tce-load -i intltool libsoup-dev gobject-introspection-dev libsoup-gir gtk3-dev gtk3-gir

cd geocode-glib-3.10.0

sudo mkdir /usr/share/zoneinfo

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 --enable-introspection=yes

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

make
sudo make install

libgweather-3.10.2 configure summary:

        Prefix:                         /usr/local
        Source code location:           .
        Compiler:                       gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe
        Introspection support:          yes
        Build Vala bindings:            no