Merge pull request swiftlang#83438 from glessard/rdar157064330-also-available-now

glessard · web-flow · commit 39cc73b97d19 · 2025-08-22T09:57:50.000-07:00
[stdlib, 6.2] fix availability of `Span.bytes`
diff --git a/stdlib/public/core/Span/Span.swift b/stdlib/public/core/Span/Span.swift
@@ -506,7 +506,8 @@ extension Span where Element: BitwiseCopyable {
   }
 }
 
-@available(SwiftStdlib 6.2, *)
+@available(SwiftCompatibilitySpan 5.0, *)
+@_originallyDefinedIn(module: "Swift;CompatibilitySpan", SwiftCompatibilitySpan 6.2)
 extension Span where Element: BitwiseCopyable {
 
   public var bytes: RawSpan {

Original file line number	Diff line number	Diff line change
`@@ -506,7 +506,8 @@ extension Span where Element: BitwiseCopyable {`
`506`	`506`	`}`
`507`	`507`	`}`
`508`	`508`
`509`		`-@available(SwiftStdlib 6.2, *)`
	`509`	`+@available(SwiftCompatibilitySpan 5.0, *)`
	`510`	`+@_originallyDefinedIn(module: "Swift;CompatibilitySpan", SwiftCompatibilitySpan 6.2)`
`510`	`511`	`extension Span where Element: BitwiseCopyable {`
`511`	`512`
`512`	`513`	`public var bytes: RawSpan {`