buildworld fails, 6.1 to 6.2

[Mark Busby]

buildworld fails with this msg
  c++ -fpic -DPIC -O2 -fno-strict-aliasing -pipe -DIN_GLIBCPP_V3 -DHAVE_CONFIG_H -I/usr/src/gnu/lib/libstdc++ -I/usr/src/gnu/lib/libstdc++/../../../contrib/libstdc++/libsupc++ -I/usr/src/gnu/lib/libstdc++/../../../contrib/gcc -I/usr/src/gnu/lib/libstdc++/../../../contrib/libstdc++/include -frandom-seed=RepeatabilityConsideredGood -fno-implicit-templates -ffunction-sections -fdata-sections  -Wno-deprecated -c /usr/src/gnu/lib/libstdc++/../../../contrib/libstdc++/src/locale-inst.cc -o locale-inst.So
/usr/src/gnu/lib/libstdc++/../../../contrib/libstdc++/include/bits/locale_facets.h: In member function `_InIter std::money_get<_CharT, _InIter>::get(_InIter, _InIter, bool, std::ios_base&, std::_Ios_Iostate&, long double&) const [with _CharT = char, _InIter = std::istreambuf_iterator<char, std::char_traits<char> >]':
/usr/src/gnu/lib/libstdc++/../../../contrib/libstdc++/include/bits/locale_facets.h:4016: internal compiler error: Segmentation fault: 11
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
*** Error code 1
  Stop in /usr/src/gnu/lib/libstdc++.
*** Error code 1
  Stop in /usr/src/gnu/lib.
*** Error code 1
  motown# uname -a
FreeBSD motown.xxxxxx.com 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Sat Dec 30 22:22:17 CST 2006     root at motown.xxxxxx.com:/usr/src/sys/i386/compile/MOTOWN  i386
I've cleaned out /usr/obj as the handbook states and rerun cvsup but still unable to complete a buildworld.