mainline bootstrap failure in libsupc++ on sparcv9-sun-solaris2.8

[Brad Lucier <lucier at math dot purdue dot edu>]

With this configure and build command

/bin/rm -rf * ; env CC='gcc -m64 -mcpu=ultrasparc' ../configure --prefix=/home/c/lucier/local/gcc-test sparcv9-sun-solaris2.8 ; make -j 4 MAKE='make -j 4' STAGE1_CFLAGS='-O2 -g' bootstrap > & build.log && ( make -j 4 -k check > & check.log ; make mail-report-with-warnings.log ; ./mail-report-with-warnings.log )

bootstrap fails on sparcv9-sun-solaris2.8 with the message

make[4]: Entering directory `/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/src'
/local/bin/bash ../libtool --tag CXX --mode=compile /export/u3/lucier/programs/gcc/gcc-3.3/objdir/gcc/xgcc -shared-libgcc -B/export/u3/lucier/programs/gcc/gcc-3.3/objdir/gcc/ -nostdinc++  -L/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/src -L/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/src/.libs -B/home/c/lucier/local/gcc-test/sparcv9-sun-solaris2.8/bin/ -B/home/c/lucier/local/gcc-test/sparcv9-sun-solaris2.8/lib/ -isystem /home/c/lucier/local/gcc-test/sparcv9-sun-solaris2.8/include -nostdinc++ -I/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/sparcv9-sun-solaris2.8 -I/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include -I../../../../libstdc++-v3/libsupc++  -I../../../../libstdc++-v3/libmath    -g -O2 -fno-implicit-templates  -Wall -Wno-format -W -Wwrite-strings -Winline  -fdiagnostics-show-location=once  -ffunction-sections -!
fdata-sections -g    -c ../../../../libstdc++-v3/src/complex_io.cc
/export/u3/lucier/programs/gcc/gcc-3.3/objdir/gcc/xgcc -shared-libgcc -B/export/u3/lucier/programs/gcc/gcc-3.3/objdir/gcc/ -nostdinc++ -L/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/src -L/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/src/.libs -B/home/c/lucier/local/gcc-test/sparcv9-sun-solaris2.8/bin/ -B/home/c/lucier/local/gcc-test/sparcv9-sun-solaris2.8/lib/ -isystem /home/c/lucier/local/gcc-test/sparcv9-sun-solaris2.8/include -nostdinc++ -I/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/sparcv9-sun-solaris2.8 -I/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include -I../../../../libstdc++-v3/libsupc++ -I../../../../libstdc++-v3/libmath -g -O2 -fno-implicit-templates -Wall -Wno-format -W -Wwrite-strings -Winline -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -g -c ../../../../libstdc++-v3/src/complex_io!
.cc  -fPIC -DPIC -o .libs/complex_io.o
In file included from /export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/sstream:367,
                 from /export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/complex:51,
                 from ../../../../libstdc++-v3/src/complex_io.cc:30:
/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/iosfwd: In instantiation of `std::basic_iostream<char, std::char_traits<char> >':
/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/bits/sstream.tcc:234:   instantiated from `std::basic_stringstream<char, std::char_traits<char>, std::allocator<char> >'
/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/bits/sstream.tcc:234:   instantiated from here
/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/include/iosfwd:64: internal compiler error: in
   lookup_base_r, at cp/search.c:282
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.
make[4]: *** [complex_io.lo] Error 1
make[4]: Leaving directory `/export/u3/lucier/programs/gcc/gcc-3.3/objdir/sparcv9-sun-solaris2.8/libstdc++-v3/src'