tce-load -i compiletc sdl2-dev-dev libwebp-dev 

wget https://www.libsdl.org/projects/SDL_image/release/SDL2_image-2.0.5.tar.gz

cd SDL2_image-2.0.5

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -flto -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 30.07s]
sudo make install