Don't use raw.arena to replace the layout. It causes cyclic arena

references.
swiftlang · Aug 9, 2022 · a3e87ba · a3e87ba
1 parent b230b79
commit a3e87ba
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Sources/SwiftSyntax/SyntaxData.swift b/Sources/SwiftSyntax/SyntaxData.swift
@@ -345,7 +345,7 @@ struct SyntaxData {
   ///            syntax data.
   /// - SeeAlso: replacingSelf(_:)
   func replacingChild(_ child: RawSyntax?, at index: Int) -> SyntaxData {
-    let newRaw = raw.replacingChild(at: index, with: child, arena: raw.arena)
+    let newRaw = raw.replacingChild(at: index, with: child, arena: .default)
     return replacingSelf(newRaw)
   }