[Bug c++/127316] [reflection] ICE redeclaring a function whose return type involves a reflection of a parameter variable

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127316

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to ensadc from comment #6)
> Fortunately, `auto f(int a) -> constant_wrapper<^^f>;` is invalid because
> `f` is not visible in its own declarator.

parent_of(^^a) or current_function ()?