Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: LibClang (user goal)
rejecting: LibClang-0.1.0, 0.0.9, 0.0.8, 0.0.7 (global constraint requires
==0.0.6)
trying: LibClang-0.0.6
next goal: ffi (dependency of LibClang-0.0.6)
Dependency tree exhaustively searched.