From 30dbc79466e6fc383caae2cfa743eb81147e3540 Mon Sep 17 00:00:00 2001
From: Jitheesh <jitheeshvo@gmail.com>
Date: Thu, 28 Feb 2019 15:51:33 +0530
Subject: [PATCH] Same product quantity not increment when added with guest
 user. #21375 - removed non required item options while comparing with merge
 items

---
 app/code/Magento/Quote/Model/Quote/Item/Compare.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/code/Magento/Quote/Model/Quote/Item/Compare.php b/app/code/Magento/Quote/Model/Quote/Item/Compare.php
index ddaa636ef32b3..76ba324518dc1 100644
--- a/app/code/Magento/Quote/Model/Quote/Item/Compare.php
+++ b/app/code/Magento/Quote/Model/Quote/Item/Compare.php
@@ -50,7 +50,7 @@ protected function getOptionValues($value)
         if (is_string($value) && $this->jsonValidator->isValid($value)) {
             $value = $this->serializer->unserialize($value);
             if (is_array($value)) {
-                unset($value['qty'], $value['uenc']);
+                unset($value['qty'], $value['uenc'], $value['related_product'], $value['item']);
                 $value = array_filter($value, function ($optionValue) {
                     return !empty($optionValue);
                 });