tce-load -i compiletc meson cmake intltool glib2-dev python3.6-dev python3.6-mako

https://ftp.acc.umu.se/pub/GNOME/sources/gobject-introspection/1.64/gobject-introspection-1.64.1.tar.xz

cd gobject-introspection-1.64.1

mkdir build
cd build

CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" meson --prefix=/usr/local --localstatedir=/var --buildtype=plain

ninja [0m 45.66s]
sudo ninja install