k0kubun (Takashi Kokubun) - Ruby Issue Tracking System

k0kubun (Takashi Kokubun)

Login: k0kubun
Email: takashikkbn@gmail.com
Registered on: 10/19/2015
Last sign in: 05/22/2026

Issues

	open	closed	Total
Assigned issues	4	113	117
Reported issues	1	78	79

Projects

Project	Roles	Registered on
Ruby	Committer, Release Manager	05/15/2017

Activity

05/23/2026

12:08 AM Ruby Revision 5855d61e (git): ZJIT: Call only one function for newhash/toregexp (#17092): k0kubun (Takashi Kokubun)

05/22/2026

05:12 PM Ruby Revision d485eb66 (git): ZJIT: Store JITFrame in the native stack (#16955): Co-authored-by: Alan Wu <alanwu@ruby-lang.org> k0kubun (Takashi Kokubun)
01:10 AM Ruby Bug #22064: GC compaction breaks compare-by-identity sets: ruby_4_0 commit:1f3a2c5db2a45180980cdc6d2f283c077c8b3644. k0kubun (Takashi Kokubun)
01:10 AM Ruby Bug #22074: YJIT misaligns locals when there are > 256 local variables: ruby_4_0 commit:cc058251160135a76cfbec8bbd83ae114001228f. k0kubun (Takashi Kokubun)
01:09 AM Ruby Bug #22072: [BUG] should have cvar cache entry: ruby_4_0 commit:647575eac915a371c04ceedbbee9d3737f8ecf77. k0kubun (Takashi Kokubun)
01:02 AM Ruby Bug #22076: defined? returns nil for protected methods defined in a module even when callable: ruby_4_0 commit:c5c292762e0a06f96859738bbdd974cade9f2664. k0kubun (Takashi Kokubun)

05/21/2026

06:18 PM Ruby Bug #22075: heap-use-after-free in `rb_vm_ci_lookup` under parallel Ractors: ruby_4_0 commit:a08f356063abaa6c5defa1314c5c8bcd9cbb5c2b. k0kubun (Takashi Kokubun)

05/19/2026

11:23 PM Ruby Revision c7a7bc98 (git): Merge branch 'ruby_4_0' into v4.0.5: k0kubun (Takashi Kokubun)
11:22 PM Ruby Revision 64336ffd (git): v4.0.5: k0kubun (Takashi Kokubun)
11:21 PM Ruby Revision 6d7ed5b0 (git): Merge branch 'ruby_4_0' into v4.0.4: k0kubun (Takashi Kokubun)

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