[Bug libstdc++/89416] [9 regression] std::vector::push_back no longer builds.

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89416

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2019-02-21
      Known to work|                            |8.2.1
            Version|unknown                     |9.0
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
            Summary|[regression]                |[9 regression]
                   |std::vector<std::thread,    |std::vector<std::thread,
                   |custom_allocator>::push_bac |custom_allocator>::push_bac
                   |k no longer builds.         |k no longer builds.
     Ever confirmed|0                           |1
      Known to fail|                            |9.0