make buildworld

[zen]

dear all,
 i have a problem during upgrading my FreeBSD box to 6.1,
this error occured during make buildworld.
these are the error mesages:

_tools/../../../../contrib/gcc/genemit.c
/usr/src/gnu/usr.bin/cc/cc_tools/../../../../contrib/gcc/genemit.c: In 
function `gen_expand':
/usr/src/gnu/usr.bin/cc/cc_tools/../../../../contrib/gcc/genemit.c:546: 
internal compiler error: Segmentation fault: 11
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
{standard input}: Assembler messages:
{standard input}:1106: Warning: partial line at end of file ignored
*** Error code 1

Stop in /usr/src/gnu/usr.bin/cc/cc_tools.
*** Error code 1

Stop in /usr/src.
*** Error code 1

Stop in /usr/src.
*** Error code 1

Cheers
Zen