http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55739
--- Comment #10 from H.J. Lu <hjl.tools at gmail dot com> 2013-01-17 16:48:53 UTC --- (In reply to comment #9) > (In reply to comment #8) > > Their support has been checked into glibc and binutils. > > Can address sanitizer use them? > > What about all the other targets that asan now supports? Those targets won't support common symbols until they implement size relocation.