http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54917
--- Comment #7 from janus at gcc dot gnu.org 2012-10-13 13:08:11 UTC --- (In reply to comment #6) > r177486 or r177527 (see pr50004). Out of these two, I'd rather guess for the latter (but this is not more than a guess). Anyway, I think whatever revision caused the regression probably just 'uncovered' the fact that TRANSFER does not handle polymorphics.