[Bug c++/71195] [5 Regression] ICE in classify_argument on invalid code

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71195

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 38524
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38524&action=edit
delta-reduced testcase