http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56665
Andre Schmitt <excitari at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |excitari at gmail dot com --- Comment #3 from Andre Schmitt <excitari at gmail dot com> --- I can confirm this with gcc 4.7.3 -O2 Assign_a is not working within boost spirit classic on ubuntu 13.04.