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Re: March=native with a main 64bit system and 32bit chroot


On Tue, 26 May 2009 22:31:12 +0200
Luca Zorzo <lucazorzo@gmail.com> wrote:

> So why gentoo team suggest nocona for 64 bit and prescott for 32 bit?
> (http://en.gentoo-wiki.com/wiki/Safe_Cflags/Intel#Pentium_4_.28Prescott.29_.2F_Celeron_D)

Just a note - we have nothing to do with the wiki, it's run by users. ;)

I would guess that the reason it recommends nocona over prescott for 64 bit is
that the GCC documentation says that nocona enables the same flags as
prescott as well as "64-bit extensions".

http://gcc.gnu.org/onlinedocs/gcc-4.3.3/gcc/i386-and-x86_002d64-Options.html


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