https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70503
--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Wed Apr 20 14:30:33 2016 New Revision: 235284 URL: https://gcc.gnu.org/viewcvs?rev=235284&root=gcc&view=rev Log: Ensure std::thread helpers have internal linkage Backport from mainline 2016-04-05 Jonathan Wakely <jwak...@redhat.com> PR libstdc++/70503 * src/c++11/thread.cc (execute_native_thread_routine, execute_native_thread_routine_compat): Give internal linkage. * testsuite/30_threads/thread/70503.cc: New test. Added: branches/gcc-4_9-branch/libstdc++-v3/testsuite/30_threads/thread/70503.cc Modified: branches/gcc-4_9-branch/libstdc++-v3/ChangeLog branches/gcc-4_9-branch/libstdc++-v3/src/c++11/thread.cc