gistfile1.txt

stack setup
stack install happy alex
stack exec -- pacman -S gcc binutils git automake-wrapper tar make patch --no-confirm
stack exec -- git clone --recursive git://git.haskell.org/ghc.git
cd ghc
stack exec -- git clone git://github.com/snowleopard/shaking-up-ghc shake-build
stack exec -- perl boot
stack exec -- bash configure --enable-tarballs-autodownload
stack build --stack-yaml=shake-build/stack.yaml --only-dependencies
stack exec  --stack-yaml=shake-build/stack.yaml -- shake-build/build.bat -j