tce-load -i intltool telepathy-mission-control-dev libsecret-dev cheese-dev gobject-introspection-dev libgdata-dev folks-dev telepathy-logger-dev pulseaudio5-dev telepathy-farstream-dev geoclue-dev libchamplain-dev enchant-dev geocode-glib-dev itstool vala-dev libnotify-dev

cd empathy-3.10.3

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti"  ./configure --prefix=/usr/local --disable-static --localstatedir=/var --libexecdir=/usr/local/lib/empathy --enable-ubuntu-online-accounts=no

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

make
sudo make install

Configure summary:

        Compiler....................:  gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe
        Compiler Flags..............:  -g -O2 -Wall -Wdeclaration-after-statement -Wshadow -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes
        Linker Flags................:  
        Prefix......................:  /usr/local
        Data directory .............:  ${prefix}/share/empathy
        Icon directory .............:  ${prefix}/share/empathy/icons
        GSettings schema support....:  yes
        Coding style checks.........:  yes
        Unreleased version checks...:  no
        GETTEXT_PACKAGE.............:  empathy-tpaw

    Features:
        Cheese webcam support ......:  yes
        Camera monitoring...........:  yes
        Ubuntu Online plugins.......:  no


Configure summary:

        Compiler....................:  gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe
        Compiler Flags..............:  -g -O2 -Wall -Wdeclaration-after-statement -Wshadow -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes
        Linker Flags................:  
        Prefix......................:  /usr/local
        Coding style checks.........:  yes
        Use GStreamer 1.0...........:  yes

    Features:
        Spell checking (enchant)....:  yes
        Display maps (libchamplain).:  yes
        Location awareness (Geoclue):  yes
        Geocode support (Geocode)...:  yes
        Cheese webcam support ......:  yes
        Camera monitoring...........:  yes

    Extras:
        Nautilus-sendto plugin......:  no
        GOA MC plugin...............:  yes
        Ubuntu Online plugins.......:  no