[Bug c++/92438] [8/9/10 Regression] Function declaration parsed incorrectly with `-std=c++1z`

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92438

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2019-12-20
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 47535
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47535&action=edit
gcc10-pr92438.patch

Untested fix.