[stdlib] fix an unsafe error

glessard · glessard · commit 072b9aa0d19b · 2025-07-06T17:18:39.000-07:00
diff --git a/stdlib/public/core/Span/MutableSpan.swift b/stdlib/public/core/Span/MutableSpan.swift
@@ -796,7 +796,7 @@ extension MutableSpan where Element: ~Copyable {
   @_alwaysEmitIntoClient
   @lifetime(&self)
   mutating public func extracting(_: UnboundedRange) -> Self {
-    let newSpan = unsafe Self(_unchecked: _start(), count: _count)
+    let newSpan = unsafe Self(_unchecked: _pointer, count: _count)
     return unsafe _overrideLifetime(newSpan, mutating: &self)
   }
 }

Original file line number	Diff line number	Diff line change
`@@ -796,7 +796,7 @@ extension MutableSpan where Element: ~Copyable {`
`796`	`796`	`@_alwaysEmitIntoClient`
`797`	`797`	`@lifetime(&self)`
`798`	`798`	`mutating public func extracting(_: UnboundedRange) -> Self {`
`799`		`- let newSpan = unsafe Self(_unchecked: _start(), count: _count)`
	`799`	`+ let newSpan = unsafe Self(_unchecked: _pointer, count: _count)`
`800`	`800`	`return unsafe _overrideLifetime(newSpan, mutating: &self)`
`801`	`801`	`}`
`802`	`802`	`}`