https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78464
--- Comment #1 from Bo Lind <bo.langgaard.lind at gmail dot com> --- See this StackOverflow question for a different phrasing of this issue: http://stackoverflow.com/questions/39979926/is-there-or-will-there-be-a-global-version-of-the-target-clones-attribute