Re: Stack state on call to C routine

[Peter Shook <pshook@...>]

Lua's VM stack is and is totally separate from the C stack.

You can push, pop, dup and swap to your heart's content without fear of 
corrupting it.

- Peter


Andrew Durdin wrote:
> Ando's question brings to my mind a question that I couldn't find a clear
> answer to in the docs:
>
> When a C function is passed arguments (from Lua) on the stack, is it all
> right for the function to reorder or pop these arguments from the stack so
> that it can manipulate them more easily? Or, to phrase it another way: how
> much of the stack would the function need to preserve in order to prevent
> stack corruption?
>
> Andrew