From 43308127a07441a277e031dcb0f7c86609ca536c Mon Sep 17 00:00:00 2001
From: Next Turn <45985406+NextTurn@users.noreply.github.com>
Date: Sat, 28 Dec 2019 02:43:47 +0800
Subject: [PATCH] Avoid copying in ReadSectionHeaders (#894)

---
 .../src/System/Reflection/PortableExecutable/PEHeaders.cs               | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libraries/System.Reflection.Metadata/src/System/Reflection/PortableExecutable/PEHeaders.cs b/src/libraries/System.Reflection.Metadata/src/System/Reflection/PortableExecutable/PEHeaders.cs
index 989bafb..3fcfc8b 100644
--- a/src/libraries/System.Reflection.Metadata/src/System/Reflection/PortableExecutable/PEHeaders.cs
+++ b/src/libraries/System.Reflection.Metadata/src/System/Reflection/PortableExecutable/PEHeaders.cs
@@ -306,7 +306,7 @@ namespace System.Reflection.PortableExecutable
                 builder.Add(new SectionHeader(ref reader));
             }
 
-            return builder.ToImmutable();
+            return builder.MoveToImmutable();
         }
 
         /// <summary>
-- 
2.7.4