Re: A serious stack issue caused by gcc optimization

[Bean]

On Tue, Mar 3, 2009 at 10:51 PM, phcoder <address@hidden> wrote:
> Hello
> Have you tried -mno-red-zone? Here is an extract from man gcc:
>       -mno-red-zone
>           Do not use a so called red zone for x86-64 code.  The red zone is
>           mandated by the x86-64 ABI, it is a 128-byte area beyond the
>           location of the stack pointer that will not be modified by signal
>           or interrupt handlers and therefore can be used for temporary data
>           without adjusting the stack pointer.  The flag -mno-red-zone
>           disables this red zone.

Hi,

Oh, thanks a lot, this option does the trick. Here is the patch file.

-- 
Bean

amd64_efi.diff
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