Not yet, but I keep hearing good things about it. I did sneak a peek at a teaser for it and read the synopsis for it. Certainly looks like a nasty little tale. Apparently the gore is pretty intense, and this is the second review that made a point to say the film is actually scary.
-------------------- "Thou shalt not be afraid for the terror by night; nor for the arrow that flieth by day;
Nor for the pestilence that walketh in darkness; nor for the destruction that wasteth at noonday." -Psalms 91:5-6