ppc cross from i386 error?

[navin]

Here are the errors that i get ?
 ../../../binutils-2.13/configure --target=powerpc-unknown-linux 
--prefix=/FPS/Bunny/work/ppc/build/bin-build2/../test/

-----------------------------Snipped ------------------------
gcc -DHAVE_CONFIG_H -I. -I../../../../binutils-2.13/gas -I. -D_GNU_SOURCE 
-I. -I../../../../binutils-2.13/gas -I../bfd 
-I../../../../binutils-2.13/gas/config 
-I../../../../binutils-2.13/gas/../include 
-I../../../../binutils-2.13/gas/.. -I../../../../binutils-2.13/gas/../bfd 
-I../../../../binutils-2.13/gas/../intl -I../intl 
-DLOCALEDIR="\"/FPS/Bunny/work/ppc/build/bin-build2/../test//share/locale\""   
-W -Wall -Wstrict-prototypes -Wmissing-prototypes -g -O2 -c 
../../../../binutils-2.13/gas/symbols.c
gcc -DHAVE_CONFIG_H -I. -I../../../../binutils-2.13/gas -I. -D_GNU_SOURCE 
-I. -I../../../../binutils-2.13/gas -I../bfd 
-I../../../../binutils-2.13/gas/config 
-I../../../../binutils-2.13/gas/../include 
-I../../../../binutils-2.13/gas/.. -I../../../../binutils-2.13/gas/../bfd 
-I../../../../binutils-2.13/gas/../intl -I../intl 
-DLOCALEDIR="\"/FPS/Bunny/work/ppc/build/bin-build2/../test//share/locale\""   
-W -Wall -Wstrict-prototypes -Wmissing-prototypes -g -O2 -c 
../../../../binutils-2.13/gas/write.c
gcc -DHAVE_CONFIG_H -I. -I../../../../binutils-2.13/gas -I. -D_GNU_SOURCE 
-I. -I../../../../binutils-2.13/gas -I../bfd 
-I../../../../binutils-2.13/gas/config 
-I../../../../binutils-2.13/gas/../include 
-I../../../../binutils-2.13/gas/.. -I../../../../binutils-2.13/gas/../bfd 
-I../../../../binutils-2.13/gas/../intl -I../intl 
-DLOCALEDIR="\"/FPS/Bunny/work/ppc/build/bin-build2/../test//share/locale\""   
-W -Wall -Wstrict-prototypes -Wmissing-prototypes -g -O2 -c 
../../../../binutils-2.13/gas/config/tc-ppc.c
../../../../binutils-2.13/gas/config/tc-ppc.c: In function `md_assemble':
../../../../binutils-2.13/gas/config/tc-ppc.c:2172: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2174: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2179: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2181: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2186: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2188: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2193: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:2195: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c: In function 
`md_apply_fix3':
../../../../binutils-2.13/gas/config/tc-ppc.c:5374: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:5381: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:5388: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:5395: warning: right shift 
count >= width of type
../../../../binutils-2.13/gas/config/tc-ppc.c:5523: Internal compiler 
error in simplify_subreg, at simplify-rtx.c:2452
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://bugzilla.redhat.com/bugzilla/> for instructions.
make[3]: *** [tc-ppc.o] Error 1
make[3]: Leaving directory `/FPS/Bunny/work/ppc/build/bin-build2/gas'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/FPS/Bunny/work/ppc/build/bin-build2/gas'
make[1]: *** [all-recursive-am] Error 2
make[1]: Leaving directory `/FPS/Bunny/work/ppc/build/bin-build2/gas'
make: *** [all-gas] Error 2

Why causes this error ? What is the internal compiler error ?