引用:/etc/make.conf
# These settings were set by the catalyst build script that automatically
# built this stage.
# Please consult /etc/make.conf.example for a more detailed example.
CFLAGS="-O2 -march=i686 -pipe"
CXXFLAGS="-O2 -march=i686 -pipe"
# WARNING: Changing your CHOST is not something that should be done lightly.
# Please consult http://www.gentoo.org/doc/en/change-chost.xml before changing.
CHOST="i686-pc-linux-gnu"
FEATURES="ccache parallel-fetch"
CCACHE_SIZE="2G"
USE="-X -alsa apache2 -bluetooth";
然后进行系统升级
emerge --update --deep --newuse world