public override SysDOM.Expression TransformFunction(SysDOM.FunctionCall expr)
 {
     var fspec = (FunctionSpec)expr.Callee;
     if (fspec.IntrinsicRep != null)
     {
         var ifun = fspec.IntrinsicRep;
         switch (ifun.Action)
         {
             case IntrinsicFunction.EAction.GetArrayElement:
             case IntrinsicFunction.EAction.Index:
                 expr.Arguments = expr.Arguments.Take(1).Concat(
                     expr.Arguments.Skip(1).Select(_ => MakeIntegerResult(_)))
                     .ToArray();
                 return expr;
         }
     }
     return base.TransformFunction(expr);
 }
 public override bool Rewrite(Meta.CodeDescriptor decompilee, System.Reflection.MethodBase callee, StackElement[] args, IDecompiler stack, SysDOM.IFunctionBuilder builder)
 {
     stack.Push(LiteralReference.CreateConstant(false), false);
     System.Diagnostics.Debugger.Break();
     return true;
 }