Re: userdata access after __gc?

[Richard Hundt <richardhundt@...>]

On Oct 16, 2012, at 9:43 AM, Josh Haberman wrote:

> I have discovered that I can access a userdata from Lua after its
> finalizer has run -- is this intended?  A test program at the bottom
> of this email can demonstrate this on both Lua 5.2.1 and Lua 5.1.4.
> 

The reference manual actually does mention this in the description for
the __gc metamethod. It says that the handlers are run in reverse order
of creation and then:

"The userdata itself is freed only in the next garbage-collection cycle."

Cheers,
Richard