Fix BTreeMap's Cursor::remove_{next,prev}#120505
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These would incorrectly leave `current` as `None` after a failed attempt to remove an element (due to the cursor already being at the start/end).
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…llaumeGomez Rollup of 8 pull requests Successful merges: - rust-lang#120449 (Document requirements for unsized {Rc,Arc}::from_raw) - rust-lang#120505 (Fix BTreeMap's Cursor::remove_{next,prev}) - rust-lang#120672 (std::thread update freebsd stack guard handling.) - rust-lang#121088 (Implicitly enable evex512 if avx512 is enabled) - rust-lang#121104 (Ignore unsized types when trying to determine the size of the original type) - rust-lang#121107 (Fix msg for verbose suggestions with confusable capitalization) - rust-lang#121113 (Continue compilation even if inherent impl checks fail) - rust-lang#121120 (Add `ErrorGuaranteed` to `ast::LitKind::Err`, `token::LitKind::Err`.) r? `@ghost` `@rustbot` modify labels: rollup
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Rollup merge of rust-lang#120505 - Amanieu:fix-btreemap-cursor-remove, r=m-ou-se Fix BTreeMap's Cursor::remove_{next,prev} These would incorrectly leave `current` as `None` after a failed attempt to remove an element (due to the cursor already being at the start/end).
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These would incorrectly leave
currentasNoneafter a failed attempt to remove an element (due to the cursor already being at the start/end).