[Bug c++/123249] declaration of template parameter 'class V' with different constraints

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123249

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 63117
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=63117&action=edit
C++20 testcase