tce-load -wi compiletc readline-dev

https://www.lua.org/ftp/lua-5.4.6.tar.gz

cd lua-5.4.6
mkdir /tmp/destlua
sed -i 's|INSTALL_TOP=.*|INSTALL_TOP= /tmp/destlua/usr/local|' Makefile

edit src/Makefile
CC= gcc -flto -mtune=generic -Os -pipe -std=gnu99 -fno-asynchronous-unwind-tables
CFLAGS= -DLUA_COMPAT_5_3 $(SYSCFLAGS) $(MYCFLAGS)

make linux-readline
make install