Compiled on PI4B4G with 5.10.77-piCore-v8

Compile Flags:
CC='gcc'
CXX='g++'
CPPFLAGS='-DNDEBUG'
CFLAGS='-march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -flto'
CXXFLAGS='-march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -flto'
LDFLAGS="-Wl,-O1"
export CC CXX CPPFLAGS CFLAGS CXXFLAGS LDFLAGS

Dependencies:
cmake
compiletc
gettext-dev
git
glib2-dev
glibc_gconv
gob2
gtk2-dev
gtk3-dev
ibus-dev
libchewing-dev


Commands:

# Adjusting system
# fix LTO
P=/usr/local/libexec/gcc/aarch64-unknown-linux-gnu/10.2.0/liblto_plugin.so.0.0.0
sudo mkdir -p /usr/local/lib/bfd-plugins
sudo ln -sfv $P /usr/local/lib/bfd-plugins/liblto_plugin.so

git clone https://github.com/definite/ibus-chewing.git

wget https://releases.pagure.org/cmake-fedora/cmake-fedora-2.9.2-modules-only.tar.gz

cd ibus-chewing/

tar -xf ../cmake-fedora-2.9.2-modules-only.tar.gz

mkdir build && cd build

# On aarch64, libexec is the default
# Move libexec back to where it should be
# remove: -DLIBEXEC_DIR='/usr/local/lib/ibus-chewing'
# optionally add "-Wno-deprecated -Wno-dev"
# to suppress deprecated functionality warnings
# this project is old...
cmake .. -DCMAKE_BUILD_TYPE=MinSizeRel \
-DCMAKE_INSTALL_PREFIX='/usr/local' \
-DDATA_DIR='/usr/local/share' \
-DPRJ_DOC_DIR='/usr/local/share/doc/ibus-chewing' \
-DPRJ_DATA_DIR='/usr/local/share/ibus-chewing' \
-Wno-deprecated -Wno-dev

time make -j4
real    0m 35.51s
user    1m 45.32s
sys     0m 20.91s

DESTDIR=/tmp/packing-ibus-chewing make install

cd /tmp/packing-ibus-chewing
strip --strip-unneeded ./usr/local/libexec/*

# schemas
sed -i 's@/desktop/ibus@/org/freedesktop/ibus@g' ./usr/local/share/glib-2.0/schemas/org.freedesktop.IBus.Chewing.gsc

# example file
cp /tmp/startup_script.example ./usr/local/share/doc/ibus-chewing/startup_script.example

mkdir -p /tmp/packing-ibus-chewing-locale/usr/local/share
mv ./usr/local/share/locale /tmp/packing-ibus-chewing-locale/usr/local/share/