Error

[nanomac]

../util/ld_classic: /usr/llvm-gcc-4.2/lib/gcc/i686-apple-darwin11/4.2.1//libcc_kext.a(_divdi3.o) load command 3 unknown cmd field
../util/ld_classic: /usr/llvm-gcc-4.2/lib/gcc/i686-apple-darwin11/4.2.1//libcc_kext.a(_moddi3.o) load command 3 unknown cmd field
../util/ld_classic: /usr/llvm-gcc-4.2/lib/gcc/i686-apple-darwin11/4.2.1//libcc_kext.a(_udivdi3.o) load command 3 unknown cmd field
../util/ld_classic: /usr/llvm-gcc-4.2/lib/gcc/i686-apple-darwin11/4.2.1//libcc_kext.a(_umoddi3.o) load command 3 unknown cmd field
make[2]: *** [boot] Error 1
make[1]: *** [all] Error 2
make: *** [all] Error 2

xcode Version 4.5.2 (4G2008a)

Thank you.