http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28865
--- Comment #10 from Alan Modra <amodra at gmail dot com> 2013-05-04 14:39:34 UTC --- Incidentall, I expect the patch referred to in comment #6 will ICE with tree-checking on due to CONSTRUCTOR nodes not having the required fields for DECL_SIZE_UNIT.