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_Py_RefcntAdd doesn't respect immortality #104142

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@brandtbucher

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@brandtbucher

This is used by list and tuple internally:

>>> import sys >>> sys.getrefcount(None) == (1 << 32) - 1 True >>> refs = [None] * 42 >>> sys.getrefcount(None) == (1 << 32) - 1 False >>> del refs >>> sys.getrefcount(None) == (1 << 32) - 1 True

I'll have a PR up in a bit.

CC: @ericsnowcurrently, @eduardo-elizondo

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3.12only security fixesinterpreter-core(Objects, Python, Grammar, and Parser dirs)release-blockertriagedThe issue has been accepted as valid by a triager.type-bugAn unexpected behavior, bug, or error

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