Imported Upstream version 5.2.0.175

Former-commit-id: bb0468d0f257ff100aa895eb5fe583fb5dfbf900

mcs/class/corlib/corert/AddrofIntrinsics.cs

@@ -0,0 +1,14 @@
+
+using System;
+
+namespace System.Runtime.InteropServices
+{
+	internal static class AddrofIntrinsics
+	{
+		// This method is implemented elsewhere in the toolchain
+		internal static IntPtr AddrOf<T>(T ftn)
+		{
+			return Marshal.GetFunctionPointerForDelegate<T>(ftn);
+		}
+	}
+}