https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70503
Jonathan Wakely <redi at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |6.0
Summary|[4.9/5/6 Regression] extern |[4.9/5 Regression] extern
|"C" functions in |"C" functions in
|src/c++11/thread.cc are |src/c++11/thread.cc are
|global in libstdc++.a |global in libstdc++.a
Known to fail|6.0 |
--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed on trunk so far.