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gh-159437: Support frozen objects in combined GC reference passes - #159597

Draft

mfalco-oai wants to merge 9 commits into

python:mainfrom

mfalco-oai:mfalco-oai/gh-159437-gc-frozen-fusion

Draft

gh-159437: Support frozen objects in combined GC reference passes#159597
mfalco-oai wants to merge 9 commits into
python:mainfrom
mfalco-oai:mfalco-oai/gh-159437-gc-frozen-fusion

Commits on Oct 21, 2026
- gh-159437: Skip unnecessary GC finalizer scans
  mfalco-oai
  committed
  f46b7e5
- gh-159437: Align release build functions to 64-byte boundaries
  mfalco-oai
  committed
  ff1acf0
- gh-159437: Count garbage while clearing weakrefs
  mfalco-oai
  committed
  70bc796
- gh-159437: Skip unnecessary late weakref cleanup
  mfalco-oai
  committed
  0daa202
- gh-159437: Combine GC reference passes for full collections
  mfalco-oai
  committed
  9fe33d4
- gh-159437: Skip unnecessary legacy finalizer scans
  mfalco-oai
  committed
  c3d1321
- gh-159437: Combine GC resurrection bookkeeping
  mfalco-oai
  committed
  bb3b661
- gh-159437: Avoid resetting discarded resurrection list
  mfalco-oai
  committed
  413ad5e
- gh-159437: Support frozen objects in fused GC reference passes
  mfalco-oai
  committed
  eedc334