[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by Petr Viktorin : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Petr Viktorin added the comment: New changeset 187f76def8a5bd0af7ab512575cad30cfe624b05 by Petr Viktorin in branch '3.8': [3.8] bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) (GH-24120) https://github.com/python/cpython/commit/187f76def8a5bd0af7ab512575cad30cfe624b05

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by Petr Viktorin : -- pull_requests: +22951 pull_request: https://github.com/python/cpython/pull/24120 ___ Python tracker ___

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Petr Viktorin added the comment: New changeset 6e72ab909de58e89b5a7cd6899587e203cf129a3 by Miss Islington (bot) in branch '3.9': [3.9] bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) (GH-24005)

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by miss-islington : -- pull_requests: +22847 pull_request: https://github.com/python/cpython/pull/24005 ___ Python tracker ___

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

miss-islington added the comment: New changeset 056c08211b402b4dbc1530a9de9d00ad5309909f by Petr Viktorin in branch 'master': bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) https://github.com/python/cpython/commit/056c08211b402b4dbc1530a9de9d00ad5309909f --

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by Petr Viktorin : -- nosy: +petr.viktorin nosy_count: 4.0 -> 5.0 pull_requests: +22841 pull_request: https://github.com/python/cpython/pull/23999 ___ Python tracker

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by Matej Cepl : -- nosy: +mcepl nosy_count: 3.0 -> 4.0 pull_requests: +18539 pull_request: https://github.com/python/cpython/pull/19179 ___ Python tracker ___

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Andreas Schneider added the comment: I forgot, for detecting alignment issues or strict aliasing and this also falls under strict aliasing, you need to turn on optimizations. clang -O2 -Werror -Wcast-align ... -- ___ Python tracker

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Andreas Schneider added the comment: clang -Werror -Wcast-align ... rpm -q clang9 clang9-9.0.1-8.1.x86_64 Does that help? Found in CI of https://gitlab.com/cwrap/pam_wrapper -- ___ Python tracker

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Emmanuel Arias added the comment: Hi! I cannot reproduce the error. Could you provide the way to reproduce? thanks -- nosy: +eamanu ___ Python tracker ___

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by Andreas Schneider : -- type: -> compile error versions: +Python 3.8 ___ Python tracker ___ ___ Python-bugs-list mailing

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

Change by Roundup Robot : -- keywords: +patch nosy: +python-dev nosy_count: 1.0 -> 2.0 pull_requests: +18494 stage: -> patch review pull_request: https://github.com/python/cpython/pull/19133 ___ Python tracker

[issue40052] Incorrect pointer alignment in _PyVectorcall_Function() of cpython/abstract.h

New submission from Andreas Schneider : In file included from /builds/cryptomilk/pam_wrapper/src/python/pypamtest.c:21: In file included from /usr/include/python3.8/Python.h:147: In file included from /usr/include/python3.8/abstract.h:837: /usr/include/python3.8/cpython/abstract.h:91:11: error: