failur... -
- > The source problem is the encoding US-ASCII for "."
Yes, but `File.expand_path` behavior is also suspicious.
... -
- Ref: https://github.com/ruby/ruby/pull/14134#issuecomment-3207733725
We can't safely use low-bit pointer tagging any... -
11:23 AM Bug #19288: Ractor JSON parsing significantly slower than linear parsing
- I can confirm significant performance improvements with the new Ractor APIs. I will now proceed to benchmark this aga...
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09/07/2025
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- When using functions `permutation`, `repeated_permutation`, `combination` and `repeated_combination`, often one needs...
- 03:41 PM Revision 1e7ee6a4 (git): [DOC] Improve format specification docs
- One example to describe how `*` works actually prints a warning:
```
$ ruby -we "sprintf('%d', 20, 14)"
=> -e:1: war... -
03:23 PM Revision 6cd98c24 (git): Allow IO#each_codepoint to work with unetc even when encoding conversion active
- Using IO#each_codepoint together with IO#ungetc causes an unwanted exception when encoding conversion is active.
C:\... -