tce-load -i intltool gtk3-dev upower-dev

cd gnome-power-manager-3.10.1

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe"  ./configure --prefix=/usr/local --disable-static

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

make
sudo make install

                    GNOME Power Manager 3.10.1
                  =============================

        prefix:                    /usr/local
        datadir:                   ${datarootdir}
        compiler:                  gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe
        cflags:                    -g -O2
        cppflags:                   -g -fexceptions
        Self test support:         no