http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54606
Paolo Carlini <paolo.carlini at oracle dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Component|libstdc++ |c++ Resolution| |INVALID --- Comment #1 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-09-17 14:13:28 UTC --- References cannot be assigned in C++, your code just triggers undefined behavior.