http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52452
--- Comment #6 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-03-06 17:36:07 UTC --- Fixed for on the 4.6 branch for 4.6.4 (the 4.6.3 release was missed) and on the 4.5 branch. For 4.7, the backport will happen after the 4.7.0 release (i.e. for 4.7.1).