[Bug libstdc++/97841] [C++17] is_invocable handling of incomplete return type is wrong

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97841

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
   Last reconfirmed|                            |2020-11-19
             Status|UNCONFIRMED                 |ASSIGNED
   Target Milestone|---                         |11.0
     Ever confirmed|0                           |1