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gh-132942: Fix races in type lookup cache #133032

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Merged
nascheme merged 4 commits into from
Apr 28, 2025
Merged

gh-132942: Fix races in type lookup cache #133032

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90a7d35
gh-132942: Fix races in type lookup cache
nascheme Apr 27, 2025
5cd03e8
Add NEWS.
nascheme Apr 27, 2025
6d30841
Use release/acquire pair for entry->version.
nascheme Apr 28, 2025
3e01796
Merge 'origin/main' into gh-132942-tp-lookup-race
nascheme Apr 28, 2025
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Add NEWS.
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@nascheme
nascheme committed Apr 27, 2025
commit 5cd03e856b3b31669158df2707640408e29eeb0c
2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Core_and_Builtins/2025-04-26-17-50-47.gh-issue-132942.aEEZvZ.rst
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Fix two races in the type lookup cache. This affected the free-threaded
build and could cause crashes (apparently quite difficult to trigger).
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