[Bug c++/115361] "possibly dangling reference to a temporary" when object is_empty

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115361

--- Comment #9 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #8)
> Giving a -Wdangling-ref warning for f7 and f9 is correct, 

s/f7 and f9/f9/