1error[E0277]: the trait bound `Ipv4Addr: ToTokens` is not satisfied 2 --> tests/ui/not-quotable.rs:6:13 3 | 46 | let _ = quote! { #ip }; 5 | ^^^^^^^^^^^^^^ 6 | | 7 | the trait `ToTokens` is not implemented for `Ipv4Addr` 8 | required by a bound introduced by this call 9 | 10 = help: the following other types implement trait `ToTokens`: 11 &T 12 &mut T 13 Box<T> 14 CStr 15 CString 16 Cow<'a, T> 17 Option<T> 18 Rc<T> 19 and $N others 20 = note: this error originates in the macro `quote` (in Nightly builds, run with -Z macro-backtrace for more info) 21