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On Sat, 24 Jan 2009 21:13:00 +0100
Morgan Wesstr=F6m <freebsd-questions@pp.dyndns.biz> wrote:

> gcc 4.2 and later will figure out the correct -march and -mtune for
> you automatically if you use CPUTYPE=3Dnative.=20

The point I was making before, is that CPUTYPE isn't just passed
transparently to gcc, it's used for setting other variables, such as
CFLAGS. So unless you know that CPUTYPE=3Dnative is supported by the OS as
well as the compiler, you probably shouldn't use it in make.conf.