Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/test-567.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Reflection;
+using System.Runtime.InteropServices;
+
+namespace preservesig_test
+{
+	class Class1
+	{
+		public static int Main(string[] args)
+		{
+			MethodInfo dofoo = typeof(TestClass).GetMethod("DoFoo");
+			if ((dofoo.GetMethodImplementationFlags() & MethodImplAttributes.PreserveSig) == 0)
+				return 1;
+			
+			dofoo = typeof(TestClass).GetProperty("Foo").GetGetMethod ();
+			if ((dofoo.GetMethodImplementationFlags() & MethodImplAttributes.PreserveSig) == 0)
+				return 1;
+
+			dofoo = typeof(TestClass).GetEvent("e").GetAddMethod (true);
+			if ((dofoo.GetMethodImplementationFlags() & MethodImplAttributes.PreserveSig) == 0)
+				return 1;
+			
+			Console.WriteLine("Has PreserveSig");
+			return 0;
+		}
+	}
+
+	public class TestClass
+	{
+		public delegate void D ();
+		
+		[method:PreserveSig]
+		public event D e;
+		
+		[PreserveSig()]
+		public int DoFoo()
+		{
+			return 0;
+		}
+		
+		public int Foo {
+			[PreserveSig]
+			get {
+				return 2;
+			}
+		}
+	}
+}