Re: userdata environment garbage collection

[Roberto Ierusalimschy <roberto@...>]

> I allocate a userdata and then call lua_setfenv to set an environment
> table for it. Then I allocate a 2nd userdata and store it in the
> environment table. Eventually Lua collects the 1st userdata.
> 
> I assume that the 2nd userdata will not be collected until the
> reference in the environment table goes away. Is that correct?

Mostly, but there is one detail: when the state is closed, if both
userdata are still alive, the 2nd userdata will be collected before the
1st one, despite the reference.

-- Roberto