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Title: obmalloc's 8-byte alignment causes undefined behavior · Issue #72174 · python/cpython · GitHub

Open Graph Title: obmalloc's 8-byte alignment causes undefined behavior · Issue #72174 · python/cpython

X Title: obmalloc's 8-byte alignment causes undefined behavior · Issue #72174 · python/cpython

Description: BPO 27987 Nosy @Yhg1s, @nascheme, @gpshead, @pitrou, @vstinner, @benjaminp, @methane, @skrah, @miss-islington PRs #12850#13318#13319#13335#13336#13569#13581 Files alignment.patch Note: these values reflect the state of the issue at the t...

Open Graph Description: BPO 27987 Nosy @Yhg1s, @nascheme, @gpshead, @pitrou, @vstinner, @benjaminp, @methane, @skrah, @miss-islington PRs #12850#13318#13319#13335#13336#13569#13581 Files alignment.patch Note: these values...

X Description: BPO 27987 Nosy @Yhg1s, @nascheme, @gpshead, @pitrou, @vstinner, @benjaminp, @methane, @skrah, @miss-islington PRs #12850#13318#13319#13335#13336#13569#13581 Files alignment.patch Note: these values...

Opengraph URL: https://github.com/python/cpython/issues/72174

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obmalloc's 8-byte alignment causes undefined behaviorhttps://github.com/python/cpython/issues/72174#top
3.7 (EOL)end of lifehttps://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%223.7%20(EOL)%22
3.8 (EOL)end of lifehttps://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%223.8%20(EOL)%22
interpreter-core(Objects, Python, Grammar, and Parser dirs)https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22interpreter-core%22
type-bugAn unexpected behavior, bug, or errorhttps://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22type-bug%22
https://github.com/benjaminp
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on Sep 7, 2016https://github.com/python/cpython/issues/72174#issue-1198958182
27987https://bugs.python.org/issue27987
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bpo-27987: pymalloc: align by 16bytes on 64bit platform #12850https://github.com/python/cpython/pull/12850
[3.7] bpo-27987: pymalloc: align by 16bytes on 64bit platform (GH-12850) #13318https://github.com/python/cpython/pull/13318
[2.7] bpo-27987: pymalloc: align by 16bytes on 64bit platform (GH-12850) #13319https://github.com/python/cpython/pull/13319
[3.7] bpo-27987: align PyGC_Head to alignof(long double) #13335https://github.com/python/cpython/pull/13335
bpo-27987: align PyGC_Head to alignof(long double) explicitly #13336https://github.com/python/cpython/pull/13336
[3.7] bpo-27987: Revert "align PyGC_Head to alignof(long double)" (GH-13335) #13569https://github.com/python/cpython/pull/13569
[3.7] bpo-27987: align PyGC_Head to alignof(long double) (GH-13335) #13581https://github.com/python/cpython/pull/13581
alignment.patchhttps://bugs.python.org/file44413/alignment.patch
3.7 (EOL)end of lifehttps://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%223.7%20(EOL)%22
3.8 (EOL)end of lifehttps://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%223.8%20(EOL)%22
interpreter-core(Objects, Python, Grammar, and Parser dirs)https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22interpreter-core%22
type-bugAn unexpected behavior, bug, or errorhttps://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22type-bug%22
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