update llvm 4.0
update llvm 4.0

coonce/scoop,reelsense/scoop,nikolasd/scoop,kodybrown/scoop,rasa/scoop,lukesampson/scoop,nueko/scoop,r15ch13/scoop,Congee/scoop,yunspace/scoop,toxeus/scoop,vidarkongsli/scoop,vinaynambiar/lukesampson-,Cyianor/scoop,berwyn/scoop