--- a/js/src/jit/IonBuilder.cpp
+++ b/js/src/jit/IonBuilder.cpp
@@ -13073,20 +13073,20 @@ IonBuilder::typedObjectPrediction(Tempor
 
     // And only known objects.
     if (types->unknownObject())
         return TypedObjectPrediction();
 
     TypedObjectPrediction out;
     for (uint32_t i = 0; i < types->getObjectCount(); i++) {
         ObjectGroup* group = types->getGroup(i);
-        if (!group || !TypeSet::ObjectKey::get(group)->hasStableClassAndProto(constraints()))
+        if (!group || !IsTypedObjectClass(group->clasp()))
             return TypedObjectPrediction();
 
-        if (!IsTypedObjectClass(group->clasp()))
+        if (!TypeSet::ObjectKey::get(group)->hasStableClassAndProto(constraints()))
             return TypedObjectPrediction();
 
         out.addDescr(group->typeDescr());
     }
 
     return out;
 }