gh-105375: Explicitly initialise all {Pickler,Unpickler}Object fields #105686
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…fields PyObject_GC_New() only initialises the object header. All other fields must be explicitly initialised to prevent manipulation of uninitialised fields in dealloc. Align initialisation order with the layout of the object structs.
erlend-aasland
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needs backport to 3.11
18 tasks
- Prepare memory allocations and new objects before calling PyObject_GC_New() - Initialise all fields at once using a series of assignments only - Use error labels for clarity
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serhiy-storchaka
approved these changes
Jun 12, 2023
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Thanks @erlend-aasland for the PR 🌮🎉.. I'm working now to backport this PR to: 3.11, 3.12. |
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Sorry, @erlend-aasland, I could not cleanly backport this to |
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GH-105710 is a backport of this pull request to the 3.12 branch. |
miss-islington
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Jun 12, 2023
…fields (pythonGH-105686) All fields must be explicitly initialised to prevent manipulation of uninitialised fields in dealloc. Align initialisation order with the layout of the object structs. (cherry picked from commit ca3cc4b) Co-authored-by: Erlend E. Aasland <erlend.aasland@protonmail.com>
erlend-aasland
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Jun 12, 2023
…Object fields (python#105686) All fields must be explicitly initialised to prevent manipulation of uninitialised fields in dealloc. Align initialisation order with the layout of the object structs. (cherry picked from commit ca3cc4b) Co-authored-by: Erlend E. Aasland <erlend.aasland@protonmail.com>
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GH-105711 is a backport of this pull request to the 3.11 branch. |
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Thanks for the review! |
erlend-aasland
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Jun 12, 2023
… fields (GH-105686) (#105710) All fields must be explicitly initialised to prevent manipulation of uninitialised fields in dealloc. Align initialisation order with the layout of the object structs. (cherry picked from commit ca3cc4b) Co-authored-by: Erlend E. Aasland <erlend.aasland@protonmail.com>
carljm
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Jun 12, 2023
* main: pythongh-105540: Fix code generator tests (python#105707) pythongh-105375: Explicitly initialise all {Pickler,Unpickler}Object fields (python#105686) pythongh-105331: Change `asyncio.sleep` to raise ``ValueError` for nan (python#105641) Remove support for legacy bytecode instructions (python#105705)
kumaraditya303
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Jun 13, 2023
… fields (#105686) (#105711) * [3.11] gh-105375: Explicitly initialise all {Pickler,Unpickler}Object fields (#105686) All fields must be explicitly initialised to prevent manipulation of uninitialised fields in dealloc. Align initialisation order with the layout of the object structs. (cherry picked from commit ca3cc4b) Co-authored-by: Erlend E. Aasland <erlend.aasland@protonmail.com>
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PyObject_GC_New() only initialises the object header. All other fields
must be explicitly initialised to prevent manipulation of uninitialised
fields in dealloc.
Align initialisation order with the layout of the object structs.