Fixed marshaling of reference parameters.

src/Generator/Generators/CLI/CLIMarshal.cs

@@ -233,6 +233,7 @@ namespace Cxxi.Generators.CLI
         public TextGenerator SupportBefore;
         public TextGenerator SupportAfter;
         public TextGenerator Return;
+        public TextGenerator VarPrefix;
         public TextGenerator ArgumentPrefix;
 
         ITypeMapDatabase TypeMapDatabase { get; set; }
@@ -247,6 +248,7 @@ namespace Cxxi.Generators.CLI
             SupportBefore = new TextGenerator();
             SupportAfter = new TextGenerator();
             Return = new TextGenerator();
+            VarPrefix = new TextGenerator();
             ArgumentPrefix = new TextGenerator();
         }
 
@@ -426,8 +428,13 @@ namespace Cxxi.Generators.CLI
         private void MarshalRefClass(Class @class)
         {
             if (!Context.Parameter.Type.IsPointer())
+            {
                 Return.Write("*");
 
+                if (Context.Parameter.Type.IsReference())
+                    VarPrefix.Write("&");
+            }
+
             var method = Context.Function as Method;
             if (method != null
                 && method.Conversion == MethodConversionKind.FunctionToInstanceMethod

src/Generator/Generators/CLI/CLISourcesTemplate.cs

@@ -403,7 +403,7 @@ namespace Cxxi.Generators.CLI
             if (!string.IsNullOrWhiteSpace(marshal.SupportBefore))
                 WriteLine(marshal.SupportBefore);
 
-            WriteLine("auto {0} = {1};", argName, marshal.Return);
+            WriteLine("auto {0}{1} = {2};", marshal.VarPrefix, argName, marshal.Return);
 
             if (!string.IsNullOrWhiteSpace(marshal.SupportAfter))
                 WriteLine(marshal.SupportAfter);