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first should get the Initialized elements #549

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first should get the Initialized elements #549

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1c840e6
first should get the Initialized elements
AZero13 Dec 6, 2025
ad17682
Update Sources/ContainersPreview/InputSpan.swift
lorentey Dec 9, 2025
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3 changes: 2 additions & 1 deletion Sources/ContainersPreview/InputSpan.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,8 @@ extension InputSpan where Element: ~Copyable {
@unsafe
internal func _first() -> UnsafeMutableRawPointer {
// NOTE: `_pointer` must be known to be not-nil.
unsafe _start().advanced(by: _count &* MemoryLayout<Element>.stride)
let offset = (capacity &- _count) &* MemoryLayout<Element>.stride
return unsafe _start().advanced(by: offset)
}

@unsafe
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