tce-load -i compiletc meson pcre21042-dev gettext-dev perl5 libffi-dev

wget https://download.gnome.org/sources/glib/2.78/glib-2.78.1.tar.xz
wget https://www.linuxfromscratch.org/patches/blfs/svn/glib-skip_warnings-1.patch

cd glib-2.78.1

patch -Np1 -i ../glib-skip_warnings-1.patch

mkdir build
cd build

CC="gcc -flto -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" meson --prefix=/usr/local --localstatedir=/var --libexecdir=/usr/local/lib/glib-2.0 --buildtype=plain -Dselinux=disabled -Dman=false -Dlibmount=disabled

ninja [3m 41.58s]
sudo ninja install

glib 2.78.1

  Build environment
    host cpu           : x86
    host endian        : little
    host system        : linux
    C Compiler         : gcc
    C++ Compiler       : gcc
    shared build       : True
    static build       : False

  Directories
    prefix             : /usr/local
    bindir             : /usr/local/bin
    libexecdir         : /usr/local/lib/glib-2.0
    pkgdatadir         : /usr/local/share/glib-2.0
    datadir            : /usr/local/share
    includedir         : /usr/local/include/glib-2.0
    giomodulesdir      : /usr/local/lib/gio/modules
    localstatedir      : /var
    runstatedir        : /run

  Options
    selinux            : False
    libmount           : False
    xattr              : False
    man                : False
    dtrace             : False
    systemtap          : False
    sysprof            : False
    gtk_doc            : False
    bsymbolic_functions: True
    force_posix_threads: False
    tests              : True
    installed_tests    : False
    nls                : auto
    oss_fuzz           : disabled
    glib_debug         : auto
    glib_assert        : True
    glib_checks        : True
    libelf             : auto
    multiarch          : False

  Subprojects
    gvdb               : YES

  User defined options
    buildtype          : plain
    libexecdir         : /usr/local/lib/glib-2.0
    localstatedir      : /var
    prefix             : /usr/local
    libmount           : disabled
    man                : false
    selinux            : disabled