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SubjectRe: Possibility of adding -march=native to x86
Michael Lothian wrote:
>> The MPENTIUM4 option does not only set -march=pentium4, it also enables
>> several other options in arch/i386/Kconfig.cpu resulting in better
>> performance.
>
> How about an autodetect to set the right options here too using cpuid?
>
> With a warning of course that the code produced will be specifically
> for the native cpu that it's compiled on.

And kill off all Distro kernels right ? IMO to set that auto magically is bad.

Regards,

Gabriel

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