[U-Boot] uboot 2013.01.01 compile error

Hello,I'm trying to compile the uboot for the smdk6400 board. but there is an error while compiling. first I make distclean then make smdk6400_config then make

the error appeared says that

arm-linux-gnueabi-ld.bfd:u- boot.lds:19: syntax error

my working environment is kubuntu 12.10 toolchain version is gcc-arm 4.7.2 Sorry to disturb you.