tce-load -i compiletc meson spdlog-dev wayland-protocols-dev gtkmm-dev libwebp-dev libinput-dev libnl-dev wireplumber-dev gtk-layer-shell-dev jsoncpp-dev

wget https://github.com/Alexays/Waybar/archive/refs/tags/0.11.0.tar.gz

cd Waybar-0.11.0

mkdir build
cd build

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" meson --prefix=/usr/local --localstatedir=/var --buildtype=plain -Dman-pages=disabled -Dcava=disabled -Dtests=disabled

[-fno-rtti fails]

ninja [15m 14.36s]
sudo ninja install

waybar 0.11.0

  User defined options
    buildtype    : plain
    localstatedir: /var
    prefix       : /usr/local
    cava         : disabled
    man-pages    : disabled
    tests        : disabled