pre-stripped files found: /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_python.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_unit_test_framework.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_signals.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_prg_exec_monitor.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_date_time.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_filesystem.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_test_exec_monitor.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_regex.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_program_options.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_wserialization.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_iostreams.so.1.33.1 /var/tmp/portage/boost-1.33.1/image/usr/lib/libboost_serialization.so.1.33.1
Finally fixed in revision bump 1.33.1-r1.