http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53490
--- Comment #4 from Jamie Allsop <ja11sop at yahoo dot co.uk> 2012-05-25 22:04:13 UTC --- (In reply to comment #1) > (Blocker means it blocks a GCC release, so changing priority.) > > Is the progam_options library built with -std=c++11 ? Thanks for fixing the priority. It was a vanilla bjam build of boost 1.49, so no -std=c++11.