[Bug c++/85806] [concepts] Hard error for "invalid use of non-static data member" in a requires expression

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85806

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2019-10-14
     Ever confirmed|0                           |1

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This now compiles but gives the wrong result:

85806.cc:11:17: error: static assertion failed
   11 |   static_assert(!HasCount<S>);
      |                 ^~~~~~~~~~~~