Children fields can be final.

Author: woess

wasm/src/org.graalvm.wasm/src/org/graalvm/wasm/nodes/WasmFunctionNode.java

@@ -128,15 +128,15 @@ public final class WasmFunctionNode extends Node implements BytecodeOSRNode {
     private final WasmModule module;
     private final WasmCodeEntry codeEntry;
 
-    @Children private Node[] callNodes;
+    @Children private final Node[] callNodes;
     @CompilationFinal private Object osrMetadata;
 
     private final int bytecodeStartOffset;
     private final int bytecodeEndOffset;
     @CompilationFinal(dimensions = 1) private final byte[] bytecode;
     @CompilationFinal private WasmNotifyFunction notifyFunction;
 
-    @Children private WasmMemoryLibrary[] memoryLibs;
+    @Children private final WasmMemoryLibrary[] memoryLibs;
 
     public WasmFunctionNode(WasmModule module, WasmCodeEntry codeEntry, int bytecodeStartOffset, int bytecodeEndOffset, Node[] callNodes, WasmMemoryLibrary[] memoryLibs) {
         this.module = module;