From 78bffda84cf88ffaa91690818458de7bcbfe2b91 Mon Sep 17 00:00:00 2001
From: Colin Mollenhour <colin@mollenhour.com>
Date: Fri, 5 Jun 2020 17:39:30 -0400
Subject: [PATCH] Fix adding bundle items to cart creates recursive dependency
 error in PHP 7.3 Fixes #716

---
 app/code/core/Mage/Sales/Model/Quote/Item/Abstract.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/code/core/Mage/Sales/Model/Quote/Item/Abstract.php b/app/code/core/Mage/Sales/Model/Quote/Item/Abstract.php
index 673c6297822..9b3b9cf450b 100644
--- a/app/code/core/Mage/Sales/Model/Quote/Item/Abstract.php
+++ b/app/code/core/Mage/Sales/Model/Quote/Item/Abstract.php
@@ -268,7 +268,7 @@ public function setParentItem($parentItem)
         if ($parentItem) {
             $this->_parentItem = $parentItem;
             // Prevent duplication of children in those are already set
-            if (!in_array($this, $parentItem->getChildren())) {
+            if (!in_array($this, $parentItem->getChildren(), true)) {
                 $parentItem->addChild($this);
             }
         }