tce-load -i 

cd icu

cd source

CC="gcc -mtune=generic -Os -pipe" CXX="g++ -mtune=generic -Os -pipe" ./configure --prefix=/usr/local --enable-static --with-data-packaging=library

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

Edit config/mh-linux
## LDFLAGSICUDT=-nodefaultlibs -nostdlib

make
sudo make install