Stop BTreeMap casts from reborrowing #74777
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☔ The latest upstream changes (presumably #73265) made this pull request unmergeable. Please resolve the merge conflicts. |
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Continuing from #75058. |
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@bors r+ |
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📌 Commit 0522040 has been approved by |
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☀️ Test successful - checks-actions, checks-azure |
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Down in btree/node.rs, the interface and use of
cast_uncheckedlook a bit shady. It's really just there for invertingforget_typewhich does not borrow. By borrowing we can't write the samecast_uncheckedin the same way at the Handle level.No change in undefined behaviour or performance.