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Interesting - so, is recovery possible (longjmp/throwing an exception
to escape)?


On Tue, Dec 6, 2011 at 4:32 PM, Roberto Ierusalimschy
<> wrote:
>> Good, good. So what level of stack manipulation would be considered
>> safe? Can I, say, safely retrieve a number from the registry? Again,
>> thank you so much for the explanation.
> We will update the manual. The panic function can do anything, except
> that:
> 1) it cannot return (or else Lua aborts the program).
> 2) it must check for stack space before pushing anything.
> -- Roberto