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I have some code in C++ that takes a pointer and sends it to lua as a
full userdata.  Both key and v.key are userdata sent to lua in this way.

> -----Original Message-----
> From: 
> [] On Behalf Of 
> Matt Campbell
> Sent: 25 January 2008 15:54
> To: Lua list
> Subject: Re: Hashing userdata
> In your example, do "key" and "v.key" refer to the same Lua 
> object, or merely to the same C++ object?  That is, did you 
> call a C++ function which returned a Lua wrapper for that 
> object, and use that same wrapper in both places?  Or did you 
> use two different Lua wrappers, e.g. the return values from 
> two different function calls?
> Matt

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