From ab5ded8ca0afeaf8442390bfec07ba36c95189cd Mon Sep 17 00:00:00 2001
From: Jason Nelson <jason@carbonmade.com>
Date: Tue, 20 Nov 2018 08:56:16 -0800
Subject: [PATCH] Use unmanaged constraint on internal api

---
 src/ImageSharp/Common/ParallelUtils/ParallelHelper.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ImageSharp/Common/ParallelUtils/ParallelHelper.cs b/src/ImageSharp/Common/ParallelUtils/ParallelHelper.cs
index 1d1734a86..782333219 100644
--- a/src/ImageSharp/Common/ParallelUtils/ParallelHelper.cs
+++ b/src/ImageSharp/Common/ParallelUtils/ParallelHelper.cs
@@ -85,7 +85,7 @@ namespace SixLabors.ImageSharp.ParallelUtils
             Rectangle rectangle,
             in ParallelExecutionSettings parallelSettings,
             Action<RowInterval, Memory<T>> body)
-            where T : struct
+            where T : unmanaged
         {
             int maxSteps = DivideCeil(rectangle.Width * rectangle.Height, parallelSettings.MinimumPixelsProcessedPerTask);
 
@@ -135,7 +135,7 @@ namespace SixLabors.ImageSharp.ParallelUtils
             Rectangle rectangle,
             Configuration configuration,
             Action<RowInterval, Memory<T>> body)
-            where T : struct
+            where T : unmanaged
         {
             IterateRowsWithTempBuffer(rectangle, configuration.GetParallelSettings(), body);
         }