**** Compilation flags
#+begin_src shell :tangle ~/.config/ash/ashrc
export CC=clang
- export CFLAGS="-O3 -pipe -march=native"
+ export CFLAGS="-O3 -pipe -march=native -w -D_FORTIFY_SOURCE=1 -fPIE -fPIC"
export CXX=clang++
export CXXFLAGS="$CFLAGS -stdlib=libc++"
export MAKEFLAGS="-j$(nproc)"