http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33518
--- Comment #8 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-02-25 10:54:37 UTC --- Ideally, we should figure in which release has been fixed. Do you think the small testcase in Comment #3 summarizes well the issue? Apparently works with 4.5.x too.