[Bug c++/56346] FAIL: g++.dg/tls/thread_local3.C -std=gnu++11 (test for excess errors)

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56346

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> 2013-03-11 16:33:18 UTC ---
Created attachment 29638
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29638
tentative patch

__cxa_thread_atexit is in libstdc++; the default implementation doesn't do
anything with the dso_handle parm, so I think it makes sense to just pass NULL
on targets without __cxa_atexit.  Does this patch fix the failure for you?