[Bug c++/116052] [15 Regression] ICE in diagnostic_context::diagnostic_impl

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116052

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 58736
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58736&action=edit
preprocessed testcase from godbolt