compiler_fail

  HOSTLD  scripts/kconfig/conf
scripts/kconfig/conf --silentoldconfig Kconfig
  CHK     include/linux/version.h
  CC      scripts/mod/empty.o
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/mod/mk_elfconfig
  HOSTCC  scripts/bin2c
scripts/mod/empty.c:1: warning: switch -mcpu=cortex-a9 conflicts with -march= switch
scripts/mod/empty.c:1: sorry, unimplemented: -mfloat-abi=hard and VFP
scripts/mod/empty.c:1: sorry, unimplemented: Graphite loop optimizations cannot be used
make[2]: *** [scripts/mod/empty.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [scripts/mod] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [scripts] Error 2
make: *** Waiting for unfinished jobs....