It depends on the weight of the target word. For trivial words like "dup" or "1+", the cost of the call is proportionally pretty big compared to inlining the na

It depends on the weight of the target word. For trivial words like "dup" or "1+", the cost of the call is proportionally pretty big compared to inlining the native code. But all it all, I agree that this tax is far from being a deal breaker. That's why I don't say that in my article :)