http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47030
--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-01-07 22:22:15 UTC --- Created attachment 22930 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22930 Draft patch Draft patch attached (untested). TODO: Warn if the same COMMON block has different ext_attr in different scopes of the same translation unit. * * * (In reply to comment #1) > Is this related to/dupe of PR42568? No - those are different issues.