[Bug libstdc++/81190] std::optional doesn't compile with containers that have noncopyable types

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81190

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |7.4
      Known to fail|                            |7.3.0

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
And this was fixed on gcc-7-branch by r257981 for PR c++/81589