GCC build failure, HEAD@158143 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 158143 had problems on:
native: build (about the same as the previous build)
Attached is build output for those targets.
The previous build was of revision 158139.

Log information for changes since the last build:
------------------------------------------------------------------------
r158143 | gccadmin | 2010-04-08 17:17:20 -0700 (Thu, 08 Apr 2010) | 1 line
Changed paths:
   M /trunk/gcc/DATESTAMP

Daily bump.
------------------------------------------------------------------------

For more information, see <http://glutton.geoffk.org/HEAD/>.

-------------- next part --------------
	/home/regress/tbox/native/build/./prev-gcc/xgcc -B/home/regress/tbox/native/build/./prev-gcc/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/lib/ -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/include -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/sys-include    -c  -g -O2 -fomit-frame-pointer -gtoggle -DIN_GCC   -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H -I. -I. -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/. -I/home/regress/tbox/svn-gcc/gcc/../include -I/home/regress/tbox/svn-gcc/gcc/../libcpp/include  -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber/bid -I../libdecnumber     -DSTANDARD_STARTFILE_PREFI!
 X=\"../../../\" -DSTANDARD_EXEC_PREFIX=\"/home/regress/tbox/objs/lib/gcc/\" -DSTANDARD_LIBEXEC_PREFIX=\"/home/regress/tbox/objs/libexec/gcc/\" -DDEFAULT_TARGET_VERSION=\"4.6.0\" -DDEFAULT_TARGET_MACHINE=\"i686-pc-linux-gnu\" -DSTANDARD_BINDIR_PREFIX=\"/home/regress/tbox/objs/bin/\" -DTOOLDIR_BASE_PREFIX=\"../../../../\"  `test "X${SHLIB_LINK}" = "X" || test "yes" != "yes" || echo "-DENABLE_SHARED_LIBGCC"` -DCONFIGURE_SPECS="\"\"" \
		-I. -I. -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/. -I/home/regress/tbox/svn-gcc/gcc/../include -I/home/regress/tbox/svn-gcc/gcc/../libcpp/include  -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber/bid -I../libdecnumber    /home/regress/tbox/svn-gcc/gcc/cp/g++spec.c)
cc1: warnings being treated as errors
/home/regress/tbox/svn-gcc/gcc/lto-wrapper.c: In function 'collect_wait':
/home/regress/tbox/svn-gcc/gcc/lto-wrapper.c:180:11: error: variable '__u' set but not used
/home/regress/tbox/svn-gcc/gcc/lto-wrapper.c:182:14: error: variable '__u' set but not used
/home/regress/tbox/svn-gcc/gcc/lto-wrapper.c:183:8: error: variable '__u' set but not used
/home/regress/tbox/svn-gcc/gcc/lto-wrapper.c:191:11: error: variable '__u' set but not used
/home/regress/tbox/svn-gcc/gcc/lto-wrapper.c:192:45: error: variable '__u' set but not used
make[3]: *** [lto-wrapper.o] Error 1
make[3]: *** Waiting for unfinished jobs....
rm gcj-dbtool.pod jcf-dump.pod jv-convert.pod grmic.pod gcov.pod gcj.pod gc-analyze.pod gfdl.pod cpp.pod gij.pod gfortran.pod fsf-funding.pod gcc.pod
make[3]: Leaving directory `/home/regress/tbox/native/build/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/home/regress/tbox/native/build'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/home/regress/tbox/native/build'
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
-------------- next part --------------

-- 
Geoffrey Keating <geoffk@geoffk.org> 
(via an automated GCC regression-testing script.)