Merge pull request #64170 from al45tair/eng/PR-106276227

al45tair · web-flow · commit d6cef2c0b540 · 2023-03-08T08:37:59.000Z
[Backtracing] Mark withCurrentContext() as @_transparent.
diff --git a/stdlib/public/Backtracing/Context.swift b/stdlib/public/Backtracing/Context.swift
@@ -272,9 +272,11 @@ extension arm_gprs {
     throw NotImplemented()
   }
   #elseif arch(x86_64)
+  @usableFromInline
   @_silgen_name("_swift_get_cpu_context")
   static func _swift_get_cpu_context() -> X86_64Context
 
+  @_transparent
   public static func withCurrentContext<T>(fn: (X86_64Context) throws -> T) rethrows -> T {
     return try fn(_swift_get_cpu_context())
   }
@@ -427,9 +429,11 @@ extension arm_gprs {
     throw NotImplemented()
   }
   #elseif arch(i386)
+  @usableFromInline
   @_silgen_name("_swift_get_cpu_context")
   static func _swift_get_cpu_context() -> I386Context
 
+  @_transparent
   public static func withCurrentContext<T>(fn: (I386Context) throws -> T) rethrows -> T {
     return try fn(_swift_get_cpu_context())
   }
@@ -630,9 +634,11 @@ extension arm_gprs {
     throw NotImplemented()
   }
   #elseif arch(arm64) || arch(arm64_32)
+  @usableFromInline
   @_silgen_name("_swift_get_cpu_context")
   static func _swift_get_cpu_context() -> ARM64Context
 
+  @_transparent
   public static func withCurrentContext<T>(fn: (ARM64Context) throws -> T) rethrows -> T {
     return try fn(_swift_get_cpu_context())
   }
@@ -769,9 +775,11 @@ extension arm_gprs {
     throw NotImplemented()
   }
   #elseif arch(arm)
+  @usableFromInline
   @_silgen_name("_swift_get_cpu_context")
   static func _swift_get_cpu_context() -> ARMContext
 
+  @_transparent
   public static func withCurrentContext<T>(fn: (ARMContext) throws -> T) rethrows -> T {
     return try fn(_swift_get_cpu_context())
   }

Original file line number	Diff line number	Diff line change
`@@ -272,9 +272,11 @@ extension arm_gprs {`
`272`	`272`	`throw NotImplemented()`
`273`	`273`	`}`
`274`	`274`	`#elseif arch(x86_64)`
	`275`	`+ @usableFromInline`
`275`	`276`	`@_silgen_name("_swift_get_cpu_context")`
`276`	`277`	`static func _swift_get_cpu_context() -> X86_64Context`
`277`	`278`
	`279`	`+ @_transparent`
`278`	`280`	`public static func withCurrentContext<T>(fn: (X86_64Context) throws -> T) rethrows -> T {`
`279`	`281`	`return try fn(_swift_get_cpu_context())`
`280`	`282`	`}`
`@@ -427,9 +429,11 @@ extension arm_gprs {`
`427`	`429`	`throw NotImplemented()`
`428`	`430`	`}`
`429`	`431`	`#elseif arch(i386)`
	`432`	`+ @usableFromInline`
`430`	`433`	`@_silgen_name("_swift_get_cpu_context")`
`431`	`434`	`static func _swift_get_cpu_context() -> I386Context`
`432`	`435`
	`436`	`+ @_transparent`
`433`	`437`	`public static func withCurrentContext<T>(fn: (I386Context) throws -> T) rethrows -> T {`
`434`	`438`	`return try fn(_swift_get_cpu_context())`
`435`	`439`	`}`
`@@ -630,9 +634,11 @@ extension arm_gprs {`
`630`	`634`	`throw NotImplemented()`
`631`	`635`	`}`
`632`	`636`	`#elseif arch(arm64) \|\| arch(arm64_32)`
	`637`	`+ @usableFromInline`
`633`	`638`	`@_silgen_name("_swift_get_cpu_context")`
`634`	`639`	`static func _swift_get_cpu_context() -> ARM64Context`
`635`	`640`
	`641`	`+ @_transparent`
`636`	`642`	`public static func withCurrentContext<T>(fn: (ARM64Context) throws -> T) rethrows -> T {`
`637`	`643`	`return try fn(_swift_get_cpu_context())`
`638`	`644`	`}`
`@@ -769,9 +775,11 @@ extension arm_gprs {`
`769`	`775`	`throw NotImplemented()`
`770`	`776`	`}`
`771`	`777`	`#elseif arch(arm)`
	`778`	`+ @usableFromInline`
`772`	`779`	`@_silgen_name("_swift_get_cpu_context")`
`773`	`780`	`static func _swift_get_cpu_context() -> ARMContext`
`774`	`781`
	`782`	`+ @_transparent`
`775`	`783`	`public static func withCurrentContext<T>(fn: (ARMContext) throws -> T) rethrows -> T {`
`776`	`784`	`return try fn(_swift_get_cpu_context())`
`777`	`785`	`}`