[Bug libstdc++/85818] [8/9 Regression] undefined reference to `std::experimental::filesystem::v1::__cxx11::path::preferred_separator'

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85818

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2018-05-17
      Known to work|                            |6.4.0, 7.3.0
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
   Target Milestone|---                         |8.2
     Ever confirmed|0                           |1
      Known to fail|                            |8.1.0, 9.0