tce-load -i compiletc 

wget https://github.com/libexpat/libexpat/releases/download/R_2_4_6/expat-2.4.6.tar.xz

cd expat-2.4.6

CC="gcc -flto -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --localstatedir=/var --disable-static

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [0m 5.90s]
sudo make install