tce-load -i compiletc libgpg-error-dev

wget https://gnupg.org/ftp/gcrypt/libassuan/libassuan-2.5.3.tar.bz2

cd libassuan-2.5.3

CC="gcc -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --localstatedir=/var --disable-static

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [0m 11.80s]
sudo make install

        Libassuan v2.5.3 has been configured as follows:

        Revision: 4de3154  (19939)
        Platform: aarch64-unknown-linux-gnu