http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54806
--- Comment #13 from Jeremy Huddleston Sequoia <jeremyhu at macports dot org> 2012-10-06 06:38:54 UTC --- I see this issue with older gcc47 versions that predate the bump to 4.7.2 and addition of --enable-libstdcxx-time, specifically: $ g++-mp-4.7 --version g++-mp-4.7 (MacPorts gcc47 4.7.1_7+universal) 4.7.1 Copyright (C) 2012 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. with libstdcxx-devel @4.8-20120923
