tce-load -i compiletc libX11-dev

wget https://github.com/Airblader/xcb-util-xrm/releases/download/v1.3/xcb-util-xrm-1.3.tar.bz2

cd xcb-util-xrm-1.3

CC="gcc -flto -mtune=generic -Os -pipe -Wno-error=format-extra-args" CXX="g++ -flto -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --disable-static --localstatedir=/var --sysconfdir=/etc --without-doxygen

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

make [0m 1.01s]
sudo make install