i'm trying to test out the llvm backend on OS X with ghc head plus llvm 3.5 and i'm seeing stuff like the following. Could someone help me undestand whats going on?! 2 http://lpaste.net/115021#line23 http://lpaste.net/115021#line34 http://lpaste.net/115021#line45 http://lpaste.net/115021#line56 http://lpaste.net/115021#line67 http://lpaste.net/115021#line78 http://lpaste.net/115021#line89 http://lpaste.net/115021#line910 http://lpaste.net/115021#line1011 http://lpaste.net/115021#line11 *** Clang (Assembler):clang -m64 -fno-stack-protector -DTABLES_NEXT_TO_CODE -I. -fno-common -U__PIC__ -D__PIC__ -Qunused-arguments -x assembler -c /var/folders/py/wgp_hj9d2rl3cx48yym_ynj00000gn/T/ghc89553_0/ghc89553_7.s -o TestFetch.o /var/folders/py/wgp_hj9d2rl3cx48yym_ynj00000gn/T/ghc89553_0/ghc89553_7.s:3:2: error: unknown directive .macosx_version_min 10, 0 ^ <no location info>: Error running clang! you need clang installed to use theLLVM backend (or GHC tried to execute clang incorrectly)