[Bug c++/93106] [c++2a] Deleted move constructor is not selected when returning an automatic variable

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93106

--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> ---
Confirmed.  check_return_expr can't use convert_for_initialization to test
whether to treat the returned lvalue as an rvalue.