[Bug bootstrap/55571] [4.6/4.7/4.8 regression] PR48076 fix broke bootstrap on armv5tel-linux-gnueabi

["mikpe at it dot uu.se" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55571

--- Comment #3 from Mikael Pettersson <mikpe at it dot uu.se> 2012-12-03 14:39:19 UTC ---
Eric has already "upgraded" this bug report to a 4.6/4.7/4.8 regression, but
I'd like to add that I now got a very similar error with 4.8-20121202:

/mnt/scratch/objdir48/./prev-gcc/xg++ -B/mnt/scratch/objdir48/./prev-gcc/
-B/mnt/scratch/install48/armv5tel-unknown-linux-gnueabi/bin/ -nostdinc++
-B/mnt/scratch/objdir48/prev-armv5tel-unknown-linux-gnueabi/libstdc++-v3/src/.libs
-B/mnt/scratch/objdir48/prev-armv5tel-unknown-linux-gnueabi/libstdc++-v3/libsupc++/.libs
-I/mnt/scratch/objdir48/prev-armv5tel-unknown-linux-gnueabi/libstdc++-v3/include/armv5tel-unknown-linux-gnueabi
-I/mnt/scratch/objdir48/prev-armv5tel-unknown-linux-gnueabi/libstdc++-v3/include
-I/mnt/scratch/gcc-4.8-20121202/libstdc++-v3/libsupc++
-L/mnt/scratch/objdir48/prev-armv5tel-unknown-linux-gnueabi/libstdc++-v3/src/.libs
-L/mnt/scratch/objdir48/prev-armv5tel-unknown-linux-gnueabi/libstdc++-v3/libsupc++/.libs
  -g -O2 -gtoggle -DIN_GCC   -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -Werror   -DHAVE_CONFIG_H
-static-libstdc++ -static-libgcc  -o cc1 c/c-lang.o c-family/stub-objc.o
attribs.o c/c-errors.o c/c-decl.o c/c-typeck.o c/c-convert.o c/c-aux-info.o
c/c-objc-common.o c/c-parser.o c-family/c-common.o c-family/c-cppbuiltin.o
c-family/c-dump.o c-family/c-format.o c-family/c-gimplify.o c-family/c-lex.o
c-family/c-omp.o c-family/c-opts.o c-family/c-pch.o c-family/c-ppoutput.o
c-family/c-pragma.o c-family/c-pretty-print.o c-family/c-semantics.o
c-family/c-ada-spec.o tree-mudflap.o arm-c.o glibc-c.o \
  cc1-checksum.o libbackend.a main.o  libcommon-target.a libcommon.a
../libcpp/libcpp.a ../libdecnumber/libdecnumber.a libcommon.a
../libcpp/libcpp.a   ../libbacktrace/.libs/libbacktrace.a
../libiberty/libiberty.a ../libdecnumber/libdecnumber.a   -lmpc -lmpfr -lgmp  
-lz
/usr/bin/ld: cc1: hidden symbol `__sync_synchronize' in
/mnt/scratch/objdir48/./prev-gcc/libgcc.a(linux-atomic.o) is referenced by DSO
/usr/bin/ld: final link failed: Bad value
collect2: error: ld returned 1 exit status
make[3]: *** [cc1] Error 1
make[3]: Leaving directory `/mnt/scratch/objdir48/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/mnt/scratch/objdir48'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/mnt/scratch/objdir48'
make: *** [bootstrap] Error 2