add_subdirectory(Utils) add_subdirectory(Instrumentation) add_subdirectory(AggressiveInstCombine) add_subdirectory(InstCombine) add_subdirectory(Scalar) add_subdirectory(IPO) add_subdirectory(Vectorize) add_subdirectory(Hello) add_subdirectory(HelloNew) add_subdirectory(ObjCARC) add_subdirectory(Coroutines) add_subdirectory(CFGuard)