tce-load -i compiletc gmp-dev openssl-dev

cd nettle-3.4

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 --localstatedir=/var --disable-static

find . -name config.make -type f -exec sed -i 's/-g -O2 -ggdb3//g' {} \;
find . -name config.make -type f -exec sed -i 's/-g -O2//g' {} \;

make
sudo make install
 
  Version:           nettle 3.4
  Host type:         i486-pc-linux-gnu
  ABI:               standard
  Assembly files:    x86
  Install prefix:    /usr/local
  Library directory: ${exec_prefix}/lib
  Compiler:          gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe
  Static libraries:  no
  Shared libraries:  yes
  Public key crypto: yes
  Using mini-gmp:    no
  Documentation:     no