Add (failing) unit test for icsharpcode/NRefactory#73.

ICSharpCode.NRefactory.Tests/CSharp/Parser/GeneralScope/AttributeSectionTests.cs

@@ -205,5 +205,19 @@ public class Form1 {
 					typeof(NamespaceDeclaration)
 				}, cu.Children.Select(c => c.GetType()).ToArray());
 		}
+		
+		[Ignore("Fixme!")]
+		[Test]
+		public void AssemblyAttributeBeforeClass()
+		{
+			var cu = new CSharpParser().Parse(new StringReader("using System; [assembly: Attr] class X {}"), "code.cs");
+			Assert.AreEqual(
+				new Type[] {
+					typeof(UsingDeclaration),
+					typeof(AttributeSection),
+					typeof(TypeDeclaration)
+				}, cu.Children.Select(c => c.GetType()).ToArray());
+			Assert.That(((TypeDeclaration)cu.LastChild).Attributes, Is.Empty);
+		}
 	}
 }

ICSharpCode.NRefactory/TypeSystem/Implementation/AbstractResolvedMember.cs

@@ -76,7 +76,7 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 						result.Add(member);
 				}
 				return result.ToArray();
-			} else if (unresolved.IsStatic || DeclaringTypeDefinition.Kind == TypeKind.Interface) {
+			} else if (unresolved.IsStatic || DeclaringTypeDefinition == null || DeclaringTypeDefinition.Kind == TypeKind.Interface) {
 				return EmptyList<IMember>.Instance;
 			} else {
 				// TODO: implement interface member mappings correctly