tce-load -i compiletc

wget http://downloads.us.xiph.org/releases/speex/speexdsp-1.2.0.tar.gz

cd speexdsp-1.2.0

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 --disable-static --localstatedir=/var

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

make [0m 9.12s]
make install

SPEEXDSP_CFLAGS="-I/usr/local/include"
SPEEXDSP_LIBS="-L/usr/local/lib -lspeexdsp"