sample.cs

namespace ConsoleApp1
{
	public class Program
	{
		public static void Main(string[] args)
		{
			Task.Run(() => Foo()).Wait();
		}

		static async Task Foo()
		{
			var result = GetAsync();
			await result;
			// break here and observe result
		}

		static async Task<object> GetAsync()
		{
			try
			{
				throw new Exception();
			}
			catch(Exception e)
			{
				return Task.FromException(e);
			}
		}
	}
}