http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47147
--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-01-12 21:17:35 UTC --- Created attachment 22952 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22952 preprocessed source configured with ../gcc-4.6-20110108/configure --prefix=/home/redi/work/sandbox --disable-libgomp --disable-bootstrap --disable-multilib on netbsd-current build fails in libstdc++-v3/libsupc++ with these errors: In file included from ../../../../gcc-4.6-20110108/libstdc++-v3/libsupc++/tinfo.h:31:0, from ../../../../gcc-4.6-20110108/libstdc++-v3/libsupc++/array_type_info.cc:25: /disk/1/archive/tmp/redi/gcc-4.6-20110108/libstdc++-v3/libsupc++/cxxabi.h:70:17: error: 'size_t' was not declared in this scope /disk/1/archive/tmp/redi/gcc-4.6-20110108/libstdc++-v3/libsupc++/cxxabi.h:70:17: note: suggested alternative: /disk/1/archive/tmp/redi/objdir-4.6-20110108/x86_64-unknown-netbsd5.99.43/libstdc++-v3/include/x86_64-unknown-netbsd5.99.43/bits/c++config.h:88:26: note: 'std::size_t' preprocessed source attached I'll look into it more later and try a build without --disable-boostrap too ...