https://bugs.freedesktop.org/show_bug.cgi?id=73320
--- Comment #31 from farmboy0+freedesktop@googlemail.com --- LLVM triggered Diagnostic Handler: SIInstrInfo::storeRegToStackSlot - Can't spill VGPR! <several times the above message> ./Antichamber.sh: line 3: 3074 Segmentation fault ./UDKGame-Linux $@
Crash is gone.