GCC build failure, HEAD@167429 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 167429 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 167428.

Log information for changes since the last build:
------------------------------------------------------------------------
r167429 | jsm28 | 2010-12-03 07:11:42 -0800 (Fri, 03 Dec 2010) | 9 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/ada/ChangeLog
   M /trunk/gcc/ada/gcc-interface/lang.opt
   M /trunk/gcc/common.opt
   M /trunk/gcc/gcc.c
   M /trunk/gcc/java/ChangeLog
   M /trunk/gcc/java/lang.opt

	* common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
	* gcc.c (cc1_options): Add %{Qy:}.

ada:
	* gcc-interface/lang.opt (k8): New option.

java:
	* lang.opt (static-libgcj): New option.

------------------------------------------------------------------------

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

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		-o build/genhooks.o /home/regress/tbox/svn-gcc/gcc/genhooks.c
/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 -DGENERATOR_FILE -I. -Ibuild -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/build -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    \
		-o build/genchecksum.o /home/regress/tbox/svn-gcc/gcc/genchecksum.c
/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 -DGENERATOR_FILE -I. -Ibuild -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/build -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    \
		-o build/genenums.o /home/regress/tbox/svn-gcc/gcc/genenums.c
g++ -c -I /home/regress/tbox/svn-gcc/gcc/go -I /home/regress/tbox/svn-gcc/gcc/go/gofrontend -I. -Igo -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/go -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     -g -O2 -DIN_GCC   -W -Wall -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common  -DHAVE_CONFIG_H /home/regress/tbox/svn-gcc/gcc/go/gofrontend/dataflow.cc -o go/dataflow.o
cc1plus: error: unrecognized command line option "-Wno-overlength-strings"
make[3]: *** [go/dataflow.o] Error 1
make[3]: *** Waiting for unfinished jobs....
/bin/sh /home/regress/tbox/svn-gcc/gcc/../move-if-change tmp-optionlist optionlist
echo timestamp > s-options
rm gcj-dbtool.pod jcf-dump.pod jv-convert.pod grmic.pod gcj.pod gc-analyze.pod gfdl.pod cpp.pod gij.pod gcov.pod gfortran.pod fsf-funding.pod gccgo.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
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-- 
Geoffrey Keating <geoffk@geoffk.org> 
(via an automated GCC regression-testing script.)