1 files changed, 14 insertions, 0 deletions
diff --git a/src/mscorlib/shared/System/Runtime/InteropServices/PreserveSigAttribute.cs b/src/mscorlib/shared/System/Runtime/InteropServices/PreserveSigAttribute.cs
new file mode 100644
index 0000000000..464e1abcbe
--- /dev/null
+++ b/src/mscorlib/shared/System/Runtime/InteropServices/PreserveSigAttribute.cs
@@ -0,0 +1,14 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace System.Runtime.InteropServices
+{
+    [AttributeUsage(AttributeTargets.Method, Inherited = false)]
+    public sealed class PreserveSigAttribute : Attribute
+    {
+        public PreserveSigAttribute()
+        {
+        }
+    }
+}