tce-load -i compiletc meson intltool glib2-dev python3.9-dev

wget https://download.gnome.org/sources/gobject-introspection/1.78/gobject-introspection-1.78.1.tar.xz

cd gobject-introspection-1.78.1

mkdir build
cd build

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

ninja [0m 48.88s]
sudo ninja install

gobject-introspection 1.78.1

  User defined options
    buildtype    : plain
    localstatedir: /var
    prefix       : /usr/local