The joy of buildroot - anyone know what's causing this?

[Neil Higgins]

Trying to buidroot for the ICnova AP7000 Base, 20110104 release, on
Ubuntu 10.04.3

All suggestions gratefully received.

make[2]: Entering directory
`/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-initial/gcc'
/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-initial/./gcc/xgcc -B/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-initial/./gcc/ -B/home/neil/Projects/ICnova-20110104/ICnova/build_avr32/staging_dir/usr/avr32-linux-uclibc/bin/ -B/home/neil/Projects/ICnova-20110104/ICnova/build_avr32/staging_dir/usr/avr32-linux-uclibc/lib/ -isystem /home/neil/Projects/ICnova-20110104/ICnova/build_avr32/staging_dir/usr/avr32-linux-uclibc/include -isystem /home/neil/Projects/ICnova-20110104/ICnova/build_avr32/staging_dir/usr/avr32-linux-uclibc/sys-include -O2 -g -Os -DIN_GCC -DCROSS_COMPILE   -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition  -isystem ./include  -I. -I. -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-avr32-1.1.3/gcc -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-avr32-1.1.3/gcc/. -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-avr32-1.1.3/gcc/../include -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-avr32-1.1.3/gcc/../libcpp/include -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gmp/include -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/mpfr/include -I/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-avr32-1.1.3/gcc/../libdecnumber -I../libdecnumber  -g0 -finhibit-size-directive -fno-inline-functions -fno-exceptions -fno-zero-initialized-in-bss -fno-toplevel-reorder  -mrelax \

-c /home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-avr32-1.1.3/gcc/crtstuff.c -DCRT_BEGIN \
	  -o crtbegin.o
/home/neil/Projects/ICnova-20110104/ICnova/toolchain_build_avr32/gcc-4.2.2-initial/./gcc/as: line 2: exec: --: invalid option