gistfile1.txt

using System;
using Mono.Cecil;
using Mono.Cecil.Mdb;

namespace roundtrip
{
	class MainClass
	{
		public static void Main (string [] args)
		{
			var ar = new DefaultAssemblyResolver ();
			ar.AddSearchDirectory ("/Library/Frameworks/Xamarin.iOS.framework/Versions/Current/lib/mono/Xamarin.iOS");
			ar.AddSearchDirectory ("/Library/Frameworks/Xamarin.iOS.framework/Versions/Current/lib/mono/Xamarin.iOS/Facades");
			var rp = new ReaderParameters () {
				ReadSymbols = true,
				SymbolReaderProvider = new MdbReaderProvider (),
				AssemblyResolver = ar,
			};
			var n = args [0];
			var a = AssemblyDefinition.ReadAssembly (n, rp);
			var wp = new WriterParameters () {
				SymbolWriterProvider = new MdbWriterProvider (),
				WriteSymbols = true,
			};
			a.Write (n + ".roundtrip", wp);
		}
	}
}