tce-load -i compiletc meson glibmm-dev at-spi2-core-dev

wget https://download.gnome.org/sources/atkmm/2.36/atkmm-2.36.3.tar.xz

cd atkmm-2.36.3

mkdir build
cd build

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a53 -Os -pipe" CXX="g++ -flto -march=armv8-a+crc -mtune=cortex-a53 -Os -pipe -DNDEBUG" meson setup --prefix=/usr/local --localstatedir=/var --buildtype=plain -Dbuild-documentation=false

ninja [0m 18.71s]
sudo ninja install

atkmm 2.36.3

         Maintainer mode: if-git-build (false)
       Compiler warnings: min (warning_level: 1, werror: false)
    Build deprecated API: true
Build HTML documentation: false
Directories:
                  prefix: /usr/local
              includedir: /usr/local/include
         includeatkmmdir: /usr/local/include/atkmm-2.36
                  libdir: /usr/local/lib
        includeconfigdir: /usr/local/lib/atkmm-2.36/include
                   m4dir: /usr/local/lib/atkmm-2.36/proc/m4
            pkgconfigdir: /usr/local/lib/pkgconfig
                 datadir: /usr/local/share
                  docdir: /usr/local/share/doc/atkmm-2.36
              devhelpdir: /usr/local/share/devhelp/books/atkmm-2.36
------
Build targets in project: 2

atkmm 2.36.3

  User defined options
    build-documentation: false
    buildtype          : plain
    localstatedir      : /var
    prefix             : /usr/local