tce-load -i compiletc meson gtk3-dev gtk3-gir geocode-glib-dev geocode-glib-gir gobject-introspection-dev vala-dev py3.6gobject

wget https://download.gnome.org/sources/libgweather/40/libgweather-40.0.tar.xz

cd libgweather-40.0

mkdir build
cd build

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

ninja [0m 15.54s]
sudo ninja install