From 11f4b4fadad6670782708f6136f39c36cbd71619 Mon Sep 17 00:00:00 2001
From: Stephen Toub <stoub@microsoft.com>
Date: Fri, 9 Feb 2018 15:31:22 -0500
Subject: [PATCH] Fix T[]->ArraySegment cast to return default for null
 (#16301)

---
 src/mscorlib/shared/System/ArraySegment.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mscorlib/shared/System/ArraySegment.cs b/src/mscorlib/shared/System/ArraySegment.cs
index d45fb0d..3a13595 100644
--- a/src/mscorlib/shared/System/ArraySegment.cs
+++ b/src/mscorlib/shared/System/ArraySegment.cs
@@ -192,7 +192,7 @@ namespace System
             return !(a == b);
         }
 
-        public static implicit operator ArraySegment<T>(T[] array) => new ArraySegment<T>(array);
+        public static implicit operator ArraySegment<T>(T[] array) => array != null ? new ArraySegment<T>(array) : default;
 
         #region IList<T>
         T IList<T>.this[int index]
-- 
2.7.4