add comment to RawVec::cap field
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@ -60,6 +60,11 @@ impl Cap {
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#[allow(missing_debug_implementations)]
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#[allow(missing_debug_implementations)]
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pub(crate) struct RawVec<T, A: Allocator = Global> {
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pub(crate) struct RawVec<T, A: Allocator = Global> {
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ptr: Unique<T>,
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ptr: Unique<T>,
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/// Never used for ZSTs; it's `capacity()`'s responsibility to return usize::MAX in that case.
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///
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/// # Safety
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///
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/// `cap` must be in the `0..=isize::MAX` range.
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cap: Cap,
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cap: Cap,
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alloc: A,
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alloc: A,
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}
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}
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