Problems updating groff-1.16.1-r1

[tigrezno]

Hi all, i'm doing an update world emerge, but the groff package seems to terminate in erros such that:

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c++ -I. -I/var/tmp/portage/groff-1.16.1-r1/work/groff-1.16.1/src/preproc/tbl -I/
var/tmp/portage/groff-1.16.1-r1/work/groff-1.16.1/src/include -I/var/tmp/portage
/groff-1.16.1-r1/work/groff-1.16.1/src/include -DHAVE_STDLIB_H=1 -DHAVE_UNISTD_H
=1 -DHAVE_DIRENT_H=1 -DHAVE_LIMITS_H=1 -DHAVE_SYS_DIR_H=1 -DHAVE_STRING_H=1 -DHA
VE_STRINGS_H=1 -DHAVE_MATH_H=1 -DRET_TYPE_SRAND_IS_VOID=1 -DHAVE_SYS_NERR=1 -DHA
VE_SYS_ERRLIST=1 -DHAVE_CC_LIMITS_H=1 -DRETSIGTYPE=void -DHAVE_STRUCT_EXCEPTION=
1 -DHAVE_UNISTD_H=1 -DHAVE_GETPAGESIZE=1 -DHAVE_MMAP=1 -DHAVE_FMOD=1 -DHAVE_STRT
OL=1 -DHAVE_GETCWD=1 -DHAVE_STRERROR=1 -DHAVE_PUTENV=1 -DHAVE_RENAME=1 -DHAVE_MK
STEMP=1 -DHAVE_STRCASECMP=1 -DHAVE_STRNCASECMP=1 -DHAVE_STRSEP=1 -DHAVE_STRDUP=1
-DSYS_SIGLIST_DECLARED=1 -march=i686 -O3 -pipe -c table.cc
c++ -march=i686 -O3 -pipe -o tbl main.o table.o /var/tmp/portage/groff-1.16.1-r
1/work/groff-1.16.1/src/libs/libgroff/libgroff.a
Making tbl.n from tbl.man
make[2]: Saliendo directorio `/var/tmp/portage/groff-1.16.1-r1/work/groff-1.16.1
/src/preproc/tbl'
make[2]: Cambiando a directorio `/var/tmp/portage/groff-1.16.1-r1/work/groff-1.1
6.1/src/preproc/pic'
if test -n "/var/tmp/portage/groff-1.16.1-r1/work/groff-1.16.1/src/preproc/pic/p
ic_tab.h"; then \
bison -y -v -d pic.y; \
else \
bison -y -v pic.y; \
fi
pic.y:480: warning: previous rule lacks an ending `;'
make[2]: *** [pic.cc] Error 139
make[2]: Saliendo directorio `/var/tmp/portage/groff-1.16.1-r1/work/groff-1.16.1
/src/preproc/pic'
make[1]: *** [src/preproc/pic] Error 2
make[1]: Saliendo directorio `/var/tmp/portage/groff-1.16.1-r1/work/groff-1.16.1
'
make: *** [all] Error 2

!!! ERROR: The ebuild did not complete successfully.
!!! Function src_compile, Line 3, Exitcode 2
!!! (no error message)

!!! emerge aborting on /usr/portage/sys-apps/groff/groff-1.16.1-r1.ebuild .

Any idea?
Thanks and "Viva gentoo!"