http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56754
--- Comment #1 from Magnus Granberg <zorry at gentoo dot org> 2013-03-28 03:22:04 UTC --- Revision 188166 remove TARGET_H from GIMPLE_H. when TARGET_H did get remove from GIMPLE_H it don't get pass to IPA_PROP_H, so it can't get pass to PLUGIN_HEADERS.