[Bug c++/103403] [11/12 Regression] auto return type with a trailing return type of decl(auto) uses rvalue reference type instead of reference type

[enricomaria.dean6elis at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103403

--- Comment #4 from Enrico Maria De Angelis <enricomaria.dean6elis at gmail dot 
com> ---
So there is a relation between this problem and PR 78209. At least a
cause-effect relation.