[Bug c++/80451] [6/7 Regression] return implicit type conversion to std::experimental::optional does not compile

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80451

Jason Merrill <jason at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jason at gcc dot gnu.org
            Summary|[6/7/8 Regression] return   |[6/7 Regression] return
                   |implicit type conversion to |implicit type conversion to
                   |std::experimental::optional |std::experimental::optional
                   |does not compile            |does not compile

--- Comment #12 from Jason Merrill <jason at gcc dot gnu.org> ---
Fixed for GCC 8 by the patch for bug 80452.