From c75925a289e7c21bc677f0b26ea8c3e07bbed6da Mon Sep 17 00:00:00 2001
From: Kevin R <22906111+cgkkevinr@users.noreply.github.com>
Date: Tue, 4 Jun 2019 16:15:48 +0200
Subject: [PATCH] Do not call parent constructor unless it exists

Signed-off-by: Kevin R <22906111+cgkkevinr@users.noreply.github.com>
---
 src/EventDispatcher/AutowiredEventDispatcher.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/EventDispatcher/AutowiredEventDispatcher.php b/src/EventDispatcher/AutowiredEventDispatcher.php
index 75d06f50a708..4f3fa0c95a16 100644
--- a/src/EventDispatcher/AutowiredEventDispatcher.php
+++ b/src/EventDispatcher/AutowiredEventDispatcher.php
@@ -16,6 +16,8 @@ public function __construct(array $eventSubscribers)
             $this->addSubscriber($eventSubscriber);
         }
 
-        parent::__construct();
+        if (method_exists(get_parent_class($this), '__construct')) {
+            parent::__construct();
+        }
     }
 }