Ruby Issue Tracking System

Today

05:25 PM Ruby Revision b5f56720 (git): Set iclass_is_origin flag for FrozenCore

We don't free the method table for FrozenCore since it is converted to
an iclass and doesn't have the iclass_is_origi... peterzhu2118 (Peter Zhu)

05/27/2025

06:22 AM Ruby Revision be545046 (git): Fix reference updating for id2ref table

The id2ref table could contain dead entries which should not be passed
into rb_gc_location. Also, we already update r... peterzhu2118 (Peter Zhu)

05/26/2025

07:04 PM Ruby Revision 386f8748 (git): Don't copy FL_PROMOTED to new object in Ractor move

We should not copy the FL_PROMOTED flag when we move an object in Ractor#send(move: true)
because the newly created o... peterzhu2118 (Peter Zhu)

05/23/2025

07:57 PM Ruby Bug #21368 (Assigned): Moving objects with finalizer between Ractors crashes

When an object is moved to a different Ractor, the finalizers are not copied to the new object, so it will have the `... peterzhu2118 (Peter Zhu)

06:35 PM Ruby Revision 9130023c (git): Remove dependency on bits.h in default.c when BUILDING_MODULAR_GC

We can assume that the compiler will have __builtin_clzll so we can implement
nlz_int64 using that. peterzhu2118 (Peter Zhu)

06:35 PM Ruby Revision e00c4601 (git): Drop unnecessary compiler guards for memory_sanitizer

We unpoison slots allocated out of the GC, so we don't need to disable
the assertions that read from the memory. peterzhu2118 (Peter Zhu)

03:06 PM Ruby Revision 746d7fef (git): Fix moving old objects between Ractors

The FL_PROMOTED flag was not copied when moving objects, causing assertions
to fail when an old object is moved:
... peterzhu2118 (Peter Zhu)

05/21/2025

03:27 PM Ruby Revision ac23fa09 (git): Use rb_id_table_foreach_values for mark_cc_tbl

We don't need the key, so we can improve performance by only iterating
on the value.
This will also fix the MMTk bui... peterzhu2118 (Peter Zhu)

03:27 PM Ruby Revision 511b6bcb (git): Reenable MMTk tests

peterzhu2118 (Peter Zhu)

02:35 PM Ruby Revision 3487117e (git): [ruby/mmtk] Fix object ID in rb_gc_impl_define_finalizer

The 0th element of the finalizer table array should be the object ID.
https://github.com/ruby/mmtk/commit/75e4a82652 peterzhu2118 (Peter Zhu)