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Change 'unsafeDowncast' to 'as!' #52

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merged 1 commit into from
Jul 24, 2024
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@glbrntt glbrntt commented Jul 24, 2024

Motivation:

The 'unsafeDowncast' can cause a miscompile leading to unexpected runtime behaviour.

Modifications:

  • Use 'as!' instead

Result:

No miscompiles on 5.10

Motivation:

The 'unsafeDowncast' can cause a miscompile leading to unexpected
runtime behaviour.

Modifications:

- Use 'as!' instead

Result:

No miscompiles on 5.10
@jrflat jrflat merged commit 9bf4c71 into apple:main Jul 24, 2024
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5 participants