1 error: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
2 --> $DIR/ptr_arg.rs:6:14
4 6 | fn do_vec(x: &Vec<i64>) {
5 | ^^^^^^^^^ help: change this to: `&[i64]`
7 = note: `-D ptr-arg` implied by `-D warnings`
9 error: writing `&String` instead of `&str` involves a new object where a slice will do.
10 --> $DIR/ptr_arg.rs:14:14
12 14 | fn do_str(x: &String) {
13 | ^^^^^^^ help: change this to: `&str`
15 error: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
16 --> $DIR/ptr_arg.rs:27:18
18 27 | fn do_vec(x: &Vec<i64>);
19 | ^^^^^^^^^ help: change this to: `&[i64]`
21 error: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
22 --> $DIR/ptr_arg.rs:40:14
24 40 | fn cloned(x: &Vec<u8>) -> Vec<u8> {
29 40 | fn cloned(x: &[u8]) -> Vec<u8> {
31 help: change the `.clone()` to
33 41 | let e = x.to_owned();
35 help: change the `.clone()` to
40 error: writing `&String` instead of `&str` involves a new object where a slice will do.
41 --> $DIR/ptr_arg.rs:49:18
43 49 | fn str_cloned(x: &String) -> String {
48 49 | fn str_cloned(x: &str) -> String {
50 help: change the `.clone` to
52 50 | let a = x.to_string();
54 help: change the `.clone` to
56 51 | let b = x.to_string();
58 help: change the `.clone` to
63 error: aborting due to 5 previous errors