//[Test]
        public void GetLayoutsForAllTypes()
        {
            //var xx = new SizeComputer<RSAOAEPKeyExchangeDeformatter>();
            var cache   = TypeLayoutCache.Create();
            var layouts = GetAllLoadedTypes()
                          //.Where(t => t.Assembly.FullName.Contains("mscorlib"))
                          .Select(t => TypeLayout.TryGetLayout(t, cache))
                          .Where(t => t != null)
                          .Select(t => t.Value)
                          .ToList();

            var top10BiggestInstances = layouts.OrderByDescending(l => l.Size).Take(20);

            var top10WithBiggestPaddings = layouts.OrderByDescending(l => l.Paddings).Take(20);

            Console.WriteLine("Top 10 biggest types:");
            foreach (var t in top10BiggestInstances)
            {
                Console.WriteLine(t);
            }

            Console.WriteLine();
            Console.WriteLine("Top 10 types with biggest paddings:");
            foreach (var t in top10WithBiggestPaddings)
            {
                Console.WriteLine(t);
            }
        }