3 #![allow(clippy::needless_borrowed_reference)]
9 #[warn(clippy::all, clippy::needless_borrow)]
10 #[allow(unused_variables)]
15 let s = &String::from("hi");
16 let s_ident = f(&s); // should not error, because `&String` implements Copy, but `String` does not
17 let g_val = g(&Vec::new()); // should not error, because `&Vec<T>` derefs to `&[T]`
19 let vec_val = g(&vec); // should not error, because `&Vec<T>` derefs to `&[T]`
20 h(&"foo"); // should not error, because the `&&str` is required, due to `&Trait`
21 let garbl = match 42 {
25 &&a // FIXME: this should lint, too
32 fn f<T: Copy>(y: &T) -> T {
36 fn g(y: &[u8]) -> u8 {
42 impl<'a> Trait for &'a str {}
44 fn h(_: &dyn Trait) {}