http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48786
--- Comment #11 from janus at gcc dot gnu.org --- (In reply to janus from comment #9) > If we still believe that the error is > correct, then this is a regression (would be interesting to know which > revision caused it). Apparently it is due to r201329 (for PR 57530), in particular the interface.c part.