Add a cross-interpreter-safe mechanism to indicate that an object may be destroyed.

BPO	33608
Nosy	@nascheme, @ncoghlan, @vstinner, @phsilva, @pmp-p, @markshannon, @ericsnowcurrently, @serhiy-storchaka, @soltysh, @1st1, @koobs, @zooba, @phmc, @emilyemorehouse, @jdahlin
PRs	[WIP] bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #9334 bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #11617 bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #11617 bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #11617 bpo-33608: Use _Py_AddPendingCall() in _PyCrossInterpreterData_Release(). #12024 bpo-33608: Simplify DISPATCH by hoisting eval_breaker ahead of time. #12062 Revert: bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). (GH-11617) #12159 bpo-33608: Fix the Py_atomic_* macros. #12240 bpo-33608: Simplify DISPATCH by hoisting eval_breaker ahead of time. #12243 bpo-33608: Make sure locks in the runtime are properly re-created. #12245 bpo-33608: Deal with pending calls relative to runtime shutdown. #12246 bpo-33608: Minor cleanup related to pending calls. #12247 bpo-33608: Fix PyEval_InitThreads() warning #12346 bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #12360 bpo-33608: make arm macros match x86 macros #12665 bpo-33608: Revert "Factor out a private, per-interpreter _Py_AddPendingCall()." #12806 bpo-33608: Normalize atomic macros so that they all expect an atomic struct #12877 bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #13714 Revert "bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). (gh-13714)" #13780
Files	managers.patch take_gil.assert.patch fini_crash.c wrap_threadstate.diff

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = 'https://github.com/ericsnowcurrently'
closed_at = <Date 2020-04-08.21:58:41.738>
created_at = <Date 2018-05-22.19:34:41.672>
labels = ['expert-subinterpreters', '3.9']
title = 'Add a cross-interpreter-safe mechanism to indicate that an object may be destroyed.'
updated_at = <Date 2020-06-03.16:43:06.602>
user = 'https://github.com/ericsnowcurrently'

bugs.python.org fields:

activity = <Date 2020-06-03.16:43:06.602>
actor = 'vstinner'
assignee = 'eric.snow'
closed = True
closed_date = <Date 2020-04-08.21:58:41.738>
closer = 'vstinner'
components = ['Subinterpreters']
creation = <Date 2018-05-22.19:34:41.672>
creator = 'eric.snow'
dependencies = []
files = ['48333', '48334', '48731', '48732']
hgrepos = []
issue_num = 33608
keywords = ['patch']
message_count = 82.0
messages = ['317333', '317334', '317344', '317404', '325481', '325548', '336490', '336544', '336596', '336602', '336603', '336677', '336687', '336897', '336948', '336951', '336952', '336975', '337075', '337096', '337110', '337115', '337116', '337117', '337159', '337179', '337218', '337235', '337554', '337557', '337996', '338039', '340057', '340069', '340070', '340071', '340075', '340077', '340079', '340082', '340133', '340139', '340143', '340145', '340666', '340768', '342791', '342792', '344210', '344211', '344240', '344244', '344245', '344355', '344372', '344417', '344429', '344434', '344435', '344438', '344441', '344442', '344443', '344444', '344445', '344446', '357169', '357170', '357179', '358364', '358367', '358748', '364670', '365160', '365163', '365178', '366009', '366013', '366016', '366017', '366019', '366027']
nosy_count = 16.0
nosy_names = ['nascheme', 'ncoghlan', 'vstinner', 'phsilva', 'pmpp', 'Mark.Shannon', 'eric.snow', 'serhiy.storchaka', 'maciej.szulik', 'yselivanov', 'koobs', 'steve.dower', 'pconnell', 'emilyemorehouse', 'Johan Dahlin', 'shprotx']
pr_nums = ['9334', '11617', '11617', '11617', '12024', '12062', '12159', '12240', '12243', '12245', '12246', '12247', '12346', '12360', '12665', '12806', '12877', '13714', '13780']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = None
url = 'https://bugs.python.org/issue33608'
versions = ['Python 3.9']

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Add a cross-interpreter-safe mechanism to indicate that an object may be destroyed. #77789

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Add a cross-interpreter-safe mechanism to indicate that an object may be destroyed. #77789

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