http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56834
--- Comment #1 from Paolo Carlini <paolo.carlini at oracle dot com> 2013-04-03 13:06:57 UTC --- So this happens only in mainline, right? I can't reproduce in 4_8-branch. In that case, doesn't look like a library issue (nothing changed lately in this area)
