http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53893
--- Comment #2 from Elias Pipping <pipping at exherbo dot org> 2012-07-08 11:43:11 UTC --- % g++-4.7 -v Using built-in specs. COLLECT_GCC=g++-4.7 COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/4.7.1/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /var/tmp/paludis/build/sys-devel-gcc-4.7.1/work/gcc-4.7.1/configure --prefix=/usr --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking --disable-silent-rules --enable-fast-install --libdir=/usr/lib64 --disable-multilib --libdir=/usr/lib64 --enable-clocale=gnu --enable-languages=c++,fortran --enable-libstdcxx-pch=yes --enable-nls --program-suffix=-4.7 --with-libelf --with-pkgversion='Exherbo gcc-4.7.1' --with-system-zlib --disable-graphite --disable-cloog-backend --without-cloog --without-ppl --disable-libgomp --disable-libssp Thread model: posix gcc version 4.7.1 (Exherbo gcc-4.7.1) % % g++-4.7 -std=c++0x nannormtest.ii nannormtest.ii: In member function ‘double std::DenseVector::infinity_norm() const’: nannormtest.ii:8:80: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. %