BTreeMap: wrap node's raw parent pointer in NonNull #76929
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| let parent_as_leaf = unsafe { (*self.as_leaf_ptr()).parent as *const LeafNode<K, V> }; | ||
| if let Some(non_zero) = NonNull::new(parent_as_leaf as *mut _) { | ||
| let leaf_ptr = self.as_leaf_ptr(); | ||
| if let &Some(non_zero) = &unsafe { (*leaf_ptr).parent } { |
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Hm, this looks a bit odd -- maybe we can drop the reference on both sides (in the pattern and before unsafe)?
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But then it's moved out of the option. Before this I had:
if let Some(non_zero) = unsafe { (*leaf_ptr).parent.as_ref() } {
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I think I prefer the latter form, it looks clearer to me.
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How about this fancy one?
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Also straigthened out the conversions to usize.
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@bors r+ rollup=never |
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📌 Commit 0661b0a has been approved by |
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☀️ Test successful - checks-actions, checks-azure |
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Now that the other
*const(root) is gone, seemed like a small step forward.r? @Mark-Simulacrum