iirc we simply write to these stack locations to make sure they are
committed.

Yang

On Thu, Oct 4, 2018 at 8:21 PM <[email protected]> wrote:

> Large stack allocation on Windows usually needs to call _chkstk to make
> sure the the memory is committed. C++ function should be handled by C++
> compiler automatically, but I didn't see any call to _chkstk() in V8 source
> for JIT code. Is it handled in some different way?
>
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