Use Safe Haskell when GHC >= 7.2
drwxr-xr-x - Control
drwxr-xr-x - Data
-rw-r--r-- 650 Foreign.hs
drwxr-xr-x - Foreign
-rw-r--r-- 618 LICENSE
-rw-r--r-- 1593 Numeric.hs
-rw-r--r-- 7546 Prelude.hs
drwxr-xr-x - System
-rw-r--r-- 1756 haskell2010.cabal