Gcc [trunk revision 186547] failed to bootstrap on i686!

[ia32corei7 at gnu-34 dot sc dot intel dot com (H.J. Lu (ia32 Core 2/i7))]

cd bld; \
 CC="gcc -m32" CXX="g++ -m32" ../src-trunk/configure \
	--with-arch=corei7 --with-cpu=corei7 --prefix=/usr/local --enable-clocale=gnu --with-system-zlib --enable-shared --with-demangler-in-ld i686-linux --with-fpmath=sse --enable-languages=c,c++,fortran,java,lto,objc
configure: WARNING: you should use --build, --host, --target
checking build system type... i686-pc-linux-gnu
checking host system type... i686-pc-linux-gnu
checking target system type... i686-pc-linux-gnu
    grep "Error " makelog.186547.trunk.i686.corei7 >> makelog.186547.trunk.i686.corei7.mail; \
make[8]: *** [work.lo] Error 1
make[7]: *** [all-recursive] Error 1
make[6]: *** [all] Error 2
make[5]: *** [all-stage1-target-libgomp] Error 2
make[4]: *** [stage1-bubble] Error 2
make[3]: *** [bootstrap] Error 2
make[2]: *** [bootstrap] Error 2
checking whether it can be safely assumed that mutex_timedlock is available... yes
checking for gthreads library... yes
checking for makeinfo... makeinfo --split-size=5000000 --split-size=5000000
checking for modern makeinfo... yes
checking for doxygen... yes
checking for dot... no
checking for xsltproc... yes
checking for xmllint... yes
checking for docbook stylesheets for documentation creation... no
checking for local stylesheet directory... no
checking for epub3 stylesheets for documentation creation... no
checking for dblatex... no
checking for pdflatex... no
configure: updating cache ./config.cache
checking for gxx-include-dir... no
checking for --enable-version-specific-runtime-libs... no
checking for install location... ${prefix}/include/c++/${gcc_version}
configure: creating ./config.status
config.status: creating Makefile
config.status: creating scripts/testsuite_flags
config.status: creating scripts/extract_symvers
config.status: creating include/Makefile
Adding multilib support to include/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating libsupc++/Makefile
Adding multilib support to libsupc++/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating python/Makefile
Adding multilib support to python/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating src/Makefile
Adding multilib support to src/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating src/c++98/Makefile
Adding multilib support to src/c++98/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating src/c++11/Makefile
Adding multilib support to src/c++11/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating doc/Makefile
Adding multilib support to doc/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating po/Makefile
Adding multilib support to po/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating testsuite/Makefile
Adding multilib support to testsuite/Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: creating config.h
config.status: executing default-1 commands
Adding multilib support to Makefile in ../../../src-trunk/libstdc++-v3
multidirs=
with_multisubdir=
config.status: executing libtool commands
config.status: executing include/gstdint.h commands
config.status: executing generate-headers commands
make[6]: Entering directory `/export/gnu/import/git/gcc-test-ia32corei7/bld/i686-linux/libstdc++-v3/include'
echo timestamp > stamp-pb
echo timestamp > stamp-host
echo 0 > stamp-namespace-version
echo 1 > stamp-visibility
echo 1 > stamp-extern-template
sed -e '/^#pragma/b' \
    -e '/^#/s/\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_][ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*\)/_GLIBCXX_\1/g' \
    -e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
    -e 's,^#include "\(.*\)",#include <bits/\1>,g' \
    < /export/gnu/import/git/gcc-test-ia32corei7/src-trunk/libstdc++-v3/../libgcc/gthr.h > i686-linux/bits/gthr.h
sed -e 's/\(UNUSED\)/_GLIBCXX_\1/g' \
    -e 's/\(GCC[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*_H\)/_GLIBCXX_\1/g' \
    < /export/gnu/import/git/gcc-test-ia32corei7/src-trunk/libstdc++-v3/../libgcc/gthr-single.h > i686-linux/bits/gthr-single.h
sed -e 's/\(UNUSED\)/_GLIBCXX_\1/g' \
    -e 's/\(GCC[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*_H\)/_GLIBCXX_\1/g' \
    -e 's/SUPPORTS_WEAK/__GXX_WEAK__/g' \
    -e 's/\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*USE_WEAK\)/_GLIBCXX_\1/g' \
    < /export/gnu/import/git/gcc-test-ia32corei7/src-trunk/libstdc++-v3/../libgcc/gthr-posix.h > i686-linux/bits/gthr-posix.h
sed -e 's/\(UNUSED\)/_GLIBCXX_\1/g' \
    -e 's/\(GCC[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*_H\)/_GLIBCXX_\1/g' \
    -e 's/SUPPORTS_WEAK/__GXX_WEAK__/g' \
    -e 's/\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*USE_WEAK\)/_GLIBCXX_\1/g' \
    -e 's,^#include "\(.*\)",#include <bits/\1>,g' \
    < /export/gnu/import/git/gcc-test-ia32corei7/bld/i686-linux/libstdc++-v3/../libgcc/gthr-default.h > i686-linux/bits/gthr-default.h
make[6]: Leaving directory `/export/gnu/import/git/gcc-test-ia32corei7/bld/i686-linux/libstdc++-v3/include'
make[5]: Leaving directory `/export/gnu/import/git/gcc-test-ia32corei7/bld'
make[4]: *** [stage1-bubble] Error 2
make[4]: Leaving directory `/export/gnu/import/git/gcc-test-ia32corei7/bld'
make[3]: *** [bootstrap] Error 2
make[3]: Leaving directory `/export/gnu/import/git/gcc-test-ia32corei7/bld'
1076.45user 70.98system 3:05.50elapsed 618%CPU (0avgtext+0avgdata 530612maxresident)k
24632inputs+4463216outputs (1major+27860192minor)pagefaults 0swaps
make[2]: *** [bootstrap] Error 2
make[2]: Leaving directory `/export/gnu/import/git/gcc-test-ia32corei7'