Ruby Issue Tracking System

09/30/2025

09:39 PM Ruby Revision 8cefb70e (git): ZJIT: Re-apply attr_writer inlining (#14678)

This re-applies https://github.com/ruby/ruby/pull/14629 / 40bb47665d3ff57e0f2eb5a9fd9e0109617015c9 by reverting https... tekknolagi (Maxwell Bernstein)

08:03 AM Ruby Revision d4393772 (git): ZJIT: Revert SetIvar specialization (#14673)

CI passed on SetIvar but broke some larger Ruby tests. Needs further investigation and testing.
* Revert "ZJIT: Fix ... tekknolagi (Maxwell Bernstein)

09/29/2025

09:08 PM Ruby Revision 40bb4766 (git): ZJIT: Inline attr_accessor/attr_writer to SetIvar (#14629)

tekknolagi (Maxwell Bernstein)

09:08 PM Ruby Revision 0e60426f (git): ZJIT: Count dynamic instance variable lookups (#14615)

tekknolagi (Maxwell Bernstein)

09/24/2025

08:54 PM Ruby Revision de92dd9a (git): ZJIT: Add Ruby class objects to HIR type lattice automatically (#14647)

This:
* gets us out of the business of manually writing a bunch of `if`s
* gets us more type information
* cleans up... tekknolagi (Maxwell Bernstein)

09/22/2025

09:54 PM Ruby Revision 98de251c (git): ZJIT: Add more type information to DefinedIvar (#14628)

Add test. tekknolagi (Maxwell Bernstein)

09:27 PM Ruby Revision 6b088c87 (git): ZJIT: Clean up RangeType (#14627)

tekknolagi (Maxwell Bernstein)

09/19/2025

03:56 PM Ruby Revision e40cd392 (git): ZJIT: Measure reading/writing locals with level > 0 (#14601)

ZJIT: Measure writing to locals with level > 0 tekknolagi (Maxwell Bernstein)

02:02 AM Ruby Revision 701e0975 (git): ZJIT: Count writes to the VM frame (#14597)

This is a) a lot of memory traffic and b) is another good proxy for our
ability to strength reduce method calls. tekknolagi (Maxwell Bernstein)

09/18/2025

02:03 PM Ruby Revision 7e6f7fbf (git): ZJIT: Annotate BasicObject#initialize (#14590)

It's a no-op and always returns `nil`.
Fixes https://github.com/Shopify/ruby/issues/755 tekknolagi (Maxwell Bernstein)