tce-load -i compiletc meson vala-dev gtk-vnc-dev libosinfo-dev libvirt-glib-dev spice-gtk-dev tracker2-dev vte-dev webkitgtk4-dev freerdp-dev gobject-introspection-dev gtk3-gir intltool itstool libarchive-dev desktop-file-utils appstream-glib

https://ftp.gnome.org/pub/GNOME/sources/gnome-boxes/3.36/gnome-boxes-3.36.1.tar.xz

cd gnome-boxes-3.36.1

patch -Np1 -i ../gnome-boxes-3.36.1_segfault.patch

edit build-aux/post_install.py
/usr/bin/env python3

mkdir build
cd build

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" meson --prefix=/usr/local --localstatedir=/var --libexecdir=/usr/local/lib/gnome-boxes --buildtype=plain

ninja [0m 44.57s]
sudo ninja install

$ gnome-boxes --checks

(gnome-boxes:15230): Boxes-WARNING **: 16:03:07.545: util-app.vala:346: Failed to execute child process ?restorecon? (No such file or directory)
βΆ The CPU is capable of virtualization: yes
βΆ The KVM module is loaded: yes
βΆ Libvirt KVM guest available: yes
βΆ Boxes storage pool available: yes
βΆ The SELinux context is default: no