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Re: gcc, march and sse

Joel Carnat wrote:

I read that Slackware Linux compiles most of its packages with
"-march=i486 -mtune=i686". As far as I understood gcc's manpage, this
means "keep code compatible with 486 CPU but allow the use pentiumpro
special features", right ?

By using pentiumpro special features, you are not compatible with the 486 CPU.

That should be obvious from just saying it out loud.


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