V8 backport of f320600

nodejs · Aug 27, 2024 · 4658be2 · 4658be2
1 parent 67b548b
commit 4658be2
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/deps/v8/src/objects/js-objects.cc b/deps/v8/src/objects/js-objects.cc
@@ -445,9 +445,7 @@ Maybe<bool> JSReceiver::SetOrCopyDataProperties(
       Nothing<bool>());
 
   if (!from->HasFastProperties() && target->HasFastProperties() &&
-      !target->IsJSGlobalProxy()) {
-    // JSProxy is always in slow-mode.
-    DCHECK(!target->IsJSProxy());
+      IsJSObject(*target) && !IsJSGlobalProxy(*target)) {
     // Convert to slow properties if we're guaranteed to overflow the number of
     // descriptors.
     int source_length;