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

wget https://download.gnome.org/sources/atkmm/2.28/atkmm-2.28.4.tar.xz

cd atkmm-2.28.4

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

ninja [0m 45.49s]
sudo ninja install

atkmm 2.28.4

         Maintainer mode: if-git-build (false)
       Compiler warnings: min (warning_level: 1, werror: false)
    Build deprecated API: true
Build HTML documentation: if-maintainer-mode (false)
Directories:
                  prefix: /usr/local
              includedir: /usr/local/include
         includeatkmmdir: /usr/local/include/atkmm-1.6
                  libdir: /usr/local/lib
        includeconfigdir: /usr/local/lib/atkmm-1.6/include
                   m4dir: /usr/local/lib/atkmm-1.6/proc/m4
            pkgconfigdir: /usr/local/lib/pkgconfig
                 datadir: /usr/local/share
                  docdir: /usr/local/share/doc/atkmm-1.6
              devhelpdir: /usr/local/share/devhelp/books/atkmm-1.6
------
Build targets in project: 2

atkmm 2.28.4

  User defined options
    buildtype    : plain
    localstatedir: /var
    prefix       : /usr/local