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fix: Unaligned memory access in ByteStream and PrestoSerializer #11574

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@Yuhta Yuhta commented Nov 18, 2024

Summary:
We have a few places in the serialization code that do unaligned memory
access. This is causing crashes in ByteOutputStream::append<int128> and we
clean them up in this change.

Differential Revision: D66125705

@facebook-github-bot facebook-github-bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Nov 18, 2024
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This pull request was exported from Phabricator. Differential Revision: D66125705

…bookincubator#11574)

Summary:

We have a few places in the serialization code that do unaligned memory
access.  This is causing crashes in `ByteOutputStream::append<int128>` and we
clean them up in this change.

Reviewed By: yuandagits

Differential Revision: D66125705
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This pull request was exported from Phabricator. Differential Revision: D66125705

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This pull request has been merged in af6609d.

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Conbench analyzed the 1 benchmark run on commit af6609d5.

There were no benchmark performance regressions. 🎉

The full Conbench report has more details.

athmaja-n pushed a commit to athmaja-n/velox that referenced this pull request Jan 10, 2025
…bookincubator#11574)

Summary:
Pull Request resolved: facebookincubator#11574

We have a few places in the serialization code that do unaligned memory
access.  This is causing crashes in `ByteOutputStream::append<int128>` and we
clean them up in this change.

Reviewed By: yuandagits

Differential Revision: D66125705

fbshipit-source-id: 32d59d7cafc3b0870313fc04bfc46e0d5e9cc30a
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3 participants