Hemmann, Volker Armin <volker.armin.hemmann <at> tu-clausthal.de> writes:


> > -mcpu is deprecated, according to the examples file as of gcc 3.4, SO:

> > CFLAGS="-Os -march=i586 -pipe -fomit-frame-pointer"
> > CHOST="i586-pc-linux-gnu"

> > changed to:
> > CFLAGS="-Os -mtune=i586 -pipe -fomit-frame-pointer"
> > or
> > CFLAGS="-Os -march=i586 -mtune=i586 -pipe -fomit-frame-pointer"

> sure about that? doesn't march include everything mtune would do?


No, I'm not sure. The more I read the more I see different opinions!
That's why I'm asking. Remember the goals are:
1) keep executible (binaries) as small as possible
2) use one make.conf on a master system to generate binaries
for most old pentiums and the K6(amd) systems....

My gut tells me that 

CFLAGS="-Os -march=i586 -pipe -fomit-frame-pointer"
CHOST="i586-pc-linux-gnu"

is the best choice in this cause. However, my 'gut' is more focused
on the 'kiss' principal:  (kiss whoever does the cooking and cleans
the dishes)........ aka keep it simple.

???




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