http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55742
--- Comment #12 from davidxl <xinliangli at gmail dot com> 2013-01-14 17:20:56 UTC --- (In reply to comment #10) > Either use a different name of the attribute (replace target with mv_target or > whatever), or require a new attribute (mv?) to be present for multi-versioning > (mv attribute on any of the decls would enable it, if mv attribute isn't > present on either of the two decls being merged, then the target attribute is > merged as before 4.8). I like this proposal: >require a new attribute (mv?) to be present for multi-versioning > (mv attribute on any of the decls would enable it, if mv attribute isn't > present on either of the two decls being merged, then the target attribute is > merged as before 4.8) David