tce-load -i compiletc readline-dev

cd bash-4.4.18

edit configure
5166: LIBS="-lncursesw  $LIBS"

5260: eval ac_cv_rl_includedir=/usr/local/include/readline
5261: eval ac_cv_rl_libdir=/usr/local/lib

5263: LIBS="$LIBS -lreadline -lncursesw"


CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --docdir=/usr/share/doc/bash-4.4.18 --without-bash-malloc --with-installed-readline=/usr/local ac_cv_lib_ncurses_tgetent=true

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

make [0m 29.57s]
make install