[Backtracing] Uncached(Local|Remote)MemoryReader only exists on macOS and Linux.

al45tair · al45tair · commit 5d9def94ad23 · 2025-01-31T14:22:31.000Z
There's no support for this type on anything other than macOS and Linux
right now.

rdar://143865183
diff --git a/stdlib/public/RuntimeModule/CachingMemoryReader.swift b/stdlib/public/RuntimeModule/CachingMemoryReader.swift
@@ -96,6 +96,7 @@ extension CachingMemoryReader where Reader == UncachedMemserverMemoryReader {
 }
 #endif
 
+#if os(Linux) || os(macOS)
 @_spi(MemoryReaders)
 public typealias RemoteMemoryReader = CachingMemoryReader<UncachedRemoteMemoryReader>
 
@@ -119,3 +120,4 @@ extension CachingMemoryReader where Reader == UncachedLocalMemoryReader {
     self.init(for: UncachedLocalMemoryReader())
   }
 }
+#endif // os(Linux) || os(macOS)

Original file line number	Diff line number	Diff line change
`@@ -96,6 +96,7 @@ extension CachingMemoryReader where Reader == UncachedMemserverMemoryReader {`
`96`	`96`	`}`
`97`	`97`	`#endif`
`98`	`98`
	`99`	`+#if os(Linux) \|\| os(macOS)`
`99`	`100`	`@_spi(MemoryReaders)`
`100`	`101`	`public typealias RemoteMemoryReader = CachingMemoryReader<UncachedRemoteMemoryReader>`
`101`	`102`
`@@ -119,3 +120,4 @@ extension CachingMemoryReader where Reader == UncachedLocalMemoryReader {`
`119`	`120`	`self.init(for: UncachedLocalMemoryReader())`
`120`	`121`	`}`
`121`	`122`	`}`
	`123`	`+#endif // os(Linux) \|\| os(macOS)`