Platform: Fedora release 7 (Moonshine) Linux idle.lbl.gov 2.6.22.9-91.fc7 #1 SMP Thu Sep 27 20:47:39 EDT 2007 x86_64 x86_64 x86_64 GNU/Linux
% g++ -v Using built-in specs. Target: x86_64-unknown-linux-gnu Configured with: /net/rosie/scratch2/rwgk/gcc_trunk/configure --prefix=/net/cci-filer1/vol1/tmp/rwgk/gcc_trunk_130411_x86_64_fc7 --enable-languages=c,c++,fortran --with-mpfr=/usr Thread model: posix gcc version 4.3.0 20071125 (experimental) (GCC) I'll attach a small reproducer. % g++ -c -fpermissive -I/usr/include/python2.5 used_but_not_defined.cpp /usr/include/boost/type_traits/detail/cv_traits_impl.hpp:37: error: static data member 'boost::detail::cv_traits_imp<boost::reference_wrapper<boost::python::objects::<unnamed>::bind_return>*>::is_const' used, but not defined Some data points: svn revision 130341 didn't have this problem. svn revision 130396 is broken already. svn revision 130411 is still broken. Ralf -- Summary: error on correct code Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: rwgk at yahoo dot com GCC build triplet: x86_64-unknown-linux-gnu GCC host triplet: x86_64-unknown-linux-gnu GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34229